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Technologies / Azure Communication Services / PostHog

Companies using Azure Communication Services and PostHog

3 companies in our data have public evidence for both Azure Communication Services and PostHog, and 2 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.

3companies use both
33%of Azure Communication Services users
under 1%of PostHog users
2name 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

CompanyAzure Communication ServicesPostHog
Centralicentrali.ioCentrali provides a backend for receiving webhooks that verifies signatures, stores events as queryable records, runs JavaScript on arrival, and supports replay.Developer tools
ClearMyInboxclearmyinbox.aiClearMyInbox is a bulk unsubscribe tool for Gmail, Outlook, Yahoo, and IMAP inboxes that finds senders and unsubscribes from them in one click.Consumer apps
AIGROWaigrow.ggAIGROW sells AI services that help businesses get named by AI assistants and run operations with AI agents.AI and machine learningConsulting and services

The two technologies

Azure Communication Services

by Microsoft · Email and communications

Azure Communication Services is a set of multichannel communication APIs and SDKs for adding voice, video, chat, text messaging/SMS, and email to applications. It is used to build customer communication experiences across devices and platforms, such as custom apps connected to Microsoft Teams and virtual appointment apps.

Summarized from azure.microsoft.com on 9 Nov 2026.

33% of the 9 companies we see using Azure Communication Services also show the other.

All 9 companies using Azure Communication Services6 name it as a subprocessorMore in Email and communications

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 Azure Communication Services

Cloudflare9companiesMicrosoft Azure7companiesStripe7companiesMicrosoft 3655companies

More with PostHog

Cloudflare1,761companiesGoogle Workspace1,389companiesStripe985companiesNext.js844companiesAmazon Web Services827companiesVercel816companies

Questions

How many companies use both Azure Communication Services and PostHog?

3 companies in StrataDB's data have public evidence for both, and 2 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 Azure Communication Services and PostHog?

Centrali, ClearMyInbox and AIGROW. Each one links to the evidence behind it.

How does StrataDB know a company uses Azure Communication Services 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 Azure Communication Services 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