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SUBPROCESSOR LIST
E-Sign Subprocessor List
Last updated: 28 August 2026
Overview
E-Sign uses certain platform subprocessors, infrastructure suppliers, and other third-party partners to
provide E-Sign Services to its customers.
E-Sign will update the E-Sign Subprocessor Lists via its website.
Objecting to a Subprocessor
You may object to a Subprocessor by submitting your objection by email to [email protected] with
the subject line “Subprocessor Objection,” along with your name, the company name on your account,
the name of the E-Sign Service and Subprocessor at issue, and grounds for your objection.
E-Sign Core Services Subprocessor List
The following is a list of the names, locations, and service descriptions of the service subprocessors
and infrastructure suppliers for E-Sign eSignature, Document Management, and related service
add-ons.
INFRASTRUCTURE AND DATA HOSTING SUPPLIERS
ENTITY NAME (COUNTRY SERVICE DESCRIPTION CONTACT DETAILS / WEBSITE
LOCATION(S))
Amazon Web Services Cloud hosting services, storage, and aws.amazon.com
(AWS) (United Kingdom) infrastructure
Heroku (United States, Platform-as-a-Service (PaaS) cloud hosting heroku.com
Europe)
Google Cloud (United Cloud hosting and computing services cloud.google.com
Kingdom, Europe)
Microsoft Azure (United Cloud hosting and infrastructure services azure.com
Kingdom, Europe)
E-Sign UK Ltd · esign.co.uk [email protected]
SUBPROCESSOR LIST
EMAIL & SMS DELIVERY SUPPLIERS
ENTITY NAME (COUNTRY SERVICE DESCRIPTION CONTACT DETAILS / WEBSITE
LOCATION(S))
Mailgun (European Union) Transactional email delivery and notification mailgun.com
services
Twilio (European Union) SMS notifications and multi-factor twilio.com
authentication delivery
IDENTITY VERIFICATION & CRYPTOGRAPHY / TRUST SERVICES
ENTITY NAME (COUNTRY SERVICE DESCRIPTION CONTACT DETAILS / WEBSITE
LOCATION(S))
Veridas (Spain, United Identity verification, biometric checking, and veridas.com
Kingdom) ID validation
EJBCA (Sweden) Public Key Infrastructure (PKI) and ejbca.org
cryptographic certificate authority
DOCUMENT PROCESSING & CONVERSION
ENTITY NAME (COUNTRY SERVICE DESCRIPTION CONTACT DETAILS / WEBSITE
LOCATION(S))
CloudConvert (Germany, Document conversion, rendering, and cloudconvert.com
Europe) processing services
CUSTOMER SUPPORT & COMMUNICATIONS
ENTITY NAME (COUNTRY SERVICE DESCRIPTION CONTACT DETAILS / WEBSITE
LOCATION(S))
Intercom (Ireland) In-product customer support chat and intercom.com
ticketing service
HubSpot (Germany, AWS) Cloud-based customer platform and smart hubspot.com
CRM provider that offers integrated software
for marketing, sales, content management,
and customer service.
Global Resource Connect Outsourced bolt on customer support globalresourceconnect.co.uk
(United Kingdom, South operations and technical staffing services
Africa)
E-Sign UK Ltd · esign.co.uk [email protected]
SUBPROCESSOR LIST
PAYMENT & SUBSCRIPTION MANAGEMENT
ENTITY NAME (COUNTRY SERVICE DESCRIPTION CONTACT DETAILS / WEBSITE
LOCATION(S))
Stripe (United States, Payment processing, billing, and stripe.com
Ireland) subscription management
QuickBooks (United Invoicing for Enterprise clients quickbooks.intuit.com/uk
States)
This document is maintained dynamically based on active third-party processor mappings as recorded in E-Sign’s
compliance and risk management program.
E-Sign UK Ltd · esign.co.uk [email protected]