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Technologies / GatewayAPI / Google Tag Manager

Companies using GatewayAPI and Google Tag Manager

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

3companies use both
43%of GatewayAPI 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

CompanyGatewayAPIGoogle Tag Manager
Availableavailable.dkAvailable sells and implements Zendesk for businesses and provides related training and courses in customer service.Customer supportConsulting and services
Fourthfourth.comFourth provides workforce and inventory management software that unites recruiting, payroll, labor, scheduling, and inventory in one platform.Food and restaurants
Ordicall FlexCoordicall.aiOrdicall provides an AI phone assistant that answers calls, books appointments, and records prescription requests for medical practices.AI and machine learningHealthcare

The two technologies

GatewayAPI

Email and communications

GatewayAPI is a messaging platform for sending SMS, RCS and email through APIs, with features such as virtual numbers, shortcodes, keywords and number lookup. It is used by businesses to send marketing, transactional and service messages to customers.

Summarized from gatewayapi.com on 9 Nov 2026.

43% of the 7 companies we see using GatewayAPI also show the other.

All 7 companies using GatewayAPI6 name it as a subprocessorMore in Email and communications

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 9,057 companies we see using Google Tag Manager also show the other.

All 9,057 companies using Google Tag Manager58 name it as a subprocessorMore in Analytics

Other pairs

Companies with their own evidence for both.

More with GatewayAPI

Cloudflare7companiesGoogle5companiesGoogle Workspace5companiesNext.js5companiesResend5companiesStripe5companies

More with Google Tag Manager

Cloudflare9,082companiesGoogle Workspace6,001companiesGoogle Analytics3,407companiesHubSpot2,828companiesWordPress2,591companiesAmazon Web Services2,587companies

Questions

How many companies use both GatewayAPI and Google Tag Manager?

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

Which companies use GatewayAPI and Google Tag Manager?

Available, Fourth and Ordicall FlexCo. Each one links to the evidence behind it.

How does StrataDB know a company uses GatewayAPI 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 GatewayAPI 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