List of Companies Using Nessus
Prospecting companies using Nessus? Here they are, biggest first, including FireEye, Inc., Home Depot Distribution Ctr and Cognosante. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$1.7B
$500M - $1B
806
$100M - $250M
805
$500M - $1B
804
$250M - $500M
804
$100M - $250M
803
$1M - $10M
803
$500M - $1B
802
$1B - $10B
802
$100M - $250M
801
$100M - $250M
801
$537M
$250M - $500M
800
$100M - $250M
800
$1M - $10M
800
$250M - $500M
799
$310M
$250M - $500M
798
$500M - $1B
796
$1B - $10B
792
$10M - $25M
792
$1B - $10B
792
$100M - $250M
792
$100M
$1B - $10B
791
$100M - $250M
791
$100M - $250M
789
$180M
$500M - $1B
789
$1B - $10B
789
$8.7M
$100M - $250M
789
$436M
$250M - $500M
788
$1B - $10B
787
$391M
$500M - $1B
784
$350M
$1B - $10B
784
$55M
$1B - $10B
783
$250M - $500M
783
$500M - $1B
782
$10M - $25M
782
$100M - $250M
781
$100M - $250M
781
$500M - $1B
779
$500M - $1B
779
$500M - $1B
778
$250M - $500M
778
$25M - $50M
778
$25M - $50M
777
$10M - $25M
777
$267M
$100M - $250M
776
$500M - $1B
776
$100M - $250M
775
$10M - $25M
772
$250M - $500M
770
$500M - $1B
769
$250K
$500M - $1B
768
$1B - $10B
768
$25M - $50M
768
$50M - $100M
767
$1M - $10M
765
$53M
$500M - $1B
765
$1.3M
$250M - $500M
764
$372M
$500M - $1B
763
$250M - $500M
763
$587M
$1B - $10B
762
$55M
$250M - $500M
762
$100M - $250M
761
$250M - $500M
760
$51M
$50M - $100M
759
$250M - $500M
758
$1B - $10B
758
$50M - $100M
757
$50M - $100M
757
$50M - $100M
757
$100K
$25M - $50M
755
$1B - $10B
754
$100M - $250M
753
$100M - $250M
753
$25M - $50M
753
$500M - $1B
753
$322M
$50M - $100M
753
$100M - $250M
751
$1B - $10B
751
$100M - $250M
750
$44M
$250M - $500M
749
$1B - $10B
748
$500M - $1B
748
$500M - $1B
748
$100M - $250M
747
$500M - $1B
747
$500M - $1B
746
$500M - $1B
745
$45M
$250M - $500M
745
$1.7M
$1B - $10B
745
$50M - $100M
745
$10M - $25M
744
$58M
$250M - $500M
743
$10M - $25M
742
$500M - $1B
741
$10M - $25M
741
$500M - $1B
741
$69M
$100M - $250M
739
$25M - $50M
739
$250M - $500M
738
$500M - $1B
738
$25M - $50M
738
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 FireEye, Inc., Home Depot Distribution Ctr and Cognosante.
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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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
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