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Virtual CISO (vCISO)
4 providers
Fractional security leadership for organizations without a full-time CISO.
V
VISO Group
VerifiedHouston, TX
External attack surface management and virtual CISO services for mid-market companies. Creators of ThreatScope.
1-50WebsiteEst. 2025
Attack Surface ManagementVirtual CISO (vCISO)Vulnerability Management
C
Cyber Defense Labs
Tulsa, OK
Boutique cybersecurity firm providing penetration testing, vulnerability assessments, and security program development.
50-200WebsiteEst. 2016
Penetration TestingVulnerability ManagementVirtual CISO+1 more
K
Kudelski Security
Phoenix, AZ
Cybersecurity advisory, managed services, and custom solutions.
200-500WebsiteEst. 2012
Managed Security Services (MSSP)Virtual CISO (vCISO)Compliance & Audit
S
SevnX
Charlotte, NC
vCISO and security advisory firm helping mid-market companies build and mature their cybersecurity programs.
10-50WebsiteEst. 2020
Virtual CISOGovernance, Risk & ComplianceSecurity Consulting+1 more