A comprehensive list of private detectives and agencies offering professional investigation services in Ramsey, NJ. Read unbiased customer reviews and recommendations of local investigators. 
Reggie was a distinguished and decorated Law Enforcement Officer in New Jersey. In 1979 he began his own Detective Agency. Reginald J. Montgomery personally supervises and reviews every case the firm handles. R.J.M.A. has successfully conducted investigations for Corporate, Legal and Private concerns of international and national notability.
Trisa Edmonson — Jon was helpful, transparent, and provided a quick and thorough screening for our nanny. We feel safer knowing she has been
Advance Detective Bureau, Inc. (Advance) has been reporting true facts on fraudulent insurance claims activities since 1948. Throughout its history, Advance's investigators, have provided investigative solutions to our clients' problems. Today, Advance's specialty is surveillance with video. We cover the five boroughs of New York City, Long Island, Connecticut, and New York's northern counties (Westchester