Our Team

Darrin Greeley 

Darrin Greeley is a retired Captain of the Boston Police Department and has over 35 years of law enforcement experience.  He recently served as a District Commander in Brighton/Allston, East Boston and the West Roxbury/Roslindale neighborhoods.  He also served as the Commander of the Boston Police Homicide Unit which is responsible for all death investigations within the City of Boston.  As Homicide Unit Commander he was also in charge of the Firearms Discharge Investigation Team.  The team investigates all police officer discharges of their firearm, less-lethal shotgun, and taser within the City of Boston. Throughout his career, he has held numerous command positions within the Boston Police Department. His previous assignment was Commander of the Crime Scene Response Unit.  As the Crime Scene Response Unit Commander, he was in charge of both crime scenes at the Boston Marathon Bombing. Prior to commanding the Crime Scene Response Unit, he was the Assistant Chief of Field Services as well as Commander of District Detectives throughout the City.

Darrin Greeley has a Bachelors of Science Degree from the University of Massachusetts at Boston and a Masters Degree in Criminal Justice Administration from Boston University.  He is also a graduate of PERF  - Senior Management Institute for Police as well as a graduate of the Naval Post Graduate School for Homeland Defense and Security in Monterey, California.

Darrin Greeley is a recipient of the Schroeder Brothers Memorial Award, The Department Medal of Honor, Thomas F. Sullivan Award and the Boston Bank Award for gunshot injuries sustained in the line of duty while facing an armed felon. He has also received citations from the Commonwealth of Massachusetts Senate and House of Representatives.

Brian Greeley 


Brian Greeley, BS, MA-Criminal Justice

Brian has over 38 years of experience in Law Enforcement. He retired from the Massachusetts State Police after 27 years of dedicated service. His assignments included patrol from various State Police Barracks throughout the Commonwealth, State Police Detective for the Barnstable County District Attorney Offices, Statewide Drug Unit DIU, Assistant Commandant of the Massachusetts State Police Academy where he was a Certified Instructor, provided supervisory training to Police Departments throughout New England. He served as the Chief of Staff to the Secretary of Public Safety, was appointed Deputy Director of Homeland Security for the Commonwealth of Massachusetts, post-September 11 and was Station Commander of several State Police Barracks including SP South Boston, SP State House, and SP Milton. After retiring from the State Police, he became Director of Public Safety at Curry College in Milton, where he managed the daily operations of the Public Safety Department for 11 ½ years and provided Active Shooter Training to over 6,000 employees and students.  

Michael Tabeek 


Michael Tabeek has over 25 years of extensive leadership and security management experience in the Health Care environment.  He currently is the National Director of Security and Emergency Management for the Steward Health Care system, comprising of 38 hospitals nationwide. He has been instrumental in more than 20 successful Joint Commission accreditation surveys, covering the Environment of Care, Emergency Management  and Life Safety Chapters for compliance. Tabeek has vast experience in dealing with OSHA, DNV, CMS and other regulatory agencies.

Tabeek served as Chairman of the Boston chapter of the International Association for Healthcare Security and Safety (IAHSS) and also served as Chairman of the IAHSS Boston education and training committee for 14 years. He is published in both the IAHSS Basic and Advanced training manuals for healthcare security officers.

Michael is a graduate of Boston College and has a masters degree in criminal justice from Ana Maria college. He is a certified healthcare protection administrator (CHPA) and certified hospital operations professional (CHOP)


Juan Munoz


Juan Munoz, AS, BS, MS – Criminal Justice

Juan has over 29 years of experience in law enforcement. He retired from the New Jersey State Police after 25 years of dedicated service. Formerly assigned to the Homeland Security Branch, Emergency Management Section. Juan is also a graduate of the West Point Management and Leadership course and has a Master’s degree from Boston University.

Juan has worked as a Senior Emergency Management Consultant and has experience and training in the field of threat and vulnerability assessment. Juan has conducted assessments leading a team in conducting both manmade and natural threats which may affect the operation of twelve emergency management government facilities. Juan has also conducted a vulnerability and threat assessment for a bank chain with fifteen banks with widespread geographic locations.  Additionally, Juan has conducted a vulnerability and threat assessment for a 2 million square foot facility. Juan has prepared and presented Emergency Operations Plans in the areas of emergency evacuations, medical emergencies, fire emergencies, shelter in place, evacuation, and active shooter plans.

Juan is a college faculty member teaching courses in Law Enforcement, Security, and Homeland Security. Juan is an Associate Member of the International Association of Chiefs of Police and a member of the Alpha Phi Sigma National Criminal Justice Honor Society Eta Theta Chapter. Juan also has an extensive background in the field of Emergency Management.


Jennifer Bencivenga

M.S. in Security Management from John Jay College of Criminal Justice

B.S. in Finance from Providence College

Jennifer Bencivenga is a Homicide Intelligence Analyst with the Boston Police Department, Bureau of Investigative Services.  In her role, Jennifer provides investigative case support on active homicides, cold cases, and fatal motor vehicle accidents and serves as the liaison to the Boston Regional Intelligence Center.  

Prior to her work with the Boston Police Department, Jennifer was with the Department of Homeland Security, Office of Intelligence and Analysis, Private Sector Engagement team in Washington D.C.  As an Intelligence Operations Graduate Trainee, she worked on several strategic projects that established and maintained outreach and engagement with U.S. critical infrastructure owners and operators.  In addition to her public service, Jennifer worked in the private sector as an Assistant Project Manager with Oppenheimer & Co. Inc. in New York City. 

Jennifer is an adjunct professor at John Jay College of Criminal Justice, teaching courses in Private Security and Homeland Defense.  She is recognized by ZetX as a Subject Matter Expert in call detail record and geolocation analysis.