Company lists · Data refreshed September 2026
All Security firms lists
Every Security firms list RevenueBase publishes, by country and city. 91 lists covering 28,079 companies, verified September 2026. Largest markets first.
Security firms by location
- Security firms based in the United States6,852
- Security firms based in the United Kingdom3,630
- Security firms based in Brazil2,190
- Security firms based in France1,579
- Security firms based in Canada1,119
- Security firms based in Germany1,060
- Security firms based in Italy914
- Security firms based in Australia870
- Security firms based in the Netherlands865
- Security firms based in London, United Kingdom740
- Security firms based in South Africa693
- Security firms based in Mexico604
- Security firms based in Spain553
- Security firms based in Sao Paulo, Brazil426
- Security firms based in Argentina419
- Security firms based in Belgium284
- Security firms based in Switzerland255
- Security firms based in Sweden241
- Security firms based in New York, United States189
- Security firms based in Poland171
- Security firms based in Los Angeles, United States170
- Security firms based in Houston, United States154
- Security firms based in Toronto, Canada144
- Security firms based in Ireland142
- Security firms based in Miami, United States124
- Security firms based in Denmark123
- Security firms based in Rio De Janeiro, Brazil118
- Security firms based in New Zealand116
- Security firms based in Portugal115
- Security firms based in Romania112
- Security firms based in Johannesburg, South Africa106
- Security firms based in Greece99
- Security firms based in Manchester, United Kingdom92
- Security firms based in Czechia85
- Security firms based in Dallas, United States85
- Security firms based in Atlanta, United States83
- Security firms based in Birmingham, United Kingdom81
- Security firms based in Cape Town, South Africa77
- Security firms based in Chicago, United States77
- Security firms based in Sydney, Australia74
- Security firms based in Curitiba, Brazil73
- Security firms based in Melbourne, Australia72
- Security firms based in Norway72
- Security firms based in Phoenix, United States72
- Security firms based in Austria67
- Security firms based in Porto Alegre, Brazil67
- Security firms based in Austin, United States66
- Security firms based in Belo Horizonte, Brazil65
- Security firms based in Israel64
- Security firms based in Finland59
- Security firms based in Hungary59
- Security firms based in Las Vegas, United States58
- Security firms based in Calgary, Canada55
- Security firms based in Mississauga, Canada53
- Security firms based in Edmonton, Canada52
- Security firms based in Montreal, Canada52
- Security firms based in Leeds, United Kingdom50
- Security firms based in Charlotte, United States49
- Security firms based in Orlando, United States49
- Security firms based in Tampa, United States47
- Security firms based in Denver, United States46
- Security firms based in San Diego, United States45
- Security firms based in Vancouver, Canada45
- Security firms based in Bristol, United Kingdom43
- Security firms based in San Antonio, United States42
- Security firms based in San Francisco, United States41
- Security firms based in Glasgow, United Kingdom40
- Security firms based in Liverpool, United Kingdom38
- Security firms based in Ciudad Autonoma De Buenos Aires, Argentina36
- Security firms based in Milano, Italy36
- Security firms based in Baltimore, United States35
- Security firms based in Indianapolis, United States34
- Security firms based in Jacksonville, United States34
- Security firms based in Nashville, United States34
- Security firms based in Ottawa, Canada34
- Security firms based in San Jose, United States33
- Security firms based in Seattle, United States33
- Security firms based in Serbia33
- Security firms based in Fort Lauderdale, United States32
- Security firms based in Sacramento, United States32
- Security firms based in Washington, United States32
- Security firms based in Brisbane, Australia31
- Security firms based in Perth, Australia29
- Security firms based in Croatia28
- Security firms based in Cyprus28
- Security firms based in Philadelphia, United States27
- Security firms based in Portland, United States26
- Security firms based in Beverly Hills, United States25
- Security firms based in Fort Worth, United States25
- Security firms based in Memphis, United States25
- Security firms based in Raleigh, United States25
Counts are matching companies in the RevenueBase company graph as of each list's last refresh date.