We provide many clients with a varied list of investigative and research work. Our range covers polygraphs, background checks, surveillance, executive protection. And these are just to name a few.

Besides being a full service investigative agency, with over 30 years of experience, we are now also nationwide information brokers. If you are looking for subjects who have disappeared moved or skipped, leaving you with no forwarding address, we can help you locate them. We can supply you with prompt and accurate information to help you locate your skips. We can provide you with a current, confirmed address and/or telephone number for the person you are trying to locate.

Our investigators are experienced professionals who are both licensed and insured, with numerous field hours. They include former police detectives and officers, Government agents, and military personnel. Agency Director and President, Samuel Streiner, has lived and worked in the South Florida community
since 1965.

About Our Director - Samuel R. Streiner, LPE, LPI

Mr. Streiner's experience and that of this staff assures you the most accurate and professional results possible on all cases.  

We are designed to provide services in all areas of investigation. Located in Hollywood, Florida, we have access to both national and international findings and research documents. Our central location provides our clients with timely and expeditious service.

His decision to found A-1 Investigative Agency, Inc. was primarily based on his success in fraud investigation, particularly personal and criminal fraud and his many years of surveillance work involving intelligence gathering and surveillance of organized crime.
Sam is the former director of the South Florida Investigations Association, and is a member of the American Polygraph Association of Police Officers, American Polygraph Assosication, Florida Polygraph Association, American Society for Industrial Security, National Association of Legal Investigators. He is the President of The North Dade Forum, and also a proud member of FALI. He has appeared on several talk shows, and on WSVN channel 7 as an expert witness as a licensed polygraph examiner.

Sam has issued in excess of 15,000 polygraph examinations for pre-employment and specific crimes.
He has a support staff of eight professional investigators available on a 24 hour per day basis.

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