List of Companies Using Qualys
Prospecting companies using Qualys? Here they are, biggest first, including Biotheranostics, Inc., A Hologic Company, DLL Financial Solutions Partner and ExactTarget. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$32M
$10M - $25M
97
$50M - $100M
97
$188M
$250M - $500M
97
$10M - $25M
97
$100M - $250M
97
$250M - $500M
97
$100M - $250M
97
$250M - $500M
97
$250M - $500M
97
$50M - $100M
96
$10M - $25M
96
$100M - $250M
96
$50M - $100M
96
$500M - $1B
96
$50M - $100M
96
$86M
$50M - $100M
96
$1M - $10M
96
$53M
$50M - $100M
96
<$1M
96
$50M - $100M
96
$50M - $100M
96
$100M - $250M
96
$100M - $250M
96
$10M - $25M
95
$10M - $25M
95
$10M - $25M
95
$10M - $25M
95
$25M - $50M
95
$50M - $100M
95
$25M - $50M
95
$2.5M
$50M - $100M
95
$345M
$100M - $250M
95
$128M
$50M - $100M
95
$50M - $100M
95
$25M - $50M
95
$100M - $250M
95
$1M - $10M
95
$31M
$10M - $25M
94
$10M - $25M
94
$50M - $100M
94
$310M
$25M - $50M
94
$50M - $100M
94
$100M - $250M
94
$10M - $25M
94
$1M - $10M
94
$50M - $100M
94
$100M - $250M
94
$50M - $100M
93
$1M - $10M
93
$1M - $10M
93
$49M
$10M - $25M
93
$50M - $100M
93
$50M - $100M
93
$100M - $250M
93
$100M - $250M
93
$100M - $250M
93
$50M - $100M
93
$100M - $250M
93
$10M - $25M
93
$55M
$50M - $100M
93
$1M - $10M
93
$100M - $250M
93
$50M - $100M
92
$50M - $100M
92
$50M - $100M
92
$10M - $25M
92
$25M - $50M
92
$25M - $50M
92
$25M - $50M
92
$10M - $25M
92
$50M - $100M
92
$100M - $250M
92
$10M - $25M
92
$500M - $1B
92
$1M - $10M
92
<$1M
92
$100M - $250M
92
$100M - $250M
91
$10M - $25M
91
$1M - $10M
91
$250M - $500M
91
$1M - $10M
91
$50M - $100M
91
$50M - $100M
91
$10M - $25M
91
$25M - $50M
91
$10M - $25M
91
$25M - $50M
91
$25M - $50M
91
$50M
$50M - $100M
91
$250M - $500M
91
$25M - $50M
91
$2M
$10M - $25M
90
$25M - $50M
90
$89M
$10M - $25M
90
$1B - $10B
90
$50M - $100M
90
$50M - $100M
90
$100M - $250M
90
$100M - $250M
90
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 Biotheranostics, Inc., A Hologic Company, DLL Financial Solutions Partner and ExactTarget.
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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