List of Companies Using Nessus
Prospecting companies using Nessus? Here they are, biggest first, including Spacelabs Healthcare, SAGE IT and A. Schulman, Inc.. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$4M
$100M - $250M
834
$100M - $250M
833
$500M - $1B
832
$250M - $500M
832
$250M - $500M
832
$500M - $1B
831
$25M - $50M
831
$250M - $500M
831
$500M - $1B
831
$500M - $1B
830
$100M - $250M
829
$72M
$100M - $250M
828
$500M - $1B
828
$13M
$1B - $10B
827
$1M - $10M
826
$50M - $100M
825
$500M - $1B
824
$100M - $250M
824
$1B - $10B
823
$2M
$250M - $500M
823
$250M - $500M
822
$250M - $500M
821
$1.4M
$250M - $500M
820
$8.8M
$500M - $1B
820
$500M - $1B
819
$5M
$1B - $10B
819
$50M - $100M
819
$25M - $50M
819
$1B - $10B
819
$100M - $250M
818
$25M - $50M
818
$100M - $250M
818
$25M - $50M
817
$500M - $1B
817
$100M - $250M
817
$500M - $1B
816
$500M - $1B
816
$25M - $50M
816
$100M - $250M
815
$250M - $500M
815
$245M
$500M - $1B
814
$500M - $1B
814
$100M - $250M
813
$50M - $100M
813
$1B - $10B
812
$1B - $10B
810
$310M
$500M - $1B
809
$1.7B
$500M - $1B
808
$100M - $250M
808
$537M
$250M - $500M
805
$500M - $1B
805
$50M - $100M
805
$267M
$100M - $250M
805
$100M - $250M
805
$25M - $50M
805
$250M - $500M
805
$500M - $1B
803
$350M
$1B - $10B
803
$8.7M
$100M - $250M
801
$500M - $1B
800
$1M - $10M
800
$25M - $50M
798
$100M - $250M
797
$100M - $250M
796
$1B - $10B
796
$500M - $1B
795
$250M - $500M
794
$180M
$500M - $1B
793
$1M - $10M
793
$250M - $500M
793
$1B - $10B
792
$61M
$250M - $500M
792
$10M - $25M
792
$500M - $1B
791
$100M - $250M
790
$250M - $500M
790
$1B - $10B
790
$10M - $25M
788
$100M
$1B - $10B
787
$1B - $10B
786
$51M
$50M - $100M
786
$1.3M
$250M - $500M
785
$100M - $250M
784
$500M - $1B
784
$1B - $10B
784
$391M
$500M - $1B
782
$10M - $25M
782
$25M - $50M
781
$1M - $10M
779
$10M - $25M
778
$500M - $1B
778
$250M - $500M
777
$53M
$500M - $1B
777
$25M - $50M
777
$500M - $1B
776
$100M - $250M
775
$500M - $1B
775
$250K
$500M - $1B
774
$1B - $10B
774
$100M - $250M
774
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 Spacelabs Healthcare, SAGE IT and A. Schulman, Inc..
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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