Companies / newslettersearchengine / HubSpot
Does newslettersearchengine use HubSpot?
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 newslettersearchengine
Newsletter Search Engine is a free, searchable archive of emails sent by B2B SaaS companies. It serves people who want to browse those emails as they were sent.
Summarized from its homepage on 13 Nov 2026.
What else newslettersearchengine uses
newslettersearchengine has evidence for 5 vendors. The strongest:
Other companies using HubSpot
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See newslettersearchengine'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