Chief Executive Officer
Reg Harnish is an entrepreneur, speaker, author and the CEO for GreyCastle Security, a leading cybersecurity consulting firm headquartered in Troy, NY.
Reg has been practicing security for nearly two decades. Reg brings a thought-provoking perspective to the industry and strives to promote awareness, security "thinking" and practical application of security fundamentals.
Reg attended RPI in Troy, NY, and is a certified CISSP, CISM, CISA and ITIL. Reg is a fellow of the National Cybersecurity Institute, serves on numerous security association boards and is currently an advisor to several educational institutions focusing on cybersecurity. Reg is a nationally-recognized speaker and has presented at countless industry and security events, including BSides, ISSA, ISC2, ISACA and InfraGard. In 2017, Reg was named cybersecurity consultant of the year for all of North America by the Cybersecurity Excellence Awards. Reg is a contributor to numerous security publications and has co-authored several books on cybersecurity awareness.