List of Companies Using Microsoft Defender
Prospecting companies using Microsoft Defender? Here they are, biggest first, including Profiles by Kantar, WGV Versicherung and Bikini Village. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$250M - $500M
339
$100M - $250M
339
$100M - $250M
338
$100M - $250M
338
$250M - $500M
338
$10M - $25M
338
$534M
$250M - $500M
338
$25M - $50M
338
$100M - $250M
338
$68M
$100M - $250M
338
$25M - $50M
338
$10M - $25M
337
$100M - $250M
337
$25M - $50M
336
$25M - $50M
336
$50M - $100M
335
$490M
$10M - $25M
335
$250M - $500M
335
$25M - $50M
335
$500M - $1B
334
$1B - $10B
334
$10M - $25M
334
$1B - $10B
334
$25M - $50M
333
$95M
$100M - $250M
333
$1.5M
$50M - $100M
333
$12M
$100M - $250M
333
$1.8B
$500M - $1B
333
$800K
$100M - $250M
332
$50M - $100M
332
$1M - $10M
332
$25M - $50M
332
$10M - $25M
332
$363M
$100M - $250M
332
$55M
$250M - $500M
332
$1B - $10B
332
$296M
$500M - $1B
331
$250M - $500M
331
$100M - $250M
331
$100M - $250M
331
$100M - $250M
331
$50M - $100M
331
$50M - $100M
331
$500M - $1B
330
$100M - $250M
330
$250M - $500M
330
$4M
$50M - $100M
330
$25M - $50M
330
$250M - $500M
329
$1B
$50M - $100M
329
$250M - $500M
329
$50M - $100M
329
$100M - $250M
328
$100M - $250M
328
$25M - $50M
328
$50M - $100M
328
$1M - $10M
328
$25M - $50M
328
$100M - $250M
328
$100M - $250M
327
$25M - $50M
327
$100M - $250M
327
$50M - $100M
326
$1B - $10B
326
$100M - $250M
326
$50M - $100M
326
$1B - $10B
326
$10M - $25M
326
$10M - $25M
326
$100M - $250M
325
$250M - $500M
325
$191M
$250M - $500M
325
$100M - $250M
325
$50M - $100M
324
$250M - $500M
324
$100M - $250M
324
$50M - $100M
323
$100M - $250M
323
$9.6M
$10M - $25M
323
$50M - $100M
323
$250M - $500M
323
$25M - $50M
323
$25M - $50M
323
$10M - $25M
323
$25M
$10M - $25M
323
$100M - $250M
323
$183M
$500M - $1B
323
$500M - $1B
322
$532M
$100M - $250M
322
$10M - $25M
322
$50M - $100M
322
$25M - $50M
322
$50M - $100M
321
$52M
$25M - $50M
321
$174M
$1M - $10M
321
$250M - $500M
321
$25M - $50M
321
$10M - $25M
320
$264M
$10M - $25M
320
$25M - $50M
320
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 Profiles by Kantar, WGV Versicherung and Bikini Village.
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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Top companies by employee count
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