Company finder — Cybersecurity Companies

Matches7

Atlant Security1–49 people
Founder-led pentest, vCISO, and compliance consulting.
Bulgaria Sofia GRC Application security OSCP GPEN CISSP
Bishop Fox250–499
Offensive security consultancy and Cosmos continuous pentest.
United States Phoenix Application security Security operations DFIR CREST OSCP GPEN
Cisco Security1,000+
Network, email, and SASE security from the campus to the cloud.
United States San Jose Network security Email & messaging SASE NGFW ISO 27001 ISO 9001 FedRAMP
Mandiant1,000+
Incident response, threat intel, and Mandiant Advantage — now Google Cloud.
United States Reston Security operations Threat & vulnerability DFIR ISO 27001 OSCP GPEN
Microsoft Security1,000+
Defender, Entra, Sentinel, and Purview across the Microsoft estate.
United States Redmond Endpoint security Identity XDR SIEM SOC 2 ISO 27001 FedRAMP
NCC Group1,000+
Global pentest, research, and cyber resilience consultancy.
United Kingdom Manchester Application security Security operations ISO 27001 ISO 9001 CREST
SANS Institute500–999
Cybersecurity training, certifications, and research.
United States Bethesda Human risk Security operations GPEN CISSP GCIH