PartnerStack

partnerstack.com

PartnerStack declares 19 subprocessors in its subprocessor list, which we last checked on Nov 11, 2026 (evidence). They include Amazon Web Services, Google Cloud and Stripe. No published changes since we first read it on Sep 22, 2026. 19 tracked vendors name PartnerStack as a subprocessor, including Deepgram, PandaDoc and Fastmail.

Subprocessors CSV of PartnerStack's subprocessors · Atom feed of PartnerStack's subprocessors DORA draft CSV of PartnerStack's subprocessors as declared by PartnerStack what's this? · 

19 third parties.

NamePurposeLocationListed since
Ada Inc. Support ChatUnited States
Airwallex US LLC Payment ServicesUnited States
Amazon Web Services Database, InfrastructureUnited States
Branch.io Device AttributionUnited States
Cloudflare Inc. Networking and SecurityUnited States
Google Cloud Platform Platform InfrastructureUnited States
Looker Data Sciences Data AnalyticsUnited States
MaxMind Inc. Fraud AnalyticsUnited States
Metabase Cloud Data AnalyticsUnited States
PayPal Inc. Payment ProcessorUnited States
Pendo.io Inc. Product AnalyticsUnited States
SAP Inc. (LITMOS) LMSUnited States
Segment Inc Data AnalyticsUnited States
SendGrid Inc. Transactional EmailUnited States
Sift Sciences Fraud AnalyticsUnited States
Stripe Inc. Payment ProcessorUnited States
StructuredWeb Co-MarketingUnited States
Workato Inc. iPaaSUnited States
Zendesk Inc. Support Service DeskUnited States

Web TechnologiesCSV of PartnerStack's web technologies · Atom feed of PartnerStack's web technologies

PartnerStack's homepage made 216 requests to 44 domains, 18 services controlled by another company, and 3 domains not identified.

Analytics (7): HubSpot, Clay, LinkedIn, Meta, Unify, RB2B, WingifyAdvertising (4): Google Cloud, Reddit, Inc., X Corp.; usually detected as Advertising: MicrosoftMarketing automation (1): GetVector, Inc.A/B Testing (1): WebflowCookie compliance (1): CookieYesCDN (1): jsDelivrOther (3): Customer data platform: Segment; Form builders: Default; Maps: Mapbox

18 third parties by category: Analytics 7Advertising 4Marketing automation 1A/B Testing 1Cookie compliance 1CDN 1Other 3

Third parties 18 · 210 requests
Webflow Intellimize Webflow 1.6.0 jQuery 3.5.1 46% of the page's requests 99
Google Cloudsubprocessor DoubleClick Floodlight Google Analytics Google Font API Google Hosted Libraries Google Tag Manager reCAPTCHA 13% of the page's requests 29
HubSpot HubSpot HubSpot Analytics 6% of the page's requests 14
GetVector, Inc. Vector 6% of the page's requests 13
Segmentsubprocessor Segment 1.84.3 5% of the page's requests 10
Default Default (default.com) 4% of the page's requests 9
CookieYes CookieYes 3% of the page's requests 6
Microsoft clarity.ms 3% of the page's requests 6
Clay Clay Web Intent 2% of the page's requests 4
LinkedIn Linkedin Insight Tag 1% of the page's requests 3
Meta Facebook Pixel 2.9.435 1% of the page's requests 3
Reddit, Inc. Reddit Ads 1% of the page's requests 3
X Corp. Twitter Ads 1% of the page's requests 3
Mapbox Mapbox GL JS 3.6.0 <1% of the page's requests 2
Unify Unify <1% of the page's requests 2
jsDelivr jsDelivr <1% of the page's requests 2
RB2B RB2B <1% of the page's requests 1
Wingify VWO <1% of the page's requests 1
Unknown 3 · 4 requests

cr-relay.comleadsy.aiusbrowserspeed.com

First party 1 · 2 requests
PartnerStack Cloudflare Leaflet LottieFiles Mapbox.js Microsoft Clarity Open Graph Priority Hints Splide Webpack core-js 2.6.10 <1% of the page's requests 2

13 tracked companies loaded by the homepage are not in PartnerStack's subprocessor list. A website can use a service without it processing customer data.

