Best Private Investigators in Long Island, NY


Radius Investigations, Inc.


150 Motor Parkway, Suite LL20, Hauppauge, NY 11788, United States

North American Investigations

North American Investigations is a full-service, licensed and bonded private investigation agency that has been conducting professional investigations and surveillance worldwide for over 40 years....


260 Madison Ave 8th Floor, New York, NY 10016, USA

All Private Investigations LLC

All Private Investigations LLC is a licensed, bonded and insured private investigation company available to those hiring a private detective in New York.


25 NY-111, Suite 1137, Smithtown, NY 11787, United States

Interstate Security & Investigations Inc.

Welcome to the Largest security guard training school on Long Island! We provide the 8 Hour and 16 Hour training courses for the NYS security license. Additional Courses offered. Interstate Secur...


313 Post Ave, Westbury, NY 11590, USA

Alpha Group Investigations

Alpha Group provides the industry’s most comprehensive, diligent and confidential investigations. All of Alpha Group’s investigations are conducted with our client’s expectation of complete c...


100 Broadhollow Rd #200, Farmingdale, NY 11735, USA

JL & Associates, Ltd.

Corporate, Civil & Criminal Investigations Domestic Investigations Include: Infidelity, Divorce, PreMarital, Child Custody Missing Persons, Witness Locates, Lost Loves & Runaways Surveillance Opera...


521 5th Ave, New York, NY 10175, USA