Adrian Cosman-Jones

Adrian Cosman-Jones is the CEO and founder of Sentry Cyber, a cyber security consultancy focused on helping organisations strengthen security, reduce risk, and respond effectively to modern cyber threats.

Adrian brings over 20 years of experience across IT and cyber security. He built and ran a managed services provider for 18 years before successfully exiting and founding Sentry Cyber. Over that time, he worked with hundreds of small and medium-sized businesses, developing deep practical expertise in security operations, incident response, infrastructure risk, and business-focused cyber resilience.

Sentry Cyber was named a finalist for Startup of the Year at the AISA 2025 Awards, and Adrian is a finalist for Data Security Officer of the Year at the Australian Cyber Awards 2026.