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Technologies / Flagsmith / Google Tag Manager

Companies using Flagsmith and Google Tag Manager

4 companies in our data have public evidence for both Flagsmith and Google Tag Manager. Each company below links to the source for every claim. Our coverage is partial, so this is not everyone.

4companies use both
80%of Flagsmith users
under 1%of Google Tag Manager users
0name 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

CompanyFlagsmithGoogle Tag Manager
Axcientaxcient.comAxcient provides backup, disaster recovery, and business continuity software and appliances for managed service providers (MSPs).Cloud and infrastructureCybersecurity
ChatSEOchatseo.appChatSEO is an SEO tool that analyzes a website and provides prioritized actions to improve search visibility.Marketing
Datashipsdataships.ioDataships provides a platform for collecting and managing direct marketing consent across surfaces like pop-ups, sign-up forms, and checkout.E-commerceMarketing
Persefoni AIpersefoni.comPersefoni provides carbon footprint measurement, emissions reporting, and decarbonization management software.Energy and climate

The two technologies

Flagsmith

Developer tools

Flagsmith is an all-in-one feature flag tool for developing, implementing, and managing feature flags. It is used to create and manage feature toggles across web, mobile, and server-side applications, and to configure remote config values for features.

Summarized from flagsmith.com on 9 Nov 2026.

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

All 5 companies using Flagsmith5 name it as a subprocessorMore in Developer tools

Google Tag Manager

by Google · Analytics

Google Tag Manager is a tag management system that lets you configure and deploy tags on your website or mobile app through a web interface. It is used to add and update tags, such as measurement and marketing optimization tags, without editing your site code.

Summarized from developers.google.com on 8 Nov 2026.

under 1% of the 9,026 companies we see using Google Tag Manager also show the other.

All 9,026 companies using Google Tag Manager58 name it as a subprocessorMore in Analytics

Other pairs

Companies with their own evidence for both.

More with Flagsmith

Cloudflare5companies

More with Google Tag Manager

Cloudflare9,040companiesGoogle Workspace5,977companiesGoogle Analytics3,394companiesHubSpot2,822companiesAmazon Web Services2,578companiesWordPress2,575companies

Questions

How many companies use both Flagsmith and Google Tag Manager?

4 companies in StrataDB's data have public evidence for both. Our coverage is partial, so the real number is higher.

Which companies use Flagsmith and Google Tag Manager?

Axcient, ChatSEO, Dataships and Persefoni AI. Each one links to the evidence behind it.

How does StrataDB know a company uses Flagsmith and Google Tag Manager?

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 Flagsmith and Google Tag Manager

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