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Companies / Halcyon / Subprocessors

Halcyon subprocessors

halcyon.us

Halcyon provides software for business valuations, insights, and next steps. It serves modern business advisors.

Summarized from its homepage on 10 Nov 2026.

Classified asFinance and accounting software

Subprocessors of Halcyon

Halcyon declares 10 subprocessors, including AI providers OpenAI.

From the company's own list.Read the source
SubprocessorPurposeLocationFirst seen
API DeckAccounting Service ConnectorUS10 Nov 2026
Amazon Web ServicesInfrastructure HostingUS10 Nov 2026
BoxFedRAMP registryDocument Handling & e-SignatureUS10 Nov 2026
Google Cloud PlatformAPI ServicesUS10 Nov 2026
OpenAIFedRAMP registryApplication AI FunctionalityUS10 Nov 2026
PostHogProduct AnalyticsUS10 Nov 2026
ReductoHIPAA statementSOC 2 statementETL PipelineUS10 Nov 2026
SentryCloud monitoringUS10 Nov 2026
StripePaymentsUS10 Nov 2026
VantaFedRAMP registrySecurityUS10 Nov 2026

Questions about Halcyon

Vendor's own statement, retrieved from the source URL on the date shown. StrataDB does not verify the underlying claim. Data sources.

See Halcyon's full stack

Every vendor with its source and date, and an alert when Halcyon adds or drops one. The same lookup works for any company.

  • Every company and vendor, with its public source
  • 100 API calls a month, plus MCP and the Chrome extension
  • Work email only. No card, no sales call