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Data processing addendum
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https://www.costar.com/sites/costar.com.na/files/2026-01/Costar%20DPA%20SCCs%20%28Modular%201%20%26%202%2C%203%20Schedules%201-4%29.pdf
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                                            DPA SCHEDULE 1

                               STANDARD CONTRACTUAL CLAUSES (SCCs)

1. Incorporation of Standard Contractual Clauses.

The Parties agree that the applicable Standard Contractual Clauses (“SCC”) are hereby entered into and
form part of the Parties’ DPA:

1.1 Where CoStar processes Personal Data as a Controller pursuant to the terms of the Agreement,
CoStar and its relevant Affiliates are located in countries that are not subject to an adequacy decision by
the European Commission, and Customer and its relevant Affiliates are established in the EEA, Module
One (transfer controller to controller), Clauses 1 to 6, 8 and 10 to 18 apply.

1.2 Where CoStar Processes Personal Data as a Processor pursuant to the terms of the Agreement,
CoStar and its relevant Subprocessor Affiliates are located in countries that are not subject to an
adequacy decision by the European Commission, and Customer and its relevant Affiliates are established
in the EEA, Module Two (transfer controller to processor), Clauses 1 to 6 and 8 to 18 apply.

2. Standard Contractual Clause Optional Provisions

In addition to Section 1, where the Standard Contractual Clauses identify optional provisions (or
provisions with multiple options) the following shall apply in the following manner:

2.1 Clause 7 (Docking Clause) is omitted;

2.2 In Clause 9(a) (Use of subprocessors) (Module 2 only) – Option 2 shall apply and the parties shall
follow the process and timings agreed in the DPA to appoint subprocessors;

2.3 In Clause 11(a) (Redress) (Module 1, 2) – the Optional provision shall NOT apply;

2.4 In Clause 17 (Governing Law) (Module 1,2) the Parties agree that Option 2 shall apply according to
the following:

    (a) where the Customer is established in the EEA, the law of the Member State in which the
    Customer is established, provided such Member State law allows for third-party beneficiary rights;

    (b) where the Customer is established in the UK, the law of England and Wales;

    (c) where the Customer is established other than in the UK or EEA, the law of the Member State in
    which the Customer has appointed its representative under Article 27 of the GDPR; or

    (d) otherwise, the law of the Republic of Ireland

2.5 In Clause 18 (Choice of forum and jurisdiction) (Module 1, 2) – the Parties submit themselves to the
jurisdiction of the courts of that country whose law applies according to this Schedule.

Last updated: January 15, 2026
3. Supplementary Terms to Standard Contractual Clauses

3.1 Documentation and compliance. For the purposes of Clause 8.9(b) (Module One) and Clause 8.9(e)
(Module Two), the review and audit provisions in the Agreement and DPA, if applicable, shall apply.

3.2 Notification and Transparency.

    (a) The Parties acknowledge and agree that CoStar, where required by the Standard Contractual
    Clauses, to notify the competent supervisory authority, shall first provide Customer with the details
    of the notification, permitting Customer to have prior written input into the relevant notification,
    where Customer so desires to do, and without delaying the timing of the notification unduly.

    (b) For purposes of Clause 8.2 – Module 1, Clause 8.3 – Module 2 and Clause 15.1(a), the Parties
    agree and acknowledge that it may not be possible for CoStar to make the appropriate
    communications to data subjects and accordingly, Customer shall (following notification by the Data
    Importer) have the option to be the party who makes any communication to the data subject, and
    CoStar shall provide the level of assistance set out in the DPA.

3.3 Liability. For the purposes of Clause 12, the liability of the Parties shall be limited in accordance with
the limitation of liability provisions in the Agreement.

3.4 Signatories. Notwithstanding the fact that the Standard Contractual Clauses are incorporated herein
by reference without being signed directly, CoStar and Customer each agree that their execution of the
Agreement is deemed to constitute its execution of the Standard Contractual Clauses, and that it is duly
authorized to do so on behalf of, and to contractually bind, the Data Exporter or Data Importer (as
applicable) accordingly.

4. Annexes.

4.1 For the purpose of Annex I of the Standard Contractual Clauses, the Agreement, this DPA (including
Annex A and any applicable processing schedules) set out the information regarding the Parties, the
description of the transfer and the competent supervisory authority.

4.2 For the purpose of Annex II of the Standard Contractual Clauses, the Security Measures schedule to
this DPA (including any brand-specific Security Documentation annexes) contains the technical and
organizational measures.

4.3 The specifications for Annex III of the Standard Contractual Clauses regarding subprocessors are
determined by this DPA and any Subprocessor list maintained by CoStar in accordance with it.

Last updated: January 15, 2026
                                             DPA SCHEDULE 2
                                              (SCC ANNEX I)

                                         DETAILS OF PROCESSING
A. LIST OF PARTIES

        1. Data Exporter & Data Importer:

The full name, address and contact details for the Data Exporter and Data Importer (as defined below)
are set out in the Agreement; and

(a) In the case of Module 1, the data exporter and Controller is Customer and its relevant Affiliates
which are established in the EEA, and the data importer and Controller is CoStar and its relevant
Affiliates located in non-adequacy approved third countries for the Services identified in Annex A;

(b) In the case of Module 2, the data exporter and Controller is Customer and its relevant Affiliates
which are established in the EEA, and the data importer and Processor is CoStar and its relevant
Subprocessors located in non-adequacy approved third countries for the Services identified in Annex A;

B. DESCRIPTION OF TRANSFER

        1. Categories of data subjects

The categories of data subjects whose personal data are transferred may include:
    • employees, contractors and other personnel of Customer and its Affiliates;
    •   individual representatives and contacts of Customer’s customers, suppliers and business
        partners;
    •   users and visitors of CoStar Group Services operated for or used by Customer (including the
        brands listed in Annex A); and
    •   any other individuals whose personal data Customer chooses to submit to or collect through the
        Services in accordance with the Agreement.