Subprocessor of (19)CSV of the companies listing PartnerStack · Atom feed of the companies listing PartnerStack

19 companies
  • Calilio calilio.com
  • CallHippo callhippo.com Partner Ecosystem Platform
  • Deepgram deepgram.com PartnerStack helps attribute signups and purchases sourced by a company’s partners.
  • Extensis extensis.com
  • Fastmail fastmail.com Partner and referral management
  • Hubstaff hubstaff.com Partner ecosystem platform for managing affiliate, referral, and reseller programs.; Partnerships
  • IDrive® idrive.com
  • InMotion Hosting inmotionhosting.com Administration of the Agency Partner Program; Commission calculation and payment processing; Partner reporting and program management; Referral tracking and attribution
  • KrispCall krispcall.com
  • Luma AI lumalabs.ai User tracking provider
  • OpenSesame opensesame.com Lead Management
  • PandaDoc pandadoc.com Partner Support and Referral Services
  • Reclaim.ai reclaim.ai Affiliates / Referrals
  • Signable signable.co.uk Affiliate Marketing
  • SMTP2GO smtp2go.com Referral
  • Spendbase spendbase.co Partner program management platform
  • Todoist todoist.com Data elements: Partner program data; Partnership Management
  • Vev vev.design Partner Relationship Management software
  • Zenzap zenzap.co Referral tracking

ComplianceCSV of PartnerStack's compliance · Atom feed of PartnerStack's compliance

Certified
Says it complies with

Certifications as PartnerStack's trust center lists them; reports are usually shared on request (evidence)

Service statusCSV of PartnerStack's status page incidents · Atom feed of PartnerStack's status page incidents

Aug 15: no incident reportedAug 16: no incident reportedAug 17: no incident reportedAug 18: no incident reportedAug 19: no incident reportedAug 20: no incident reportedAug 21: no incident reportedAug 22: no incident reportedAug 23: no incident reportedAug 24: no incident reportedAug 25: no incident reportedAug 26: no incident reportedAug 27: no incident reportedAug 28: no incident reportedAug 29: no incident reportedAug 30: no incident reportedAug 31: no incident reportedSep 1: no incident reportedSep 2: no incident reportedSep 3: no incident reportedSep 4: no incident reportedSep 5: no incident reportedSep 6: no incident reportedSep 7: no incident reportedSep 8: no incident reportedSep 9: no incident reportedSep 10: no incident reportedSep 11: no incident reportedSep 12: no incident reportedSep 13: no incident reportedSep 14: no incident reportedSep 15: no incident reportedSep 16: no incident reportedSep 17: no incident reportedSep 18: no incident reportedSep 19: no incident reportedSep 20: no incident reportedSep 21: no incident reportedSep 22: no incident reportedSep 23: no incident reportedSep 24: no incident reportedSep 25: no incident reportedSep 26: no incident reportedSep 27: no incident reportedSep 28: no incident reportedSep 29: no incident reportedSep 30: no incident reportedOct 1: no incident reportedOct 2: no incident reportedOct 3: no incident reportedOct 4: no incident reportedOct 5: no incident reportedOct 6: no incident reportedOct 7: no incident reportedOct 8: no incident reportedOct 9: no incident reportedOct 10: no incident reportedOct 11: no incident reportedOct 12: no incident reportedOct 13: no incident reportedOct 14: no incident reportedOct 15: no incident reportedOct 16: no incident reportedOct 17: no incident reportedOct 18: no incident reportedOct 19: no incident reportedOct 20: no incident reportedOct 21: no incident reportedOct 22: no incident reportedOct 23: no incident reportedOct 24: no incident reportedOct 25: no incident reportedOct 26: no incident reportedOct 27: no incident reportedOct 28: no incident reportedOct 29: no incident reportedOct 30: no incident reportedOct 31: no incident reportedNov 1: no incident reportedNov 2: no incident reportedNov 3: no incident reportedNov 4: no incident reportedNov 5: no incident reportedNov 6: no incident reportedNov 7: no incident reportedNov 8: no incident reportedNov 9: no incident reportedNov 10: no incident reportedNov 11: no incident reportedNov 12: no incident reported

90 days agotoday

  • 0 incidents in 90 days
  • 0 major or critical
BeganIncidentImpactLasted
API and dashboards outagecritical—
[Resolved] Link-Based Attribution Tracking Issuemajor—
Customer attributions not being processedminor—
Several Failures due to Cloudflare System Outagecritical13 min

