List of Companies Using Qualys
Prospecting companies using Qualys? Here they are, biggest first, including Boston Government Services, LLC (BGS), Ecolab Life Sciences and expert.ai. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$250M - $500M
258
$25M - $50M
258
$33M
$25M - $50M
258
$25M - $50M
257
$10M - $25M
257
$500M - $1B
257
$250M - $500M
257
$100M - $250M
257
$500M
$250M - $500M
256
$250M - $500M
256
$250M - $500M
256
$25M - $50M
256
$155M
$10M - $25M
256
$1M - $10M
255
$25M - $50M
255
$1B - $10B
255
$10M - $25M
254
$10M - $25M
254
$6.5M
$25M - $50M
254
$43M
$100M - $250M
254
$50M - $100M
254
$154M
$500M - $1B
254
$250M - $500M
254
$100M - $250M
254
$10M - $25M
253
$25M - $50M
253
$10M - $25M
253
$250M - $500M
253
$500M - $1B
253
$1M - $10M
252
$100M - $250M
252
$25M - $50M
252
$25M - $50M
252
$250M - $500M
252
$100M - $250M
251
$1M - $10M
251
$100M - $250M
251
$50M - $100M
250
$1B - $10B
250
$100M - $250M
250
$100M - $250M
250
$25M - $50M
250
$50M - $100M
250
$1M - $10M
250
$12M
$10M - $25M
250
$32M
$500M - $1B
250
$200M
$250M - $500M
250
$106M
$100M - $250M
249
$10M - $25M
249
$25M - $50M
249
$156M
$100M - $250M
249
$100M - $250M
249
$1M - $10M
249
$250M - $500M
248
$250M - $500M
248
$500M - $1B
248
$50M - $100M
248
$50M - $100M
247
$60M
$10M - $25M
247
$50M - $100M
247
$2.5M
$250M - $500M
247
$10M - $25M
247
$1M - $10M
247
$500M - $1B
246
$50M - $100M
246
$50M - $100M
246
$25M - $50M
246
$1M - $10M
246
$10M - $25M
245
$25M - $50M
245
$25M - $50M
245
$100M - $250M
244
$25M - $50M
244
$93M
$25M - $50M
244
$50M - $100M
244
$1B - $10B
244
$25M - $50M
244
$135M
$25M - $50M
244
$400M
$250M - $500M
244
$100M - $250M
243
$1M - $10M
243
$100M - $250M
243
$50M - $100M
243
$352M
$100M - $250M
243
<$1M
243
$100M - $250M
243
$50M - $100M
243
$71M
$50M - $100M
243
$10M - $25M
243
$79M
$100M - $250M
243
$3M
$100M - $250M
243
$10M - $25M
242
$500M - $1B
242
$8.2M
$25M - $50M
242
$25M - $50M
242
$50M - $100M
242
$50M - $100M
242
$1B - $10B
241
$10M - $25M
241
$10M - $25M
241
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 Boston Government Services, LLC (BGS), Ecolab Life Sciences and expert.ai.
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.
Search by Industry
ConstructionIT Services and IT ConsultingSoftware DevelopmentFinancial ServicesReal EstateHospitals and Health CareAdvertising ServicesNon-profit OrganizationsInsuranceLaw PracticeRetailWellness and Fitness ServicesBusiness Consulting and ServicesEducation Administration ProgramsMotor Vehicle ManufacturingTechnology, Information and InternetFood and Beverage ServicesStaffing and RecruitingAccountingOil and GasHospitalityAppliances, Electrical, and Electronics ManufacturingManufacturingArchitecture and PlanningMachinery Manufacturing
Search by Country
United StatesUnited KingdomCanadaGermanyAustraliaFranceNetherlandsIndiaSpainSwitzerlandItalySwedenBrazilBelgiumSingaporeIrelandUnited Arab EmiratesDenmarkSouth AfricaIsraelNew ZealandNorwayFinland
Search by Technology
Top companies by employee count
Top companies in United States by employee countTop companies in United Kingdom by employee countTop companies in Canada by employee countTop companies in Germany by employee countTop companies in France by employee countTop companies in Australia by employee countTop companies in Netherlands by employee countTop companies in India by employee countTop companies in Spain by employee countTop companies in Switzerland by employee countTop companies in Sweden by employee countTop companies in Italy by employee countTop companies in Denmark by employee countTop companies in Brazil by employee countTop companies in Ireland by employee count
1-888-653-2347 
support@leadiq.com © LeadIQ, Inc. All rights reserved.
