P.O. Box 417, Sewell, NJ 08080, US

(856) 832-5062

Hire a Private Investigator-Private Detective in New Jersey & Pennsylvania

About Us - Hire a Private Investigator

Robert T. Zimmerman

Chief of Police - Retired (16 Year Administrator, Chief and Captain of Police)


Past President - Gloucester County Chiefs of Police Association (Current Retired Executive Board Member)


Deputy Mayor - 11 Year Township Committeeman

Education / Training

Master's Degree in Administrative Science


New Jersey Certified Public Manager


Graduate FBI National Academy, 227th Session


Graduate West Point Command and Leadership Program


Over 100 Law Enforcement / Investigative Schools and Seminars 


Detached and Assigned to G.C. Prosecutor's Office - Narcotics Strike Force (Undercover / Narcotics Investigations)


Lead Internal Affairs Investigator - 13 Years for Police Department  


Owner / Operator of Zimmerman Investigative Services, LLC since November 1, 2016.

Close the deal

Hire "The Private I"  


We bring 26 years of law enforcement experience, along with the private investigator skills, and the determination to help you with "Exposing the Facts and Uncovering the Truth!"  Hire a private investigator - private detective from Zimmerman Investigative Services today.