List of Companies Using Nessus
Prospecting companies using Nessus? Here they are, biggest first, including ARCON, Newcastle Building Society and Inmarsat. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$500M - $1B
926
$50M - $100M
926
$1.8B
$1B - $10B
925
$50M - $100M
925
$100M - $250M
925
$100M - $250M
924
$339M
$500M - $1B
924
$250M - $500M
924
$100M - $250M
923
$250M - $500M
922
$250M - $500M
921
$1B - $10B
920
$316M
$1B - $10B
920
$662M
$100M - $250M
920
$250M - $500M
920
$500M - $1B
917
$1B - $10B
916
$1M - $10M
914
$866M
$250M - $500M
913
$100M - $250M
912
$1M - $10M
912
$500M - $1B
912
$10B+
911
$1B - $10B
911
$500M - $1B
907
$50M - $100M
907
$25M - $50M
907
$500M - $1B
906
$1M - $10M
905
$1B - $10B
905
$500M - $1B
905
$25M - $50M
904
$5M
$50M - $100M
903
$50M - $100M
903
$50M - $100M
903
$500M - $1B
903
$10B+
901
<$1M
901
$500M - $1B
901
$250M - $500M
900
$471M
$250M - $500M
899
$12M
$250M - $500M
898
$250M - $500M
898
$25M - $50M
898
$25M - $50M
898
$25M - $50M
896
$89M
$1B - $10B
896
$1B - $10B
896
$100M - $250M
894
$6.8M
$1B - $10B
894
$50M - $100M
893
$50M - $100M
892
$250M - $500M
891
$100M - $250M
891
$10B+
891
$50M - $100M
889
$1B - $10B
888
$316M
$1B - $10B
886
$303M
$500M - $1B
885
$25M - $50M
885
$10M - $25M
884
$10M - $25M
884
$500M - $1B
883
$337M
$500M - $1B
883
$47M
$250M - $500M
883
$10M - $25M
882
$1B - $10B
882
$10M - $25M
882
$100M - $250M
882
$1M - $10M
881
$25M - $50M
879
$100M - $250M
879
$50M - $100M
879
$1B - $10B
878
$100M - $250M
877
$50M - $100M
877
$1.8M
$50M - $100M
877
$100M - $250M
877
$55M
$1B - $10B
876
$100M - $250M
876
$250M - $500M
875
$100M - $250M
875
$100M - $250M
875
$10B+
874
$250M - $500M
874
$50M - $100M
874
$50M - $100M
872
$1M - $10M
871
$100M - $250M
870
$989M
$500M - $1B
869
$752M
$100M - $250M
869
$10M - $25M
868
$16M
$250M - $500M
867
$250M - $500M
865
$500M - $1B
865
$500M - $1B
865
$100M - $250M
864
$185M
$500M - $1B
863
$940M
$1B - $10B
862
$250M - $500M
862
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 ARCON, Newcastle Building Society and Inmarsat.
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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