Incidents per month

0 2 4 Dec 2025: 1 incident (1 critical) · typical time to resolve 13 min Jan 2026: 0 incidents Feb 2026: 2 incidents (1 major, 1 minor) Mar 2026: 0 incidents Apr 2026: 0 incidents May 2026: 0 incidents Jun 2026: 1 incident (1 critical) Jul 2026: 0 incidents Aug 2026: 0 incidents Sep 2026: 0 incidents Oct 2026: 0 incidents Nov 2026: 0 incidents Dec 2025Jan 2026Feb Mar Apr May Jun Jul Aug Sep Oct Nov

critical major minor no impact stated

As PartnerStack's status page reports its own incidents (scheduled maintenance left out), read every few hours since (evidence)

Incidents reported by PartnerStack's subprocessorsCSV of incidents reported by vendors PartnerStack lists · Atom feed of incidents reported by vendors PartnerStack lists

220 reported incidents in the last 30 days, by 8 of the vendors PartnerStack lists as subprocessors.

A subprocessor list names a company, not the service an incident touched. This does not show that PartnerStack was involved.

DateCompanyIncidentImpactLasted
SendGrid· SegmentMMS Delivery Failures from Twilio to GCI United States minor3 min
SendGrid· SegmentSMS Delivery Failures from Twilio Long Codes to AT&T United States minorongoing
SendGrid· SegmentSMS Delivery Failures from Twilio to Orange Sierra Leone minorongoing
SendGrid· SegmentSMS Delivery Failures From Long Code Numbers to AT&T in the US minor1 h 19 min
SendGrid· SegmentSMS Delivery Delays from Twilio to MTS Kazakhstan minorongoing
SendGrid· SegmentSMS Delivery Failures from a Subset of Twilio Phone Numbers to Tcell Tajikistan minorongoing
SendGrid· SegmentMMS Delivery Delays from a Subset of Twilio Long Codes to Multiple Small Networks in United States minorongoing
SendGrid· SegmentSMS Delivery Failures from a Subset of Twilio Phone Numbers to K-Cell Kazakhstan minorongoing
SendGrid· SegmentVoice Call Failures in JP1 minor3 h 51 min
SegmentOn Call Engineers are Investigating no impact statedongoing
SendGrid· SegmentSMS Delivery Failures from Twilio to Turkcell Turkey minor3 h 54 min
SendGrid· SegmentRetroactive Incident Impacting Twilio Usage APIs no impact stated1 min
BranchLink and click processing degradation no impact stated3 h 2 min
SendGrid· SegmentIssue resolved minor1 h 43 min
SendGrid· SegmentSMS Delivery Receipt Delays from Twilio Phone Numbers to Movistar Venezuela minor3 h 26 min
SendGrid· SegmentGateway API (Lookup API) Failure Increase on Verizon in United States minor10 h 23 min
SendGrid· SegmentWhatsApp Business API Message Send Failures minor16 h 29 min
SendGrid· SegmentVoice Call Failures from a Subset of Twilio Phone Numbers to Chile minor19 h 20 min
SendGrid· SegmentVoice Call Audio Quality Degradation, Silent and One-Way Audio between Twilio and Multiple Networks in United Kingdom minor5 h 18 min
SendGrid· SegmentSMS Delivery Delays and Failures from a Subset of Twilio Alphanumeric Sender IDs and Long Codes to Multiple Networks in Italy minor3 h 14 min
SendGrid· SegmentSMS Delivery Delays and Failures from Twilio to Spusu United Kingdom minor3 h 26 min
SendGrid· SegmentSMS Delivery Receipt Delays from Twilio to Bouygues Telecom France minor13 h 31 min
SendGrid· SegmentSMS Delivery Failures from Network Subscribers in Germany to a Subset of Twilio Long Codes minor8 h 40 min
SendGrid· SegmentSMS Delivery Failures from Twilio to ETL Laos minor16 h 8 min
SendGrid· SegmentSMS Delivery Failures from Twilio to MTN Nigeria minor6 h

And 195 more. All of them: CSV · Who is around them.

ChangesCSV of PartnerStack's changes · Atom feed of PartnerStack's changes

See the list as we read it on any date: Time machine

None since tracking began.

Rating badge for PartnerStack's site

PartnerStack transparency rating

It updates with the rating.

<a href="https://thirdpartyindex.com/vendors/partnerstack"><img src="https://thirdpartyindex.com/badge/partnerstack.svg" alt="PartnerStack transparency rating on Third Party Index" height="20"></a>
[![PartnerStack transparency rating on Third Party Index](https://thirdpartyindex.com/badge/partnerstack.svg)](https://thirdpartyindex.com/vendors/partnerstack)