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Technologies / Google Tag Manager / Iron Mountain

Companies using Google Tag Manager and Iron Mountain

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

4companies use both
under 1%of Google Tag Manager users
67%of Iron Mountain 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

CompanyGoogle Tag ManagerIron Mountain
GreenArrow Emailgreenarrowemail.comGreenArrow provides email infrastructure software, available on-premises or as a managed cloud service.
MRI Softwaremrisoftware.comMRI Software provides property management and real estate software for residential, commercial, facilities, affordable housing, and energy management.Real estate
Syndigosyndigo.comSyndigo provides product data management and syndication software that helps companies create, manage, and send product content to retailers and marketplaces.E-commerceRetail
WCG Clinical Serviceswcgclinical.comWCG provides ethical and scientific review, study planning, and site enablement services for clinical research.Biotech and life sciencesHealthcare

The two technologies

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 9,113 companies we see using Google Tag Manager also show the other.

All 9,113 companies using Google Tag Manager58 name it as a subprocessorMore in Analytics

Iron Mountain

Cloud and infrastructure

Iron Mountain is a company that partners with customers across many countries and provides lifecycle solutions connecting physical, digital, and intelligent workflows. It is used for information management, digital transformation, data security, data centers, and asset lifecycle management.

Summarized from investors.ironmountain.com on 8 Nov 2026.

67% of the 6 companies we see using Iron Mountain also show the other.

All 6 companies using Iron Mountain6 name it as a subprocessorMore in Cloud and infrastructure

Other pairs

Companies with their own evidence for both.

More with Google Tag Manager

Cloudflare9,121companiesGoogle Workspace6,027companiesGoogle Analytics3,429companiesHubSpot2,836companiesWordPress2,607companiesAmazon Web Services2,591companies

More with Iron Mountain

Amazon Web Services6companiesCloudflare6companiesGoogle6companies

Questions

How many companies use both Google Tag Manager and Iron Mountain?

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

Which companies use Google Tag Manager and Iron Mountain?

GreenArrow Email, MRI Software, Syndigo and WCG Clinical Services. Each one links to the evidence behind it.

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

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 Google Tag Manager and Iron Mountain

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