Companies / Captain Data / Customer.io
Does Captain Data use Customer.io?
Yes
We hold strong evidence for this.
- The company names it in its own subprocessor list, a statement that this vendor handles its customers' data.
How we know
About Captain Data
Captain Data provides a REST API for people and company data enrichment and search. It serves product builders, GTM platforms, and AI agents.
Summarized from its homepage on 3 Nov 2026.
What else Captain Data uses
Captain Data has evidence for 12 vendors. The strongest:
Intercom
Google Cloud
Heap
Make
Pipedrive
Segment
Vitally
Cloudflare
Google Workspace
Other companies using Customer.io
Check any company's vendors in seconds
See Captain Data's full stack with a source for every vendor, and ask the same question about any company from the API, Claude or your browser.
- 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