        2. Categories of personal data

The categories of personal data transferred are determined by Customer’s configuration and use of the
Services identified in Annex A, and may include some or all of the following:

    •   identity and identification data (for example, name, user ID);
    •   contact information (for example, email address, postal address, telephone number);
    •   professional details (for example, title, company, role);
    •   technical and usage data (for example, IP address, device identifiers, log data, timestamps,
        browser and operating system information, referrer URL, interactions with CoStar’s online
        systems, websites, applications, emails and APIs)

Last updated: January 15, 2026
    •   transactional or financial details to the extent submitted by Customer in connection with its use
        of the Services (for example, billing or payment-related data); and
    •   any other personal data that Customer or its Affiliates choose to submit to, or collect through,
        the Services in unstructured or structured form in accordance with the Agreement.

        3. Special categories of personal data (if applicable)

The transferred personal data includes the following special categories of data: CoStar’s Terms of Use
prohibits Customer from using the Services to solicit, display, store, process, send or transmit special
categories of data. The Services identified in Annex A are not intended to be used to collect or process
special categories of personal data. Accordingly, special categories of data are not expected to be
transferred.

If, contrary to these requirements, special categories of data are processed, Customer is responsible for
ensuring a lawful basis and appropriate safeguards, and CoStar will apply the Security Measures
described in the DPA and applicable security schedules

The applied restrictions or safeguards that fully take into consideration the nature of the data and the
risks involved, such as for instance strict purpose limitation, access restrictions (including access only for
staff having followed specialised training), keeping a record of access to the data, restrictions for onward
transfers or additional security measures are: The applied restrictions or safeguards are those described
in the Security Measures schedule to this DPA.

        4. Frequency of the transfer

The frequency of the transfer is: The transfer is carried out on a continuous basis and is determined by
Customer’s configuration of the Services identified in Annex A.

        5. Subject matter and nature of the processing

The subject matter of the processing is: CoStar’s provision of the Services under the Agreement
(including, as applicable, listing and marketing services, analytics and reporting, discovery and directory
services, hosting and capture services, and lease and asset management services) and related activities
such as storage, hosting, retrieval, transmission, display, analysis and other processing of personal data
as necessary to provide, secure and support the Services.

        6. Purpose(s) of the data transfer and further processing:

The purpose/s of the data transfer and further processing is:

    •   to provide, operate and support the Services to Customer under and in accordance with the
        Agreement;
    •   to provide technical support, issue diagnosis and error correction, and to maintain and improve
        the security, availability and performance of the Services; and
    •   to carry out any other processing expressly described in the Agreement and this DPA.

Last updated: January 15, 2026
        7. Duration

The period for which the personal data will be retained, or the criteria used to determine that period,
are as set out in the DPA and Agreement (including any applicable retention, deletion and backup
provisions).

        8. Subprocessor (if applicable)

For transfers to subprocessors, specify subject matter, nature, and duration of the processing: For
transfers to subprocessors, the subject matter, nature and duration of the processing are as described in
the Agreement, this DPA and the Subprocessor schedules. Subprocessors may have access to the
personal data for the term of this DPA or until their engagement ends or access is removed in
accordance with the DPA.

C. COMPETENT SUPERVISORY AUTHORITY

Identify the competent supervisory authority/ies in accordance with clause 13 of the SCCs
Where the data exporter is established in an EU Member State: The supervisory authority of the country
in which the data exporter is established is the competent authority.

Where the data exporter is not established in an EU Member State, but falls within the territorial scope
of application of the GDPR in accordance with its Article 3(2) and has appointed a representative
pursuant to Article 27(1) of the GDPR: The competent supervisory authority is the Member State in
which the representative is established.

Where the data exporter is not established in an EU Member State, but falls within the territorial scope
of application of the GDPR in accordance with its Article 3(2) without, however, having to appoint a
representative pursuant to Article 27(2) of the GDPR: The competent supervisory authority is the
supervisory authority in Ireland, namely the Data Protection Commission
(https://www.dataprotection.ie/).

Last updated: January 15, 2026
                                           DPA SCHEDULE 3
                                          (SCC ANNEX II & III)

                                        ANNEX II
               COSTAR TECHNICAL AND ORGANIZATION SECURITY MEASURES (“TOM”)

3-1 Overview

CoStar maintains technical and organizational measures designed to protect Personal Data against
unauthorized or unlawful Processing and against accidental loss, destruction or damage (the “Security
Measures”). This Schedule 3 describes how those Security Measures apply by brand and service. These
measures apply in addition to any confidentiality and security obligations in the Agreement.

3-2 CoStar Group brands (other than Matterport, Visual Lease)

For CoStar-branded products and services and the other brands listed in Annex A excluding Matterport
and Visual Lease, CoStar applies the Security Measures described in Annex 3-1 (CoStar Security
Measures), as updated from time to time in accordance with the DPA. Any updates will not materially
reduce the overall level of protection for Personal Data.

3-3 Matterport Platform and Capture Services

For Matterport products and services, the Security Measures are those set out in Schedule 3-2
(Matterport Technical and Organizational Security Measures), which are incorporated here by
reference as provided by Matterport. These measures apply to the Matterport Services in full and may
be updated by Matterport in accordance with Schedule 3-2, provided that such updates do not result in
a material degradation in the protection of Personal Data.

3-4 Visual Lease

For Visual Lease products and services, the Security Measures are those set out in Schedule 3-3 (Visual
Lease Security Measures), which are incorporated here by reference as provided by Visual Lease. These
measures may be updated by Visual Lease from time to time, provided that such updates do not result
in a material degradation in the protection of Personal Data.

3-4 Real Estate Manager

For Visual Lease products and services, the Security Measures are those set out in Schedule 3-4 (Real
Estate Manager), which are incorporated here by reference as provided by Real Estate Manager. These
measures may be updated by Real Estate Manager from time to time, provided that such updates do
not result in a material degradation in the protection of Personal Data.

Last updated: January 15, 2026
                                              Schedule 3-1
                                     CoStar Group Security Measures

Software, such as antivirus and antimalware, threat detection tools to identify and address technical
flaws.

     •   Encryption and pseudonymisation.

     •   Physical security, such as CCTV cameras.

     •   Passwords and MFA (multi-factor authentication).

     •   Information security policies governing the approach to data protection and GDPR compliance.

     •   Business continuity plans, to explain the actions the organisation will take in response to an
         information security incident.

     •   Risk assessments to identify information security threats and determine appropriate controls.

     •   Staff awareness training.

