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Technologies / Findymail / PostHog

Companies using Findymail and PostHog

4 companies in our data have public evidence for both Findymail and PostHog, and 3 name both in their own subprocessor list. Each company below links to the source for every claim. Our coverage is partial, so this is not everyone.

4companies use both
80%of Findymail users
under 1%of PostHog users
3name both as subprocessors

The companies

Strongest evidence first: a company naming both in its own subprocessor list comes before one seen on its website or in job postings.

Subprocessor listPrivacy policyWebsiteJob postings

CompanyFindymailPostHog
Add to CRMaddtocrm.comAdd to CRM is a Chrome extension that finds verified email addresses and phone numbers from LinkedIn, Gmail, and Outlook profiles and adds them to a connected CRM.Sales
AiSDRaisdr.comAiSDR provides AI sales software that finds prospects and sends automated outreach emails to book meetings.AI and machine learningSales
Frecklefreckle.ioFreckle provides a CLI for running GTM workflows and enrichments from the terminal.Sales
Loopsterloopster.aiLoopster provides a GTM orchestration platform with unlimited contact data enrichment, including work and personal emails and phones.Sales

The two technologies

Findymail

CRM and sales

Findymail is a B2B data API that lets developers find verified email addresses, verify email deliverability, discover leads, find phone numbers from LinkedIn profiles, and enrich company information. It is used by developers and sales and marketing teams to build programmatic sales and marketing workflows.

Summarized from findymail.com on 9 Nov 2026.

80% of the 5 companies we see using Findymail also show the other.

All 5 companies using FindymailMore in CRM and sales

PostHog

Analytics

PostHog is a platform that ingests and stores product analytics, errors, session replays, and business data so teams and their AI agents can query and act on it. It is used to answer product questions, investigate issues across tools, and give agents product context.

Summarized from posthog.com on 8 Nov 2026.

under 1% of the 1,763 companies we see using PostHog also show the other.

All 1,763 companies using PostHog1,118 name it as a subprocessorMore in Analytics

Other pairs

Companies with their own evidence for both.

More with Findymail

Amazon Web Services5companiesCloudflare5companiesGoogle Workspace5companies

More with PostHog

Cloudflare1,754companiesGoogle Workspace1,382companiesStripe983companiesNext.js841companiesAmazon Web Services824companiesVercel811companies

Questions

How many companies use both Findymail and PostHog?

4 companies in StrataDB's data have public evidence for both, and 3 of them name both in their own subprocessor list, the strongest evidence we hold. Our coverage is partial, so the real number is higher.

Which companies use Findymail and PostHog?

Add to CRM, AiSDR, Freckle and Loopster. Each one links to the evidence behind it.

How does StrataDB know a company uses Findymail and PostHog?

From four kinds of public evidence: subprocessor lists, privacy policies, website code and job postings. Each is kept apart with its source and the date we saw it. A company missing here means we found no evidence, not that it does not use them.

Find every company using Findymail and PostHog

See the full list with the source for each company, and run the same lookup for any technology 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