Technologies / Microsoft / Microsoft 365
Companies using Microsoft and Microsoft 365
422 companies in our data have public evidence for both Microsoft and Microsoft 365, and 9 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.
Companies using one are 1.8 times as likely as the average company in our data to show evidence of the other.
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
| Company | Microsoft | Microsoft 365 |
|---|---|---|
397 more companies
See every company using both Microsoft and Microsoft 365, with the source for each.
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Microsoft
ProductivityMicrosoft is a company whose stated mission is to empower every person and every organization on the planet to achieve more. It offers products and services including Microsoft 365, Azure, Copilot, Windows, Surface, and XBOX.
Summarized from microsoft.com on 8 Nov 2026.
29% of the 1,435 companies we see using Microsoft also show the other.
All 1,435 companies using Microsoft886 name it as a subprocessorMore in Productivity
Microsoft 365
by Microsoft · ProductivityMicrosoft 365 is a plan that includes productivity apps with Copilot, advanced AI features and cloud storage. It is used for productivity and AI-assisted work.
Summarized from microsoft.com on 8 Nov 2026.
11% of the 3,810 companies we see using Microsoft 365 also show the other.
All 3,810 companies using Microsoft 365120 name it as a subprocessorMore in Productivity
Industries
Among the companies above, by our own classification of their homepage.
Other pairs
Companies with their own evidence for both.
More with Microsoft
Questions
How many companies use both Microsoft and Microsoft 365?
422 companies in StrataDB's data have public evidence for both, and 9 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 Microsoft and Microsoft 365?
Ansvar, ARAO, Bluebeam, Jurin AI and KoalaFix, and 417 more companies. Each one links to the evidence behind it.
How does StrataDB know a company uses Microsoft and Microsoft 365?
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 Microsoft and Microsoft 365
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