     •   Reviews and audits to assess the effectiveness of the measures that have been implemented,
         and to identify opportunities for improvement.

                                             Schedule 3-2
                       Matterport Technical and Organizational Security Measures

Matterport’s technical and organizational security measures (“TOM”) describe the controls
implemented by Matterport to protect personal data and ensure the ongoing security, confidentiality,
integrity, and availability of Matterport’s products and services as described in any customer Agreement
(the “Services”).

I.       Overview.

This document is a high-level overview of Matterport’s TOMs. More details on the measures we
implement are available upon request. Matterport reserves the right to modify or revise these TOMs at
any time at its discretion without notice, provided that such modification or revision does not result in a
material degradation in the protection provided for personal data that Matterport processes in
providing its various Services.

Evidence of the measures implemented and maintained by Matterport described below may be
provided to the customer, upon written request. Matterport will provide such evidence no more than
once per year, in the form of up-to-date attestations, reports or extracts from independent bodies.
Customers may also request at any time Matterport’s Trust Package, which includes the most recent
SOC2 Type II report, and the latest penetration testing report by visiting Matterport’s Trust Center
located at https://Matterport.com/trust.

Last updated: January 15, 2026
II.        Shared Responsibility.

Matterport’s TOMs apply to all standard service offerings provided by Matterport, except for those
areas where the customer shares the responsibility for security and privacy TOMs.

Matterport adopts a shared responsibility model where responsibility for data security is shared
between Matterport and the customer. This shared model can help relieve the customer’s operational
burden.

Matterport is responsible for protecting the infrastructure that runs all the Services offered within
Matterport’s cloud Services. This infrastructure is composed of the hardware, software, networking, and
facilities that run the cloud-based Services. Matterport operates, manages, and controls the
components from its host operating system and virtualization layer down to the physical security of the
facilities in which the service operates. Matterport hosts all its applications with Amazon Web Services
(AWS) in a multi-tenancy environment. This allows Matterport to deploy, at scale, its code base to all its
infrastructure, so the Services can serve multiple customers. Matterport currently does not support
single-tenancy environments. Customer is responsible for the management of the user accounts, and
visibility of its models. Customer may have additional responsibilities depending on the type of cloud
Services that a customer selects. The type of cloud Services determines the amount of configuration
work the customer must perform as part of its security responsibilities.

III.       Technical and Organizational Measures.

Matterport maintains the following TOM to protect personal data:

1.      Information Security Program. Matterport will maintain organizational, management and
dedicated staff responsible for the development, implementation, and maintenance of Matterport’s
information security program.

2.       Security Policies. Matterport will maintain information security policies and make sure that
policies and measures are regularly reviewed and amend such policies as Matterport deems reasonable
to maintain protection of Services and data processed therein.

3.      Risk Management. Matterport will assess risks related to processing of personal data and create
an action plan to mitigate identified risks. Matterport will maintain risk assessment procedures for the
purposes of such periodic review and assessment of risks to the Matterport organization, monitoring
and maintaining compliance with Matterport policies and procedures, and reporting the condition of its
information security and compliance to senior internal management.

4.       Physical Security. AWS maintains physical and environmental security of Matterport’s
Infrastructure containing customer confidential information designed to: (i) protect information assets
from unauthorized physical access, (ii) manage, monitor, and log movement of persons into and out of
Matterport facilities, and (iii) guard against environmental hazards such as heat, fire, and water damage.

5. System and Network Security.

       •   Network Security. Matterport will maintain network security controls such as firewalls, remote
           access control via virtual private networks or remote access solutions, network segmentation,

Last updated: January 15, 2026
        and detection of unauthorized or malicious network activity via security logging and monitoring,
        designed to protect systems from intrusion and limit the scope of any successful attack.

    •   Data Security. Matterport will maintain data security controls which include logical segregation
        of data, restricted (e.g., role-based) access and monitoring, and where applicable, utilization of
        commercially available and industry-standard encryption technologies.

    •   Encryption. Matterport employs encrypted and authenticated remote connectivity to
        Matterport computing environments and customer systems. Matterport maintains a
        cryptographic standard that aligns with recommendations from industry groups, government
        publications and other reputable standards groups. This standard is periodically reviewed, and
        selected technologies and ciphers may be updated in accordance with the assessed risk and
        market acceptance of new standards.

                In-Transit Encryption. All network traffic flowing in and out of the Services data centers,
                including customer data, is encrypted in transit.
                At-Rest Encryption. Customer data created by the customer, is encrypted at rest with
                256-bit AES encryption.
6.      User Access Management. Matterport will maintain logical access controls designed to manage
electronic access to data and system functionality based on authority levels and job functions, (e.g.,
granting access on a need-to-know and least privilege basis, use of unique IDs and passwords for all
users, periodic review, and revoking/changing access promptly when employment terminates or
changes in job functions occur).

    •   Password Management. Matterport will maintain password controls designed to manage and
        control password strength, expiration, and usage including prohibiting users from sharing
        passwords. Matterport shall ensure password hardening standards are in place that align with
        accepted industry security frameworks to ensure sufficient controls.

    •   Workstation Protection. Matterport will implement protections on end-user devices and
        monitor those devices to be in compliance with the security standard requiring screen lock
        timeout, malware software, firewall software, remote administration, unauthenticated file
        sharing, hard disk encryption and appropriate patch levels. Controls are implemented to detect
        and remediate workstation compliance deviations. Matterport will securely sanitize physical
        media intended for reuse prior to such reuse and will destroy physical media not intended for
        reuse.

    •   Media Handling. Matterport will implement protections to secure portable storage media from
        damage, destruction, theft or unauthorized copying and the personal data stored on portable
        media through encryption and secure removal of data when it is no longer needed. Additional
        similar measures will be implemented for mobile computing devices to protect personal data.

7.       Auditing and Logging. Matterport will maintain system audit or event logging and related
monitoring procedures to proactively record user access and system activity for routine review.
Matterport will create, protect and retain such log records to the extent needed to enable monitoring,
analysis, investigation and reporting of unlawful, unauthorized or inappropriate information system
activity, including successful and unsuccessful account logon events, account management, events,

Last updated: January 15, 2026
security events, object access, policy change, privileged functions, administrator account
creation/deletion and other administrator activity, data deletions, data access and changes, firewall
logs, and permission changes.

