List of Companies Using Qualys
Prospecting companies using Qualys? Here they are, biggest first, including LeasePlan USA, Merge and Oh Polly. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$10M - $25M
345
$100M - $250M
345
$100M - $250M
345
$50M - $100M
345
$50M - $100M
344
$10M - $25M
344
$50M - $100M
344
$50M - $100M
344
$296M
$500M - $1B
343
$100M - $250M
343
$250M - $500M
343
$250M - $500M
342
$250M - $500M
342
$250M - $500M
342
$500M - $1B
342
$250M - $500M
342
$1M - $10M
341
$250M - $500M
341
$500M - $1B
341
$1B - $10B
341
$50M - $100M
341
$48M
$250M - $500M
341
$100M
$250M - $500M
340
$12M
$10M - $25M
340
$50M - $100M
339
$25M - $50M
339
$25M - $50M
339
$25M - $50M
339
$250M - $500M
338
$100M
$25M - $50M
338
$59M
$10M - $25M
338
$250M - $500M
338
$1B - $10B
338
$10M - $25M
338
$10M - $25M
337
$55M
$250M - $500M
337
$25M - $50M
337
$100M - $250M
336
$260M
$250M - $500M
336
$112M
$100M - $250M
336
$25M
$1M - $10M
336
$50M - $100M
336
$100M - $250M
336
$10M - $25M
335
$250M - $500M
334
$250M - $500M
334
$250M - $500M
334
$100M - $250M
334
$100M - $250M
334
$9.6M
$100M - $250M
334
$1B - $10B
334
$10M - $25M
334
$100M - $250M
333
$25M - $50M
333
$50M - $100M
333
$250M - $500M
333
$25M - $50M
333
$100M - $250M
333
$100M - $250M
333
$1B - $10B
333
$10M - $25M
332
$1M - $10M
332
$10M - $25M
332
$50M - $100M
332
$50M - $100M
331
$67M
$50M - $100M
331
$50M - $100M
331
$25M
$10M - $25M
331
$500M - $1B
330
$50M - $100M
330
$1B - $10B
330
$10M - $25M
330
$25M - $50M
330
$638M
$25M - $50M
329
$27M
$25M - $50M
329
$250M - $500M
329
$363M
$250M - $500M
328
$1M - $10M
328
$100M - $250M
328
$10B+
328
$250M - $500M
327
$800K
$100M - $250M
327
$250M - $500M
326
$50M - $100M
326
$100M - $250M
326
$1M - $10M
325
$250M - $500M
325
$25M - $50M
325
$500M - $1B
324
$500M - $1B
324
$100M - $250M
324
$1M - $10M
324
$183M
$500M - $1B
324
$30M
$50M - $100M
323
$10M - $25M
323
$632M
$250M - $500M
322
$100M - $250M
322
$264M
$10M - $25M
321
$500M - $1B
321
$400M
$500M - $1B
321
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 LeasePlan USA, Merge and Oh Polly.
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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