Company lists · Data refreshed September 2026
All Security auditing firms lists
Every Security auditing firms list RevenueBase publishes, by country and city. 46 lists covering 9,296 companies, verified September 2026. Largest markets first.
Security auditing firms by location
- Security auditing firms based in the United States3,309
- Security auditing firms based in the United Kingdom863
- Security auditing firms based in France463
- Security auditing firms based in Canada447
- Security auditing firms based in Australia440
- Security auditing firms based in Brazil372
- Security auditing firms based in Germany337
- Security auditing firms based in the Netherlands282
- Security auditing firms based in Spain251
- Security auditing firms based in South Africa153
- Security auditing firms based in Italy142
- Security auditing firms based in Switzerland137
- Security auditing firms based in Mexico134
- Security auditing firms based in Poland117
- Security auditing firms based in Israel115
- Security auditing firms based in Toronto, Canada113
- Security auditing firms based in Belgium110
- Security auditing firms based in Sydney, Australia101
- Security auditing firms based in Sweden94
- Security auditing firms based in New York, United States86
- Security auditing firms based in Melbourne, Australia82
- Security auditing firms based in Atlanta, United States77
- Security auditing firms based in Argentina75
- Security auditing firms based in Austin, United States67
- Security auditing firms based in Houston, United States66
- Security auditing firms based in Tampa, United States64
- Security auditing firms based in Washington, United States64
- Security auditing firms based in Chicago, United States58
- Security auditing firms based in New Zealand56
- Security auditing firms based in Dallas, United States54
- Security auditing firms based in Miami, United States50
- Security auditing firms based in San Francisco, United States50
- Security auditing firms based in Montreal, Canada47
- Security auditing firms based in Los Angeles, United States43
- Security auditing firms based in Ottawa, Canada38
- Security auditing firms based in Calgary, Canada37
- Security auditing firms based in San Diego, United States36
- Security auditing firms based in Brisbane, Australia35
- Security auditing firms based in Arlington, United States33
- Security auditing firms based in Charlotte, United States32
- Security auditing firms based in Seattle, United States31
- Security auditing firms based in Vancouver, Canada30
- Security auditing firms based in Las Vegas, United States27
- Security auditing firms based in Canberra, Australia26
- Security auditing firms based in Columbia, United States26
- Security auditing firms based in Denver, United States26
Counts are matching companies in the RevenueBase company graph as of each list's last refresh date.