8.     Change Management. Matterport will maintain change management procedures and tracking
mechanisms designed to test, approve, and monitor all changes to Matterport technology and
information assets. Any modifications to applications by Matterport (or a third party) that will create a
major change or discontinuity – other than modifications linked to corrective maintenance – will be
communicated to customers before being put into production so that customer may take the necessary
measures to address any such discontinuity.

9.       Threat and Vulnerability Management. Matterport will maintain measures meant to regularly
identify, manage, assess, mitigate and/or remediate vulnerabilities within the Matterport computing
environments. Measures include:

    •   Patch management
    •   Anti-virus / anti-malware
    •   Threat notification advisories
    •   Vulnerability scanning (all internal systems)
    •   Annual penetration testing (Internet facing systems) within remediation of identified
        vulnerabilities by a third-party security firm.
10.     Security Incidents. Matterport will maintain incident response procedures designed to allow
Matterport to investigate, respond to, mitigate, and notify of events related to Matterport technology
and information assets. Matterport will follow documented incident response procedures to comply
with applicable laws and regulations including data breach notification to any Data Controller, without
undue delay, but in any event within forty-eight (48) hours, after Matterport’s validation of a personal
data breach known or reasonably suspected to affect customers’ personal data.

11.     Business Continuity Plans. Matterport will maintain defined business resiliency/continuity and
disaster recovery procedures, as appropriate, designed to maintain service and recovery from
foreseeable emergency situations or disasters, consistent with industry standard practices.

12.     Vendor Management. Matterport maintains a formal vendor management program, including
vendor security reviews for critical vendors, to ensure compliance with Matterport’s information
security policies. Matterport may engage and use vendors, acting as subprocessors, that access, store, or
process certain customer data. Matterport maintains updated information on its subprocessors on its
website at https://Matterport.com/Matterport-subprocessors

13.     Privacy by Design. Matterport will incorporate Privacy by Design principles for systems and
enhancements at the earliest stage of development as well as educate all employees on security and
privacy annually.

14.      Security of Disposed and Retained Data. Matterport retains operational procedures and
controls for the secure disposal of systems and media to render all information or data contained
therein as undecipherable or unrecoverable prior to final disposal or release from Matterport
possession. Matterport retains back-up data in cloud storage for seven (7) days and may retain other
data in accordance with applicable laws pursuant to Matterport’s internal retention policies.

Last updated: January 15, 2026
                                                   Schedule 3-3
                                          Visual Lease Security Measures

        TECHNICAL AND ORGANISATIONAL MEASURES INCLUDING TECHNICAL AND ORGANISATIONAL
                         MEASURES TO ENSURE THE SECURITY OF THE DATA

Description of the technical and organisational measures implemented by the data importer(s) (including
any relevant certifications) to ensure an appropriate level of security, taking into account the nature,
scope, context and purpose of the processing, and the risks for the rights and freedoms of natural
persons.

Visual Lease shall maintain compliance with the security principles as outlined in the GDPR and UK
GDPR.

Measures of pseudonymisation and encryption of personal data:
    •    Encryption at rest and encryption in transit;
    •    Encryption key kept in the US;
Measures for ensuring ongoing confidentiality, integrity, availability and resilience of processing
systems and services:
    •    Confidentiality arrangements;
    •    Information security policies and procedures;
    •    Backup procedures;
    •    Remote storage;
    •    Mirroring of hard disks (e.g., RAID technology);
    •    Uninterruptible power supply;
    •    Anti-virus/firewall protection, security patch management;
    •    Intrusion prevention, monitoring and detection;
    •    Availability controls to protect personal data against accidental destruction or loss;
Measures for ensuring the ability to restore the availability and access to personal data in a timely
manner in the event of a physical or technical incident:
    •    Business continuity plan;
    •    Disaster recovery procedure;
    •    Incident response plan;
Processes for regularly testing, assessing and evaluating the effectiveness of technical and
organisational measures in order to ensure the security of the processing:
    •    Internal and external audit program, audit reports and documentation;
    •    Periodic testing of back up processes and business continuity procedures;
    •    Risk evaluation and system monitoring on a regular basis;

Last updated: January 15, 2026
   •   Vulnerability and penetration testing on a regular basis, not no less than annually;
Measures for user identification and authorization:
   •   Internal policies and procedures;
   •   User authentication controls, including secure methods of assigning selecting and storing access
       credentials and blocking access after a reasonable number of failed authentication access;
   •   Restricting access to certain users;
   •   Access granted based on a need-to-know, supported by protocols for access authorization,
       establishment, modification and termination of access rights;
   •   Logging and reporting systems;
   •   Control authorization schemes;
   •   Differentiated access rights (profiles, roles, transactions and objects);
   •   Monitoring and logging of accesses;
   •   Disciplinary action against employees who access personal data without authorization;
   •   Reports of access;
   •   Access procedure;
   •   Change procedure;
Measures for the protection of data during transmission:
   •   Encryption in transit;
   •   Transport security;
   •   Network segregation;
   •   Logging;
Measures for the protection of data during storage:
   •   Encryption at rest;
   •   Access controls;
   •   Separation of databases and logical segmentation of VLC personal data from data of other
       vendor customers;
   •   Segregation of functions (production/testing/development);
   •   Procedures for storage, amendment, deletion, transmission of data for different purposes;
Measures for ensuring physical security of locations at which personal data are processed:
   •   Establishing security areas, restriction of access paths;
   •   Establishing access authorizations for employees and third parties with a need-to-know;
   •   Access control system (ID reader, magnetic card, chip card);
   •   Key management, card-keys procedures;

