Leadership
Meet our executive team.
Michael K. Green
Chief Information Security Officer
Michael K. Green is Chief Information Security Officer (CISO) at Trellix where he oversees all aspects of Trellix’s security strategy, governance, and organization resilience. Mike has more than 25 years of experience leading global security engineering, operations, governance, and fraud programs across highly regulated industries with organizations like Ameren, Express Scripts, Cigna, and MasterCard. Prior to Trellix, Mike advised clients as a fractional CISO and CTO, helping mature security programs, protect customer and business data, and align cybersecurity strategy with service delivery and regulatory requirements.
Mike holds a Bachelor of Science degree in Marketing Management and a Master in Computer Information Science (CIS) degree from Missouri State University, and maintains multiple industry certifications, including a Certified Information Systems Security Professional (CISSP) license. He also has advisory and mentoring roles with several industry councils and is a member of the Executive Advisory Committee for Missouri State University College of Business and Cyber/Information Technology degree programs.