What else does Allegrow use?

Intercom, Amazon Web Services, Nylas, Stripe and DocuSign, among 23 vendors we hold evidence for.

Which other companies use Anthropic?

15Five, 1K4.AI, 1mind AI, 247 Profits and 360DT, among 2,890 companies with public evidence.

Companies / Allegrow / Anthropic

Does Allegrow use Anthropic?

Q: Does Allegrow use Anthropic?

Yes. We hold strong evidence for this. Evidence: Subprocessor list.

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

Subprocessor listNamed as Anthropic PBCProcesses data for the company7 Nov 2026Source

About Allegrow

Allegrow provides B2B email verification that returns valid or invalid results for catch-all and enterprise email addresses. It serves data providers and go-to-market sales teams.

Summarized from its homepage on 7 Nov 2026.

Sales

What else Allegrow uses

Allegrow has evidence for 23 vendors. The strongest:

Intercom Amazon Web Services Nylas Stripe DocuSign Google Heap HubSpot Intuit

See the full Allegrow tech stack

Other companies using Anthropic

15Five15five.com

1K4.AI

1mind AI1mind.com

247 Profits247profits.org

360DT360dt.de

360REV360rev.com

365agents365agents.com

37signals37signals.com

All 2,890 companies using Anthropic

Check any company's vendors in seconds

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