Last updated: January 15, 2026
   •   Door locking (electric door openers etc.);
   •   Security staff, janitors;
   •   Surveillance facilities, video/CCTV monitor, alarm system;
   •   Securing decentralized processing equipment and personal computers;
Measures for ensuring events logging:
   •   User identification and authentication procedures;
   •   ID/password security procedures (special characters, minimum length, change of password);
   •   Automatic blocking (e.g., password or timeout);
   •   Monitoring of break-in-attempts and automatic turn-off of the user ID upon several erroneous
       passwords attempts;
   •   Encryption at rest and in transit;
Measures for ensuring system configuration, including default configuration:
   •   Up-to-date baseline configuration documentation and settings;
Measures for internal IT and IT security governance and management:
   •   Information security policies and procedures;
   •   Incident response plan;
   •   Regular internal and external audit;
   •   Review and supervision of information security program;
Measures for certification/assurance of processes and products:
   •   SOC I, Type 2
Measures for ensuring data minimisation:
   •   Documentation regarding which data categories need to be processed;
   •   Ensure that the minimum amount of data is processed to fulfill the purpose of the processing;
Measures for ensuring data quality:
   •   Personal data is kept accurate and up to date;
   •   Data is corrected upon request or where necessary;
Measures for ensuring limited data retention:
   •   Records retention schedule;
   •   Data retention policy;
   •   Personal data is deleted or irreversibly anonymized after expiration of the retention period or
       deleted post-termination upon written request from Client Administrator;
Measures for ensuring accountability:
   •   Internal policies and procedures;

Last updated: January 15, 2026
    •   Records of data processing activities;
    •   Adequate agreements with third parties;
    •   Vendor onboarding process and questionnaire;
    •   Monitoring of contract performance;
    •   InfoSec training program;
Measures for allowing data portability and ensuring erasure:
    •   Personal data is made available upon request in an electronically portable format using industry
        standards;
    •   Reduction methods are used, where necessary;
    •   Secure disposal of information stored on magnetic and non-magnetic media that prevents
        potential recovery of the information.

For transfers to (sub) processors, also describe the specific technical and organisational measures to be
taken by the (sub) processor to be able to provide assistance to the controller and, for transfers from a
processor to a subprocessor, to the data exporter Data importer maintains a process to ensure that each
subprocessor that processes personal data of data exporter is required to:

1.     Process personal data only on behalf of and in accordance with the instructions of the data
importer;

2.     Inform the data importer of any requests from data subjects to exercise their rights under the
GDPR, and to provide assistance to the data importer in relation to the handling of such requests;

3.      Assist the data importer in relation to its obligations to (a) implement appropriate technical and
organizational measures to ensure the security of data processing, (b) carry out a data protection impact
assessment, and (c) to the extent required by applicable law, consult with the relevant supervisory
authority, and assist the data importer in relation to the data importer’s obligations to provide the same
assistance to the data exporter;

4.      Implement, maintain and comply with a documented procedure for reviewing and responding
to requests to access or disclose personal data that are received from foreign government authorities;

5.     Implement appropriate technical and organizational measures to ensure a level of security
appropriate to the risk associated with the processing by the subprocessor;

6.    Delete personal data or return it to the data importer on termination of the relationship
between the data importer and subprocessor; and

7.     Notify the data importer of a personal data breach and provide reasonable assistance to the
data importer to prevent, mitigate, or rectify such personal data breach, and to enable the data
importer to satisfy its obligation to notify the data exporter of a personal data breach.

Last updated: January 15, 2026
                                           Schedule 3-4
                 Real Estate Manager Technical and Organizational Security Measures

Real Estate Manager (REM)’s technical and organizational measures are described at
https://trust.costargroup.com/?product=realestatemanager and are incorporated by reference. REM
may update these measures from time to time, provided the overall security is not materially
diminished.

Last updated: January 15, 2026
                                                ANNEX III
                                        LIST OF SUBPROCESSORS

4-1 General

CoStar may engage Subprocessors to support the provision of the Services. CoStar remains responsible
for its Subprocessors and will impose data protection obligations on them that provide at least the level
of protection required by the DPA. Customer’s rights to receive notice of and object to new
Subprocessors are described in the DPA.

4-2 CoStar Group brands (excluding Matterport, Visual Lease or REM)

For CoStar-branded products and services and the other brands listed in Annex A, excluding Matterport
and Visual Lease, the current Subprocessors are those listed in Annex 4-1 (CoStar Subprocessors) or, if
indicated there, at the URL specified in Schedule 4-1.

4-3 Matterport Platform and Capture Services

For Matterport products and services, the current Subprocessors are those Annex 4-2 (Matterport
Subprocessors) or, if indicated there, at the URL specified in Schedule 4-2.

4-4 Visual Lease

For Visual Lease products and services, the current Subprocessors are those Annex 4-3 (Visual Lease
Subprocessors) or, if indicated there, at the URL specified in Schedule 4-3.

4-4 Real Estate Manager

For Visual Lease products and services, the current Subprocessors are those Annex 4-4 (REM
Subprocessors) or, if indicated there, at the URL specified in Schedule 4-4.

                                               Annex 4-1
                                      CoStar Group Subprocessors

Data exporter authorizes the Subprocessors disclosed and available in CoStar’s Trust Center at
https://trust.costargroup.com/ to process customer data and to provide and operate the CoStar
Services to which they have subscribed under their Agreement. CoStar may update the list from time to
time in accordance with this DPA.

                                              Annex 4-2
                                       Matterport Subprocessors

Data exporter authorizes the Subprocessors disclosed via the applicable hyperlink(s) below (also
available in Matterport’s Trust Center at http://www.Matterport.com/trust) to process customer data
and to provide and operate the Matterport’s Services to which they have subscribed under their
Agreement:

Last updated: January 15, 2026
https://Matterport.com/Matterport-subprocessors

Matterport may update the list from time to time in accordance with this DPA.

