List of Companies Using Microsoft Defender
Prospecting companies using Microsoft Defender? Here they are, biggest first, including Van Ameyde Group, Burke, Inc. and Centorrino Technologies. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$100M - $250M
380
$100M - $250M
379
$50M - $100M
379
$250M - $500M
379
$50M - $100M
379
$10M - $25M
379
$100M - $250M
379
$10M - $25M
379
$10M - $25M
378
$500M - $1B
378
$10M - $25M
378
$500M - $1B
378
$100M - $250M
378
$100M - $250M
378
$25M - $50M
377
$25M - $50M
376
$10M - $25M
376
$100M - $250M
376
$169M
$100M - $250M
376
$25M - $50M
375
$100M - $250M
375
$500M - $1B
375
$100M - $250M
375
$100M - $250M
375
$116M
$100M - $250M
375
$10M - $25M
375
$100M - $250M
375
$25M - $50M
374
$100M - $250M
374
$250M - $500M
374
$10M - $25M
374
$1M - $10M
374
$100M - $250M
374
$10M - $25M
374
$50M - $100M
374
$250M - $500M
373
$100M - $250M
373
$250M - $500M
373
$10M
$250M - $500M
373
$250M - $500M
373
$250M - $500M
373
$10M - $25M
373
$100M - $250M
373
$250M - $500M
373
$25M - $50M
372
$2.7B
$100M - $250M
372
$100M - $250M
372
$25M - $50M
372
$10M - $25M
372
$10M - $25M
372
$250M - $500M
371
$50M - $100M
371
$25M - $50M
371
$100M - $250M
371
$100M - $250M
371
$100M - $250M
371
$250M - $500M
371
$1B - $10B
370
$500M - $1B
370
$500M - $1B
370
$250M - $500M
370
$10M - $25M
370
$25M - $50M
370
$50M - $100M
370
$25M - $50M
369
<$1M
369
$100M - $250M
368
$250M - $500M
368
$250M - $500M
368
$25M - $50M
368
$250M - $500M
368
$1B - $10B
368
$100M - $250M
368
$100M - $250M
368
$500M - $1B
368
$500M - $1B
368
$250M - $500M
367
$420M
$1B - $10B
367
$25M - $50M
367
$55M
$250M - $500M
367
$10M - $25M
367
$50M - $100M
367
$100M - $250M
366
$10M - $25M
365
$25M - $50M
365
$17M
$100M - $250M
365
$9.6B
$100M - $250M
364
$10M - $25M
364
$1.7B
$1B - $10B
364
$250M - $500M
363
$100M - $250M
363
$25M - $50M
363
$100M - $250M
363
$10M - $25M
363
$50M - $100M
363
$100M - $250M
362
$500M - $1B
362
$25M - $50M
362
$250M - $500M
361
$1B - $10B
361
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 Van Ameyde Group, Burke, Inc. and Centorrino Technologies.
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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