Martin J. Campbell, MS founded MJC III Security, LLC with a combination of law enforcement, military, and security experience. After serving in the United States Army, Martin joined the New York City Police Department where he served as a sergeant until 2021. His police training included automobile crime, terrorist awareness, criminal law, intelligence gathering, Hazmat, and active shooter protocols.

Martin earned his Master of Science degree in Cybersecurity from Utica University and his Bachelor of Arts degree in Criminal Justice from John Jay College’s School of Criminal Justice. As a certified General Topics Instructor, Martin has the ability and authority to operate a security school and instruct new security officers.

Magdalonie Campbell, MS, with almost 20 years of public service has extensive experience in office and public administration. Entering government work through the office of a New York State Senator, she eventually became an administrative assistant in the New York City Department of Juvenile Justice. Ms. Campbell has experience in the political arena, corporate leadership, and public service. 

Ms. Campbell earned her Master of Science in Social Enterprise Administration (SEA) from Columbia University’s School of Social Work and a Bachelor of Arts in Forensic Psychology from John Jay College of Criminal Justice.