List of Companies Using Nessus
Prospecting companies using Nessus? Here they are, biggest first, including icimo, ip.access and ProMach. Open a company to see its revenue range, headcount, tech stack and the people to contact.
Company NameIndustryLocationFundingRevenueEmployees
$1M - $10M
1K
$40M
$1M - $10M
1K
$26M
$100M - $250M
999
$250M - $500M
997
$50M - $100M
997
$1B - $10B
995
$25M - $50M
995
<$1M
995
$50M - $100M
994
$250M - $500M
994
$119M
$250M - $500M
994
$50M - $100M
993
$1B - $10B
992
$1B - $10B
992
$1B - $10B
991
$50M - $100M
991
$100M - $250M
987
$1B - $10B
987
$250M - $500M
986
$100M - $250M
985
$1M - $10M
984
$25M - $50M
984
$292M
$500M - $1B
984
$50M - $100M
982
$25M - $50M
982
$100M - $250M
980
$100M - $250M
979
$557M
$250M - $500M
978
$1.3B
$1B - $10B
977
$2.3B
$500M - $1B
977
$1B - $10B
976
$31M
$100M - $250M
976
$50M - $100M
976
$100M - $250M
975
$1B - $10B
974
$1B - $10B
974
$100M - $250M
974
$500M - $1B
974
$500M - $1B
973
$25M - $50M
972
$250M - $500M
971
$250M - $500M
970
$500M - $1B
970
$500M - $1B
968
$1B - $10B
967
$1M - $10M
966
$1B - $10B
966
$250M - $500M
966
$111M
$250M - $500M
965
$52M
$10M - $25M
963
$10B+
963
$1B
$10B+
963
$500M - $1B
963
$3B
$500M - $1B
962
$100M - $250M
961
$93M
$500M - $1B
959
$100M - $250M
958
$100M - $250M
958
$50M - $100M
957
$1B - $10B
957
$371M
$250M - $500M
955
$500M - $1B
954
$1B - $10B
954
$1M - $10M
950
$1B - $10B
949
$500M - $1B
948
$500M - $1B
947
$1B - $10B
946
$100M - $250M
946
$127M
$50M - $100M
945
$100M - $250M
944
$10M - $25M
943
$157M
$1B - $10B
942
$250M - $500M
942
$25M - $50M
942
$10M - $25M
941
$100M - $250M
938
$1M - $10M
938
$1B - $10B
938
$500M - $1B
938
$100M - $250M
937
$500M - $1B
936
$1B - $10B
936
$121M
$500M - $1B
935
$250M - $500M
935
$100M - $250M
935
$120K
$250M - $500M
933
$84M
$500M - $1B
933
$500M - $1B
932
$100M - $250M
931
$25M - $50M
931
$250M - $500M
931
$1M - $10M
930
$250M - $500M
930
$100M - $250M
930
$500M - $1B
930
$250M - $500M
929
$1B - $10B
928
$82M
$10B+
927
$500M - $1B
927
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 icimo, ip.access and ProMach.
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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