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Last updated: November 2025. We periodically review our subprocessors and third parties to validate their security and compliance policies, and our use of them in order to provide services.
Sequence uses a range of affiliates and third-party subprocessors who help us provide the Services we offer. The subprocessors offer a range of different services to us as described below.

Security and encryption

Find out more about the security and encryption in place across our services and subprocessors, and how we secure and audit access to customer data.

Infrastructure

The following third parties act as infrastructure providers. They act as stores as well as processors of data.
Entity NameLocationPurpose
Google CloudLondon/EuropeCloud hosting

Customer content

The following third parties act as subprocessors and assist us in providing elements of our Services. Depending on your use of Sequence, data you provide to us may be shared with some or all them but only in the context of fulfilling the service(s) you ask us to provide.
Entity NameLocationPurpose
Bunny.netGlobalContent delivery network provider
CloudflareGlobalDNS
CourierUSSending account notifications
DBT CloudUSCloud hosting
Dropbox SignUSProviding compliant electronic signatures
Integration AppEUProviding integrations for other third parties
LangsmithEUTracing and debugging of language model workflows.
LaunchDarklyUSFeature flagging and cohort management
MailgunUSSending account email notifications
PrequelEUProviding data export integrations
SentryUSBug tracking and error reporting
StripeEU / USPayment services provider
StytchUSAuthentication & authorization services provider
VercelGlobal (CDN)Dashboard hosting services
WebflowUSWebsite hosting services

Customer admin and support

The following third parties allow us to administrate and provide support for our customers.
Entity NameLocationPurpose
AnthropicUSCustomer support & communications
AttioUSCustomer support
ClariUSCustomer communications
Dropbox SignEU / USCloud storage of documents
Google WorkspaceEU / USEmail and cloud storage of documents
GranolaUSCustomer communications
Incident.ioEUIncident support & status page
MintlifyUSPublic documentation and policies
OpenAIUSCustomer support & communications
SalesforceEU / USCustomer support
SlackEU / USCustomer support
TallyEU / USCustomer forms and surveys