Leadership & Expertise

The team behind CISO52

Strategic leaders and security consultants dedicated to hardening critical infrastructure and transforming security posture for heavy-industry clients across Australia.

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Director & CISO

Darren Shearsby

Leads strategic security transformation for critical infrastructure clients. Delivers board-level guidance, security architecture reviews, and hands-on vCISO leadership.

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Director & Chief Commercial Officer

Peter Sherlock

Leads strategic partnerships and customer success, ensuring clients get the right solutions and long-term value from every engagement.

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Associates and Partner Office

The 52's

Trusted partners and associates. Enabling our 52 disciplines that together frame our guiding philosophy.

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Cyber security leadership for critical infrastructure

CISO52 was formed by CISOs for CISOs.