List of Companies Using Qualys
Prospecting companies using Qualys? Here they are, biggest first, including NYC Department of Youth & Community Development, FirstKey Homes and Virginia State Corporation Commission. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$100M - $250M
651
$500M - $1B
650
$100M - $250M
650
$100M - $250M
650
$100M - $250M
649
$25M - $50M
649
$100M - $250M
648
$250M - $500M
648
$10M - $25M
647
$25M - $50M
647
$250M - $500M
646
$50M - $100M
646
$78M
$500M - $1B
645
$500M - $1B
645
$250M - $500M
643
$250M - $500M
643
$1M - $10M
642
$250M - $500M
642
$1B - $10B
642
$250M - $500M
641
$50M - $100M
641
$1M - $10M
641
$150K
$500M - $1B
641
$1M - $10M
641
$50M - $100M
640
$500M - $1B
640
$100M - $250M
639
$1B - $10B
639
$10M
$500M - $1B
639
$500M - $1B
638
$25M - $50M
638
$250M - $500M
638
$250M - $500M
637
$10M - $25M
637
$500M - $1B
637
$50M - $100M
637
$88M
$25M - $50M
636
$500M - $1B
636
$25M - $50M
634
$500M - $1B
634
$1M - $10M
634
$50M
$500M - $1B
634
$50M - $100M
632
$10M - $25M
631
$25M - $50M
630
$100M - $250M
629
$500M - $1B
629
$500M - $1B
628
$320M
$100M - $250M
628
$100M - $250M
626
$271M
$100M - $250M
625
$50M - $100M
625
$346M
$500M - $1B
624
$250M - $500M
623
$1B - $10B
623
$100M - $250M
623
$9.7M
$50M - $100M
622
$250M - $500M
622
$100M - $250M
622
$25M - $50M
622
$50M - $100M
621
$500M - $1B
620
$163M
$250M - $500M
619
$1B - $10B
619
$25M - $50M
619
$50M - $100M
618
$50M - $100M
617
$50M - $100M
617
$50M - $100M
616
$1B - $10B
616
$100M
$100M - $250M
616
$1B - $10B
615
$100M - $250M
614
$1B - $10B
614
$1M - $10M
612
$5.3M
$500M - $1B
611
$220M
$100M - $250M
611
$250M - $500M
611
$7.5M
$100M - $250M
609
$100M - $250M
609
$250M - $500M
608
$250M - $500M
608
$1M - $10M
608
$10M - $25M
608
$666M
$250M - $500M
607
$50M - $100M
607
$250M - $500M
607
$250M - $500M
606
$100M - $250M
606
$25M - $50M
605
$250M - $500M
605
$100M - $250M
604
$1M - $10M
604
$10M - $25M
604
$500M - $1B
604
$250M - $500M
603
$1B - $10B
603
$100M - $250M
603
$10M - $25M
602
$100M - $250M
601
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 NYC Department of Youth & Community Development, FirstKey Homes and Virginia State Corporation Commission.
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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