                                               Annex 4-3
                                      Visual Lease Subprocessors

Data exporter authorizes the Subprocessors below to process customer data and to provide and operate
the Visual Lease’s Services to which they have subscribed under their Agreement:

 Infrastructure & Sales Enablement Subprocessors

 VL may use the following Subprocessors to provide infrastructure that assists with the delivery of VL Services:

                                                  Subject Matter of
 Subprocessor      Location of Subprocessor       Processing                Nature of Processing

                                                                            Combining powerful
                                                                            software usage analytics
                                                                            with in-app guidance and
                   301 Hillsborough Street,                                 user feedback capabilities on
 Pendo.io          Raleigh, NC 27603, USA         Product Analytics         behalf of VL

                   350 Bush Street, Floor 13,     Customer Support
                   San Francisco, CA 94104,       and Account               Bug/issue tracking in-app
 Jira              USA                            Management                tool on behalf of VL

                   415 Mission Street,            Customer Support          Manage customer data, sales
                   3rd Floor, San Francisco,      and Account               operations, and marketing
 Salesforce        CA, 94105, USA                 Management                campaigns on behalf of VL

                                                                            Providing compute power,
 Amazon Web        410 Terry Avenue N.,                                     content delivery, database
 Services          Seattle, WA, 98109, USA        Cloud Infrastructure      storage, etc., on behalf of VL

                                                  Customer Support          Providing a centralized
                   25 1st Street, Cambridge,      and Account               customer database on behalf
 Hubspot           MA 02141, USA                  Management                of VL

                   940 Sylvan Avenue,
                   Englewood Cliffs, NJ,          Backup Platform for       Provides cloud data
 OwnBackup         07632, USA                     Salesforce                protection on behalf of VL

Last updated: January 15, 2026
                  1180 W. Peachtree Street,    Customer Support       A cloud-based sales
                  NW, Suite 600, Atlanta,      and Account            engagement platform on
 Salesloft        GA 30305, USA                Management             behalf of VL

                                                                      A data visualization and
 PowerBi          One Microsoft Way,                                  reporting platform on behalf
 (Microsoft)      Redmond WA, 98052, USA       Product Analytics      of VL

                                                                      Facilitates communication
                  222 Berkeley Street,         Customer Support       with website visitors in real-
 Drift            Boston, MA 02116, USA        Chatbox                time on behalf of VL

                  655 Montgomery Street,                              A platform for the delivery
                  Suite 1720, San Francisco,   Account                of corporate gifts on behalf
 Sendoso          CA 94111, USA                Management             of VL

 Vonage                                                               Providing integrated
 Contact          23 Main Street, Holmdel,                            communication services on
 Center           NJ 07733, USA                Customer Support       behalf of VL

                                                                      Sales enablement and digital
                  12390 El Camino Real, San                           sales engagement solution
 Seismic          Diego, CA 92130, USA         Sales Support          on behalf of VL

                                                                      Manage sales pipeline and
                                                                      forecast future revenue on
                                                                      behalf of VL. The use of Clari
                  1154 Sonora Court,           Sales and Account      is optional and only upon
 Clari            Sunnyvale, CA, 94086, USA    Management             instruction of Client

                  55 Almaden Blvd., 6th Fl,    Video Conferencing     Software-based video
 Zoom             San Jose, CA, 95113, USA     System                 conferencing solutions

                                           Annex 4-4
                                        REM Subprocessors

Data exporter authorizes the Subprocessors disclosed and available in REM’s Trust Center at
https://trust.costargroup.com/?product=realestatemanager to process customer data and to provide
and operate the REM Services to which they have subscribed under their Agreement. REM may update
the list from time to time in accordance with this DPA

Last updated: January 15, 2026
                                           DPA SCHEDULE 4
                                       UK AND SWISS ADDENDUM

1. UK ADDENDUM

International Data Transfer Addendum to the EU Commission Standard Contractual Clauses
VERSION B1.0, in force 21 March 2022
This Addendum has been issued by the Information Commissioner for Parties making Restricted
Transfers. The Information Commissioner considers that it provides Appropriate Safeguards for
Restricted Transfers when it is entered into as a legally binding contract.
   1.1. Part 1: Tables
Table 1: Parties. DPA Schedule 2 is hereby incorporated.
Table 2: Selected SCCs, Modules and Selected Clauses. DPA Schedule 1 is hereby incorporated.
Table 3: Appendix Information
“Appendix Information” means the information which must be provided for the selected modules as set
out in the Appendix of the Approved EU SCCs (other than the Parties), and which for this Addendum is
set out in:

 Annex 1A: List of Parties is set forth in DPA Schedule 2.

 Annex 1B: Description of Transfer is set forth in DPA Schedule 2.

 Annex II: Technical and organisational measures including technical and organisational measures
 to ensure the security of the data is set forth in DPA Schedule 3.

 Annex III: List of Sub processors (Modules 2 and 3 only) is as set forth in DPA Schedule 3.

Table 4: Ending this Addendum when the Approved Addendum Changes

 Ending this   Which Parties may end this Addendum as set out in Section 19:
 Addendum when
               ☐ Importer
 the Approved
 Addendum      ☐ Exporter
 changes
               ☐ neither Party

   1.2. Part 2: Mandatory Clauses
Entering into this Addendum

Last updated: January 15, 2026
1. Each Party agrees to be bound by the terms and conditions set out in this Addendum, in exchange
   for the other Party also agreeing to be bound by this Addendum.

2. Although Annex 1A and Clause 7 of the Approved EU SCCs require signature by the Parties, for the
   purpose of making Restricted Transfers, the Parties may enter into this Addendum in any way that
   makes them legally binding on the Parties and allows data subjects to enforce their rights as set out
   in this Addendum. Entering into this Addendum will have the same effect as signing the Approved
   EU SCCs and any part of the Approved EU SCCs.

Interpretation of this Addendum

3. Where this Addendum uses terms that are defined in the Approved EU SCCs, those terms shall have
   the same meaning as in the Approved EU SCCs, and where not defined there, in the DPA. In
   addition, the following terms have the following meanings:

 Addendum EU SCCs              The version(s) of the Approved EU SCCs which this Addendum is
                               appended to, as set out in Table 2, including the Appendix Information.

 Appendix Information          As set out in Table 3.

 Appropriate Safeguards        The standard of protection over the personal data and of data subjects’
                               rights, which is required by UK Data Protection Laws when you are
                               making a Restricted Transfer relying on standard data protection clauses
                               under Article 46(2)(d) UK GDPR.

 ICO                           The Information Commissioner.

 Restricted Transfer           A transfer which is covered by Chapter V of the UK GDPR.

4. This Addendum must always be interpreted in a manner that is consistent with UK Data Protection
   Laws and so that it fulfills the Parties’ obligation to provide the Appropriate Safeguards.

5. If the provisions included in the Addendum EU SCCs amend the Approved SCCs in any way which is
   not permitted under the Approved EU SCCs or the Approved Addendum, such amendment(s) will
   not be incorporated in this Addendum and the equivalent provision of the Approved EU SCCs will
   take their place.

