List of Companies Using Nessus
Prospecting companies using Nessus? Here they are, biggest first, including Heartflow, Oxane Partners and Thomas Miller. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$891M
$100M - $250M
895
$25M - $50M
895
$10B+
895
$471M
$500M - $1B
893
$50M - $100M
892
$250M - $500M
891
$50M - $100M
891
$1M - $10M
890
$752M
$100M - $250M
890
$1B - $10B
890
$55M
$1B - $10B
889
$250M - $500M
889
$100M - $250M
889
$339M
$500M - $1B
888
$10M - $25M
885
$100M - $250M
885
$500M - $1B
885
$10M - $25M
884
$1B - $10B
882
$10M - $25M
882
$50M - $100M
882
$100M - $250M
882
$25M - $50M
881
$989M
$500M - $1B
881
$250M - $500M
880
$50M - $100M
880
$100M - $250M
880
$100M - $250M
879
$250M - $500M
879
$337M
$500M - $1B
878
$500M - $1B
877
$100M - $250M
876
$1B - $10B
875
$100M - $250M
874
$50M - $100M
873
$10M - $25M
873
$50M - $100M
872
$1M - $10M
871
$303M
$500M - $1B
870
$10M - $25M
868
$100M - $250M
868
$100M - $250M
868
$100M - $250M
866
$1.8M
$50M - $100M
866
$1M - $10M
865
$500M - $1B
864
$500M - $1B
863
$250M - $500M
863
$250M - $500M
863
$500M - $1B
862
$2.2M
$500M - $1B
862
$16M
$250M - $500M
861
$10M - $25M
860
$50M - $100M
860
$50M - $100M
860
$940M
$1B - $10B
859
$100M - $250M
858
$102M
$100M - $250M
858
$1B - $10B
857
$185M
$500M - $1B
857
$500M - $1B
857
$250M - $500M
856
$1B - $10B
856
$324M
$1B - $10B
856
$42M
$25M - $50M
853
$1B - $10B
851
$529M
$25M - $50M
851
$100M - $250M
851
$1B - $10B
850
$250M - $500M
850
$975M
$500M - $1B
850
$50M - $100M
849
$25M - $50M
849
$1B - $10B
849
$100M - $250M
848
$100M - $250M
848
$500M - $1B
848
$500M - $1B
847
$1M - $10M
846
$500M - $1B
845
$198M
$250M - $500M
845
$321M
$500M - $1B
844
$1.1M
$250M - $500M
842
$100M - $250M
841
$10M - $25M
841
$662M
$100M - $250M
841
$1B - $10B
840
$200K
$500M - $1B
840
$25M - $50M
840
$2.5M
$100M - $250M
840
$500M - $1B
840
$100M - $250M
839
$10M - $25M
837
$50M - $100M
836
$928M
$1B - $10B
835
$100M - $250M
835
$25M - $50M
835
$25M - $50M
834
$1M - $10M
834
$1.8B
$500M - $1B
834
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 Heartflow, Oxane Partners and Thomas Miller.
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
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