List of Companies Using Nessus
Prospecting companies using Nessus? Here they are, biggest first, including SiGMA World, The Peabody Institute of The Johns Hopkins University and Thomson Medical. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$25M - $50M
437
$10M - $25M
437
$250M - $500M
437
$10M - $25M
437
$100M - $250M
436
$25M - $50M
436
$250M - $500M
436
$1B - $10B
436
$1M - $10M
436
$50M - $100M
436
$10M - $25M
435
$50M - $100M
435
$1M - $10M
435
$77M
$250M - $500M
435
$100M - $250M
435
$100M - $250M
435
$100M - $250M
435
$500M - $1B
434
$100M - $250M
434
$10M - $25M
434
$25M - $50M
434
$250M - $500M
434
$50M - $100M
434
$250M - $500M
433
$25M - $50M
433
$156M
$50M - $100M
433
$25M - $50M
433
$50M - $100M
433
$100M - $250M
432
$100M - $250M
432
$50K
$10M - $25M
432
$100M - $250M
431
$100M - $250M
431
$250M - $500M
431
$10M - $25M
431
$25M - $50M
431
$25M - $50M
430
$250M - $500M
430
$1M - $10M
429
$250M - $500M
429
$25M
$250M - $500M
429
$165M
$250M - $500M
429
$100M - $250M
428
$1M - $10M
428
$500M - $1B
428
$46K
$100M - $250M
428
$1M - $10M
428
$100M - $250M
427
$195M
$100M - $250M
427
$500M - $1B
427
$229M
$500M - $1B
427
$25M - $50M
427
$100M - $250M
427
$250M - $500M
427
$50M - $100M
427
$1B - $10B
426
$25M - $50M
426
$50M - $100M
426
<$1M
426
$250M - $500M
426
$50M - $100M
425
$1B - $10B
425
$50M - $100M
425
$100M - $250M
424
$100M - $250M
424
$1B - $10B
423
$250M - $500M
423
$10M - $25M
422
$159M
$100M - $250M
422
$100M - $250M
422
$250M - $500M
422
$1M - $10M
422
$25M - $50M
421
$100M - $250M
421
$50M - $100M
421
$165M
$500M - $1B
421
$100M - $250M
421
$1B - $10B
420
$100M - $250M
420
$50M - $100M
419
$250M
$500M - $1B
419
$1B - $10B
419
$1.2B
$250M - $500M
419
$25M - $50M
418
$250M - $500M
417
$100M - $250M
417
$250M - $500M
417
$100M - $250M
417
$1M - $10M
416
$250M - $500M
416
$1M - $10M
416
$25M - $50M
416
$25M - $50M
415
$10M - $25M
415
$250M - $500M
415
$10M - $25M
415
$50M - $100M
415
$25M - $50M
414
$250M - $500M
414
$50M - $100M
414
About companies using Nessus
Why target companies using Nessus?
Nessus 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 SiGMA World, The Peabody Institute of The Johns Hopkins University and Thomson Medical.
Which industries use Nessus the most?
Among companies using Nessus on LeadIQ, the most common industries are IT Services and IT Consulting, Software Development, Financial Services, Defense and Space Manufacturing, Higher Education and Computer and Network Security. Narrow your list to the industry you sell into from there.
Where are companies using Nessus located?
Companies using Nessus are most often headquartered in the United States, the United Kingdom, Canada, India, Germany and France.
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 Nessus?
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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