6. If there is any inconsistency or conflict between UK Data Protection Laws and this Addendum, UK
   Data Protection Laws applies.

Last updated: January 15, 2026
7. If the meaning of this Addendum is unclear or there is more than one meaning, the meaning which
   most closely aligns with UK Data Protection Laws applies.

8. Any references to legislation (or specific provisions of legislation) means that legislation (or specific
   provision) as it may change over time. This includes where that legislation (or specific provision) has
   been consolidated, re-enacted and/or replaced after this Addendum has been entered into.

Hierarchy

9. Although Clause 5 of the Approved EU SCCs sets out that the Approved EU SCCs prevail over all
   related agreements between the parties, the parties agree that, for Restricted Transfers, the
   hierarchy in Section 10 will prevail.

10. Where there is any inconsistency or conflict between the Approved Addendum and the Addendum
    EU SCCs (as applicable), the Approved Addendum overrides the Addendum EU SCCs, except where
    (and in so far as) the inconsistent or conflicting terms of the Addendum EU SCCs provides greater
    protection for data subjects, in which case those terms will override the Approved Addendum.

11. Where this Addendum incorporates Addendum EU SCCs which have been entered into to protect
    transfers subject to the General Data Protection Regulation (EU) 2016/679 then the Parties
    acknowledge that nothing in this Addendum impacts those Addendum EU SCCs.

Incorporation of and changes to the EU SCCs

12. This Addendum incorporates the Addendum EU SCCs which are amended to the extent necessary so
    that:

        a. together they operate for data transfers made by the data exporter to the data importer, to
           the extent that UK Data Protection Laws apply to the data exporter’s processing when
           making that data transfer, and they provide Appropriate Safeguards for those data
           transfers;

        b. Sections 9 to 11 override Clause 5 (Hierarchy) of the Addendum EU SCCs; and

        c. this Addendum (including the Addendum EU SCCs incorporated into it) is (1) governed by the
           laws of England and Wales and (2) any dispute arising from it is resolved by the courts of
           England and Wales, in each case unless the laws and/or courts of Scotland or Northern Ireland
           have been expressly selected by the Parties.

13. Unless the Parties have agreed alternative amendments which meet the requirements of Section 12,
    the provisions of Section 15 will apply.

14. No amendments to the Approved EU SCCs other than to meet the requirements of Section 12 may
    be made.

15. The following amendments to the Addendum EU SCCs (for the purpose of Section 12) are made:

Last updated: January 15, 2026
       a. References to the “Clauses” means this Addendum, incorporating the Addendum EU SCCs;

       b. In Clause 2, delete the words:

                “and, with respect to data transfers from controllers to processors and/or processors to
                processors, standard contractual clauses pursuant to Article 28(7) of Regulation (EU)
                2016/679”;

       c. Clause 6 (Description of the transfer(s)) is replaced with:

                “The details of the transfers(s) and in particular the categories of personal data that are
                transferred and the purpose(s) for which they are transferred) are those specified in
                Annex I.B where UK Data Protection Laws apply to the data exporter’s processing when
                making that transfer.”;

       d. Clause 8.7(i) of Module 1 is replaced with:

                “it is to a country benefitting from adequacy regulations pursuant to Section 17A of the
                UK GDPR that covers the onward transfer”;

       e. Clause 8.8(i) of Modules 2 and 3 is replaced with:

                “the onward transfer is to a country benefitting from adequacy regulations pursuant to
                Section 17A of the UK GDPR that covers the onward transfer;”

       f.   References to “Regulation (EU) 2016/679”, “Regulation (EU) 2016/679 of the European
            Parliament and of the Council of 27 April 2016 on the protection of natural persons with
            regard to the processing of personal data and on the free movement of such data (General
            Data Protection Regulation)” and “that Regulation” are all replaced by “UK Data Protection
            Laws”. References to specific Article(s) of “Regulation (EU) 2016/679” are replaced with the
            equivalent Article or Section of UK Data Protection Laws;

       g. References to Regulation (EU) 2018/1725 are removed;

       h. References to the “European Union”, “Union”, “EU”, “EU Member State”, “Member State”
          and “EU or Member State” are all replaced with the “UK”;

       i.   The reference to “Clause 12(c)(i)” at Clause 10(b)(i) of Module one, is replaced with “Clause
            11(c)(i)”;

       j.   Clause 13(a) and Part C of Annex I are not used;

       k. The “competent supervisory authority” and “supervisory authority” are both replaced with
          the “Information Commissioner”;

       l.   In Clause 16(e), subsection (i) is replaced with:

Last updated: January 15, 2026
                “the Secretary of State makes regulations pursuant to Section 17A of the Data
                Protection Act 2018 that cover the transfer of personal data to which these clauses
                apply;”;

        m. Clause 17 is replaced with:

                “These Clauses are governed by the laws of England and Wales.”;

        n. Clause 18 is replaced with:

                “Any dispute arising from these Clauses shall be resolved by the courts of England and
                Wales. A data subject may also bring legal proceedings against the data exporter and/or
                data importer before the courts of any country in the UK. The Parties agree to submit
                themselves to the jurisdiction of such courts.”; and

        o. The footnotes to the Approved EU SCCs do not form part of the Addendum, except for
           footnotes 8, 9, 10 and 11.

Amendments to this Addendum

16. The Parties may agree to change Clauses 17 and/or 18 of the Addendum EU SCCs to refer to the
    laws and/or courts of Scotland or Northern Ireland.

17. If the Parties wish to change the format of the information included in Part 1: Tables of the
    Approved Addendum, they may do so by agreeing to the change in writing, provided that the
    change does not reduce the Appropriate Safeguards.

18. From time to time, the ICO may issue a revised Approved Addendum which:

        a. makes reasonable and proportionate changes to the Approved Addendum, including
           correcting errors in the Approved Addendum; and/or

        b. reflects changes to UK Data Protection Laws;

19. The revised Approved Addendum will specify the start date from which the changes to the Approved
    Addendum are effective and whether the Parties need to review this Addendum including the
    Appendix Information. This Addendum is automatically amended as set out in the revised Approved
    Addendum from the start date specified.

