Sam Mackenzie is an driven technology and cybersecurity leader with 25 years of experience dedicated to protecting and advancing critical infrastructure. As a valued committee member of both the Australian Control Rooms Network Association and the Australian Computer Society, Sam is renowned for his structured thinking, his talent for simplifying complex challenges, and his ability to harness culture as a catalyst for meaningful change. Sam’s career spans leadership roles with global brands and household names in Australia, where he has built high-performance teams across sectors including health, telecoms, energy, and local government. With hands-on expertise in seven of the eleven Security of Critical Infrastructure (SOCI) Act sectors, Sam’s straightforward approach and thought leadership—evident through his frequent speaking engagements, panel hosting, and published works continue to drive high-quality technology and security outcomes. His upcoming white paper on cybersecurity for critical infrastructure further cements his role as a trusted advisor for business leaders in this vital arena