Carta Subprocessors List (September 2026): Changes and History
Carta names 51 subprocessors on its published list. Read from the vendor's own page and re-checked daily.
Last checked September 27, 2026
Official source ↗
Carta subprocessors (September 2026)
| # | Subprocessor | Purpose | Location |
|---|---|---|---|
| 1 | Alloy | Identity management system to fulfill KYC/AML and customer identification requirements | USA |
| 2 | Amazon Web Services | Datacenter colocation services | USA |
| 3 | Amplitude | User data analytics | USA |
| 4 | Anthropic, PBC | AI inference and data analysis | USA |
| 5 | Anvil | Contract generation and electronic signature tool | USA |
| 6 | Box | File transfer | USA |
| 7 | BrainTrust Data, Inc. | AI tool that monitors and evaluates model outputs | USA |
| 8 | Census | Pipeline data processing provider | USA |
| 9 | Chorus by ZoomInfo | Customer support communication | USA |
| 10 | Cloudflare | Antivirus | USA |
| 11 | Confluent Cloud | Event streaming and logging | USA |
| 12 | DigitalBrain | Customer support communication | USA |
| 13 | Fivetran | Pipeline data processing provider | USA |
| 14 | Forethought.ai | Customer support communication | USA |
| 15 | Front | Customer support communication | USA |
| 16 | Global Relay | Data archiving for compliance | USA |
| 17 | Google Cloud Platform | Data analysis and cloud infrastructure | USA |
| 18 | Hex Technologies, Inc. | Data platform for data science and analytics | USA |
| 19 | Infinit-O Global, Limited | Professional service outsourcing services | Phillipines |
| 20 | Iterable | Client and marketing email automation | USA |
| 21 | LexisNexis | BSA/AML and KYC screening | USA |
| 22 | Lob.com | Mail and address verification automation | USA |
| 23 | Looker | Business intelligence | USA |
| 24 | Lumopath, Inc. | Communication and collaboration analytics | USA |
| 25 | Mailchimp | Client and marketing email automation | USA |
| 26 | Marketo | Marketing | USA |
| 27 | Mixmax | Scheduling and email automation | USA |
| 28 | OpenAI | Service Provider for AI Functions | USA |
| 29 | Patrina Corporation | Data and records archiving | USA |
| 30 | Pendo | User data analytics | USA |
| 31 | Plaid Inc. | Bank integration | USA |
| 32 | Salesforce | Client relationship management | USA |
| 33 | Slack | Communication and collaboration | USA |
| 34 | Snowflake | Data warehouse | USA |
| 35 | Stripe | Money movement and account verification | USA |
| 36 | Thomson Reuters | Identity management system to fulfill KYC/AML and customer identification requirements | USA |
| 37 | Workato | Workflow automation | USA |
| 38 | Atlassian | Provides a cloud-based bug tracking system, where we may process end user data to the extent necessary to reproduce and fix bugs, and in general as necessary to deliver and improve the Carta Europe services. | Australia |
| 39 | ConvertIO | Online service for securely converting files between file formats. | Cyprus |
| 40 | Datadog | Infrastructure and error monitoring service for cloud-based applications. | USA |
| 41 | DocuSign | Electronic signing of documents. | USA |
| 42 | FullStory | Product analytics platform used when developing new features and services. It stores user contact details, product usage recordings and product usage analytics. | USA |
| 43 | Intercom | User support and engagement platform used to display content in the product. It stores user contact details and product interaction data. | Ireland |
| 44 | Johnston Carmichael LLP | Tax Services | UK |
| 45 | Notion | Provides a cloud-based internal collaboration system, much like an intranet, where we may reference customer data as necessary to deliver and improve the Carta Europe services. | USA |
| 46 | Salesforce.com EMEA Limited | Provides us with a cloud application platform (Heroku) for running the Application and leveraging platform extensions for error analysis, mail sending, and more. | UK, EU, USA |
| 47 | SendSafely | File encryption service. | USA |
| 48 | Sentry | Cloud-based application and error monitoring platform. | USA |
| 49 | Sutro Labs Inc. d/b/a/ Census | Provides data integration services. | USA |
| 50 | Typeform, S.L. | Online form building tool for collecting user feedback in online surveys. It stores user identifications and anonymised user feedback. | Spain |
| 51 | Twilio | Platform for text messages used for 2FA and for transactional emails (via the Twilio company SendGrid). | USA |
Get an email when Carta changes its subprocessors
ClauseTrail re-checks this list every day and tells you exactly who was added or removed — including when a vendor starts sending data to an AI provider. The first vendors are free.
Documents we track for Carta
- AI terms
- checked September 28, 2026 trust.carta.com ↗
- Privacy policy
- checked September 27, 2026 carta.com ↗
- Subprocessor list
- checked September 27, 2026 carta.com ↗
Change history
Tracking since September 27, 2026. No change has been published since; additions, removals and document changes will appear here as they're published.
Carta subprocessors FAQ
- How many subprocessors does Carta use?
- Carta lists 51 subprocessors on its published list, including Alloy, Amazon Web Services, Amplitude, Anthropic, PBC, and Anvil and 46 more.
- Where does Carta process customer data?
- The subprocessors named by Carta are located in USA, UK, Australia, Cyprus, EU, and Ireland and 2 other locations, as stated on its list.
- When was Carta's subprocessor list last checked?
- ClauseTrail last checked Carta's subprocessor list on September 27, 2026. Lists are re-checked daily.
- How do I find out when Carta adds or removes a subprocessor?
- ClauseTrail monitors Carta's subprocessor list, DPA, privacy policy and terms and emails you the exact change — who was added or removed and what the page said before and after. The first vendors are free.