20. If the ICO issues a revised Approved Addendum under Section 18, if any Party selected in Table 4
    “Ending the Addendum when the Approved Addendum changes”, will as a direct result of the
    changes in the Approved Addendum have a substantial, disproportionate and demonstrable
    increase in:

        a. its direct costs of performing its obligations under the Addendum; and/or

        b. its risk under the Addendum,

Last updated: January 15, 2026
and in either case it has first taken reasonable steps to reduce those costs or risks so that it is not
     substantial and disproportionate, then that Party may end this Addendum at the end of a
     reasonable notice period, by providing written notice for that period to the other Party before the
     start date of the revised Approved Addendum.

21. The Parties do not need the consent of any third party to make changes to this Addendum, but any
    changes must be made in accordance with its terms.

Last updated: January 15, 2026
2. SWISS ADDENDUM

As stipulated in the DPA, this Swiss Addendum shall apply to any processing of Customer Personal Data
subject to Swiss data protection law or to both Swiss data protection law and the GDPR.

    2.1. Interpretation of this Addendum
    (a) Where this Addendum uses terms that are defined in the Standard Contractual Clauses as further
    specified in Schedule 1 of this DPA, those terms shall have the same meaning as in the Standard
    Contractual Clauses. In addition, the following terms have the following meanings:
    – “This Addendum” means This Addendum to the Clauses.
    – “Clauses” means The Standard Contractual Clauses as further specified in Schedule 1 of this DPA.
    – “Swiss Data Protection Laws” means The Swiss Federal Act on Data Protection of 19 June 1992 and
    the Swiss Ordinance to the Swiss Federal Act on Data Protection of 14 June 1993, and any new or
    revised version of these laws that may enter into force from time to time.
    (b) This Addendum shall be read and interpreted in the light of the provisions of Swiss Data
    Protection Laws, and so that it fulfils the intention for it to provide the appropriate safeguards as
    required by Article 46 GDPR and/or Article 6(2)(a) of the Swiss Data Protection Laws, as the case
    may be.
    (c) This Addendum shall not be interpreted in a way that conflicts with rights and obligations
    provided for in Swiss Data Protection Laws.
    (d) Any references to legislation (or specific provisions of legislation) means that legislation (or
    specific provision) as it may change over time. This includes where that legislation (or specific
    provision) has been consolidated, re-enacted and/or replaced after this Addendum has been
    entered into.
    2.2. Hierarchy. In the event of a conflict or inconsistency between this Addendum and the provisions
of the Clauses or other related agreements between the Parties, existing at the time this Addendum is
agreed or entered into thereafter, the provisions which provide the most protection to data subjects
shall prevail.
    2.3. Incorporation of the Clauses
    (a)         In relation to any processing of personal data subject to Swiss Data Protection Laws or
    to both Swiss Data Protection Laws and the GDPR, this Addendum amends the DPA including as
    further specified in Schedule 1 of this DPA to the extent necessary, so they operate:
                 (i) for transfers made by the data exporter to the data importer, to the extent that
                 Swiss Data Protection Laws or Swiss Data Protection Laws and the GDPR apply to the
                 data exporter’s processing when making that transfer; and
                 (ii) to provide appropriate safeguards for the transfers in accordance with Article 46 of
                 the GDPR and/or Article 6(2)(a) of the Swiss Data Protection Laws, as the case may be.

    (b)         To the extent that any processing of personal data is exclusively subject to Swiss Data
    Protection Laws, the amendments to the DPA including the SCCs, as further specified in Schedule 1
    of this DPA and as required by clause 2.1 of this Swiss Addendum, include (without limitation):
                 (i) References to the “Clauses” or the “SCCs” means this Swiss Addendum as it amends
                 the SCCs and
                 (ii) Clause 6 Description of the transfer(s) is replaced with:

Last updated: January 15, 2026
                  “The details of the transfer(s), and in particular the categories of personal
                  data that are transferred and the purpose(s) for which they are
                  transferred, are those specified in Schedule 1 of this DPA where Swiss
                  Data Protection Laws apply to the data exporter’s processing when
                  making that transfer.”

                 (iii) References to “Regulation (EU) 2016/679” or “that Regulation” or ““GDPR” are
                 replaced by “Swiss Data Protection Laws” and references to specific Article(s) of
                 “Regulation (EU) 2016/679” or “GDPR” are replaced with the equivalent Article or
                 Section of Swiss Data Protection Laws to the extent applicable.
                 (iv) References to Regulation (EU) 2018/1725 are removed.
                 (v) References to the “European Union”, “Union”, “EU” and “EU Member State” are all
                 replaced with “Switzerland”.
                 (vi) Clause 13(a) and Part C of Annex I are not used; the “competent supervisory
                 authority” is the Federal Data Protection and Information Commissioner (the “FDPIC”)
                 insofar as the transfers are governed by Swiss Data Protection Laws.
                 (vii) Clause 17 is replaced to state:

                 “These Clauses are governed by the laws of Switzerland insofar as the transfers
                 are governed by Swiss Data Protection Laws”.

                 (viii) Clause 18 is replaced to state:

                 “Any dispute arising from these Clauses relating to Swiss Data Protection Laws
                 shall be resolved by the courts of Switzerland. A data subject may also bring
                 legal proceedings against the data exporter and/or data importer before the
                 courts of Switzerland in which he/she has his/her habitual residence. The
                 Parties agree to submit themselves to the jurisdiction of such courts.”

    Until the entry into force of the revised Swiss Data Protection Laws, the Clauses shall also protect
    personal data of legal entities and legal entities shall receive the same protection under the Clauses
    as natural persons.
     2.4. To the extent that any processing of personal data is subject to both Swiss Data Protection Laws
and the GDPR, the DPA including the Clauses as further specified in Schedule 1 of this DPA will apply (i)
as is and (ii) additionally, to the extent that a transfer is subject to Swiss Data Protection Laws, as
amended by clauses 2.1 and 2.3 of this Swiss Addendum, with the sole exception that Clause 17 of the
SCCs shall not be replaced as stipulated under clause 2.3(b)(vii) of this Swiss Addendum.
    2.5. Customer warrants that it has made any notifications to the FDPIC which are required under
Swiss Data Protection Laws.

Last updated: January 15, 2026