List of Companies Using Microsoft Defender
Prospecting companies using Microsoft Defender? Here they are, biggest first, including Amphenol Canada Corp., Arkansas Department of Parks, Heritage and Tourism and EnSilica. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$50M - $100M
206
$100M - $250M
206
$1M - $10M
206
$100M - $250M
206
$50M - $100M
206
$10M - $25M
206
$100M - $250M
206
$100M - $250M
206
$100M - $250M
205
$1M - $10M
205
$100M - $250M
205
$10M - $25M
205
$50M - $100M
205
$100M - $250M
205
$1B - $10B
205
$100M - $250M
205
$10M - $25M
205
$10M - $25M
205
$1M - $10M
205
$500M - $1B
204
$50M - $100M
204
$1M - $10M
204
$100M - $250M
204
$100M - $250M
204
$15M
$10M - $25M
204
$10M - $25M
204
$1M - $10M
204
$250M - $500M
203
$100M - $250M
203
$271M
$25M - $50M
203
$50M - $100M
203
$1M - $10M
203
$1M - $10M
203
$149M
$100M - $250M
202
$25M - $50M
202
$17M
$25M - $50M
202
$10M - $25M
202
$100M - $250M
202
$1M - $10M
202
$100M - $250M
202
$100M - $250M
202
$25M - $50M
202
$747M
$100M - $250M
202
$1M - $10M
202
$25M - $50M
202
$1M - $10M
202
$10M - $25M
201
$1M - $10M
201
$10M - $25M
201
$2.3M
$1M - $10M
201
<$1M
201
$100M - $250M
201
$10M - $25M
201
$1M - $10M
201
$10M - $25M
201
$1M - $10M
201
$10M - $25M
201
$1M - $10M
201
$25M - $50M
201
$100M - $250M
201
$1M - $10M
201
$50M - $100M
201
$1M - $10M
201
$25M - $50M
201
$25M - $50M
201
$201M
$100M - $250M
201
$100M - $250M
201
$50M - $100M
201
$1M - $10M
201
<$1M
201
$1M - $10M
201
<$1M
201
$1M - $10M
201
$10M - $25M
201
$666K
$10M - $25M
201
$10M - $25M
201
$1M - $10M
201
$100M - $250M
201
![Comatrol [Member of the Danfoss Group] logo](https://image-service.leadiq.com/companylogo?linkedinId=1091914){kind=small}
$25M - $50M
201
$1M - $10M
201
$1M - $10M
201
$1M - $10M
201
$25M - $50M
201
$1M - $10M
201
<$1M
201
<$1M
201
$1M - $10M
201
$1M - $10M
201
$1M - $10M
201
$1M - $10M
201
$1M - $10M
201
<$1M
201
$1M - $10M
201
<$1M
201
<$1M
201
$25M - $50M
201
$1M - $10M
201
<$1M
201
$25M - $50M
201
<$1M
201
About companies using Microsoft Defender
Why target companies using Microsoft Defender?
Microsoft Defender is a Security, identity & compliance technology. Companies running these tools already spend on identity, endpoint, email and consent security, which makes them mature buyers in the category. Companies on the list include Amphenol Canada Corp., Arkansas Department of Parks, Heritage and Tourism and EnSilica.
Which industries use Microsoft Defender the most?
Among companies using Microsoft Defender on LeadIQ, the most common industries are IT Services and IT Consulting, Software Development, Financial Services, Insurance, Higher Education and Hospitals and Health Care. Narrow your list to the industry you sell into from there.
Where are companies using Microsoft Defender located?
Companies using Microsoft Defender are most often headquartered in the United States, the United Kingdom, Canada, Germany, Australia and France.
What other Security, identity & compliance technologies do companies use?
Prospecting the wider Security, identity & compliance space? Related technologies with their own company lists include Microsoft Active Directory, Cisco, Microsoft Entra ID and CookieYes.
How do I reach decision makers at companies using Microsoft Defender?
Open a company to see its employee directory and email format, then use LeadIQ to get verified work emails and phone numbers for the people you want to reach and push them straight to your CRM or sequencer.
Insights based on LeadIQ data refreshed in September 2026.
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