List of Companies Using Qualys
Prospecting companies using Qualys? Here they are, biggest first, including Universidad del Claustro de Sor Juana, Applaudo and Bold Business. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
<$1M
426
$100M - $250M
425
$1M - $10M
425
$1M - $10M
425
$50M - $100M
425
$10M - $25M
425
$25M - $50M
424
$100M - $250M
424
$1B - $10B
423
$250M - $500M
423
$250M - $500M
422
$100M - $250M
422
$250M - $500M
422
$100M - $250M
422
$25M - $50M
421
$100M - $250M
421
$25M - $50M
421
$1M - $10M
421
$165M
$500M - $1B
421
$1B - $10B
420
$10M - $25M
419
$250M
$500M - $1B
419
$1B - $10B
419
$1.2B
$250M - $500M
419
$250M - $500M
419
$201M
$100M - $250M
418
$250M - $500M
417
$25M - $50M
417
$500M - $1B
417
$250M - $500M
417
$100M - $250M
417
$662M
$50M - $100M
417
$1M - $10M
416
$250M - $500M
416
$1M - $10M
416
$25M - $50M
416
$25M - $50M
415
$10M - $25M
415
$50M - $100M
415
$25M - $50M
414
$25M - $50M
414
$100M - $250M
414
$250M - $500M
414
$250M - $500M
414
$10M - $25M
413
$10M - $25M
413
$66K
$50M - $100M
413
$250M - $500M
413
$100M - $250M
412
$500M - $1B
412
$40M
$100M - $250M
412
$100M - $250M
412
$25M - $50M
411
$10M - $25M
411
$50M - $100M
411
$284M
$100M - $250M
411
$100M - $250M
410
$250M - $500M
410
$99M
$50M - $100M
410
$100M - $250M
410
$43M
$100M - $250M
410
$514M
$50M - $100M
408
$50M - $100M
407
$100M - $250M
407
$25M - $50M
407
$250M - $500M
406
$1B - $10B
406
$100M - $250M
405
$250M - $500M
404
$250M - $500M
403
$10M - $25M
403
$25M - $50M
403
$10M - $25M
403
$250M - $500M
402
$100M - $250M
401
$10M - $25M
400
$100M - $250M
400
$500M - $1B
400
$250M - $500M
400
$10M - $25M
399
$100M - $250M
399
$100M - $250M
399
$25M - $50M
398
$250M - $500M
398
$10M - $25M
398
$10M - $25M
397
$250M - $500M
396
$337M
$500M - $1B
396
$10M - $25M
396
$250M - $500M
395
$100M - $250M
395
$1M - $10M
394
$50M - $100M
394
$250M - $500M
394
$100M - $250M
394
$30M
$1B - $10B
394
$50M - $100M
393
$100M - $250M
393
$1M - $10M
393
$50M - $100M
393
About companies using Qualys
Why target companies using Qualys?
Qualys 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 Universidad del Claustro de Sor Juana, Applaudo and Bold Business.
Which industries use Qualys the most?
Among companies using Qualys 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 Qualys located?
Companies using Qualys are most often headquartered in the United States, the United Kingdom, Canada, France, India and Germany.
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 Qualys?
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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