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Technologies / Coresignal / PostHog

Companies using Coresignal and PostHog

4 companies in our data have public evidence for both Coresignal and PostHog, and 4 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
57%of Coresignal users
under 1%of PostHog users
4name 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

CompanyCoresignalPostHog
Adrataadrata.comAdrata provides AI software for revenue leaders and account executives to help them sell to both human buyers and AI systems.AI and machine learningSales
Fikafikajobs.aiFika Jobs turns a video call with its AI agent into a video profile that people can attach to job applications.HR and recruiting
Goodfit.ioGoodfit is a GTM intelligence platform that defines, maps, and grades B2B accounts so revenue leaders can decide where to focus their go-to-market resources.Data and analyticsSales
welovealfa.comAlfa provides an AI recruiting platform that sources, screens, and evaluates candidates and syncs them into applicant tracking systems.AI and machine learningHR and recruiting

The two technologies

Coresignal

CRM and sales

Coresignal is a provider of B2B web data, offering datasets and APIs covering companies, employees, jobs, and social posts. It is used by data teams and businesses for purposes such as lead enrichment, sales, recruitment, market research, and feeding AI systems with fresh company and talent records.

Summarized from coresignal.com on 9 Nov 2026.

57% of the 7 companies we see using Coresignal also show the other.

All 7 companies using Coresignal7 name it as a subprocessorMore 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 1,774 companies we see using PostHog also show the other.

All 1,774 companies using PostHog1,123 name it as a subprocessorMore in Analytics

Industries

Among the companies above, by our own classification of their homepage.

AI and machine learning2Sales2HR and recruiting2

Other pairs

Companies with their own evidence for both.

More with Coresignal

Amazon Web Services7companiesCloudflare7companiesGoogle Workspace7companiesOpenAI5companies

More with PostHog

Cloudflare1,767companiesGoogle Workspace1,392companiesStripe990companiesNext.js848companiesAmazon Web Services826companiesVercel818companies

Questions

How many companies use both Coresignal and PostHog?

4 companies in StrataDB's data have public evidence for both, and 4 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 Coresignal and PostHog?

Adrata, Fika, Goodfit.io and welovealfa.com. Each one links to the evidence behind it.

How does StrataDB know a company uses Coresignal 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 Coresignal 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.

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