List of Companies Using Microsoft Defender
Prospecting companies using Microsoft Defender? Here they are, biggest first, including Michelin Americas Research, Modis It Consulting and Motor Vehicle Dealer Board. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$1M - $10M
19
$1M - $10M
19
$1M - $10M
19
$10M - $25M
19
$29M
$1B - $10B
19
$1M - $10M
19
$1M - $10M
19
$10M - $25M
19
$7.3M
$10M - $25M
19
$10M - $25M
19
$10M - $25M
19
$10M - $25M
19
$1M - $10M
19
$1M - $10M
19
$1M - $10M
19
$25M - $50M
19
$10M - $25M
18
$10M - $25M
18
$50M - $100M
18
$10M - $25M
18
$1M - $10M
18
$1M - $10M
18
$10M - $25M
18
$10M - $25M
18
$1M - $10M
18
$1M - $10M
18
$25M - $50M
18
$1M - $10M
18
$50M - $100M
18
$1M - $10M
18
$1M - $10M
18
$25M
$1M - $10M
18
$1.5M
$10M - $25M
18
$1M - $10M
18
$25M - $50M
18
$10M - $25M
18
$1M - $10M
18
$1M - $10M
18
$1M - $10M
18
$1M - $10M
18
<$1M
18
$10M - $25M
17
$25M - $50M
17
$10M - $25M
17
$10M - $25M
17
<$1M
17
$26M
$10M - $25M
17
$25M - $50M
17
<$1M
17
$10M - $25M
17
$10M - $25M
17
<$1M
17
<$1M
17
$1M - $10M
17
$1M
$1M - $10M
17
<$1M
17
$1M - $10M
17
$1M - $10M
17
$1M - $10M
17
$10M - $25M
17
$10M - $25M
17
$10M - $25M
17
$1M - $10M
17
$1M - $10M
17
$10M - $25M
17
$25M - $50M
17
<$1M
17
$10M - $25M
17
$24M
$1M - $10M
17
$25M - $50M
17
$10M - $25M
17
$10M - $25M
17
$10M - $25M
17
$25M - $50M
17
$25M - $50M
17
$10M - $25M
17
$1M - $10M
17
$10M - $25M
17
<$1M
17
<$1M
17
$75M
$1M - $10M
17
$10M - $25M
17
$25M - $50M
17
$1M - $10M
16
$3M
<$1M
16
$10M - $25M
16
$5M
$1M - $10M
16
$1M - $10M
16
$1M - $10M
16
$3.2M
<$1M
16
$50M - $100M
16
$1M - $10M
16
$50M - $100M
16
$37M
$1M - $10M
16
$1M - $10M
16
$1M - $10M
16
<$1M
16
$48M
$10M - $25M
16
$10M - $25M
16
$10M - $25M
16
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 Michelin Americas Research, Modis It Consulting and Motor Vehicle Dealer Board.
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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