International Investigative Group · Licensed Private Investigators

Polygraph / Lie Detection
Services

Protect yourself, your family, your business, and your property.






Service polygraph comp

Issues Tested

Criminal Investigations
Civil Litigation
Suspected Infidelity
Family and Relationship Issues
Divorce and Child Custody
Youth Drug/Alcohol use
Workplace Issues
Internal Theft & Embezzlement
Industrial Espionage
Pre-Employment Screening
Pre-Marital Screening
Academic Matters
Parole & Sex Offenders
Immigration
Addictions
Abuse


Divisions

About

InDepth Polygraphs provides professional, confidential polygraph examinations and lie detection testing to businesses, organizations and private individuals throughout the State of New York. Our polygraph testing can be conducted at our offices in New York City and Long Island, or our mobile unit can travel to your home or business, or wherever you need the polygraph examination to take place.

InDepth Polygraphs is a division of International Investigative Group (IIG), Ltd., a licensed, professional New York private investigation agency with over two decades of experience. InDepth Polygraphs and IIG are owned and operated by Daniel D. Ribacoff, a veteran private investigator and highly trained New York polygraph examiner with over 24 years of experience. Mr. Ribacoff was named as one of the top 15 Private Investigators in the US.

Daniel D. Ribacoff is an American Polygraph Association (APA) School Trained polygraph examiner, having studied at the Academy for Scientific Investigative Training in Philadelphia, Pennsylvania. This APA Accredited School is owned and operated by Nathan Gordon, the past President of the American Polygraph Association and one of the world’ foremost authorities on polygraphs and forensic interviewing. Daniel strives himself on furthering his own education with all matters relatable to the polygraph. He pursues and implements the latest and most up-to-date technologies and techniques available.

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IIG and InDepth Polygraphs have been featured in the New York Times, CNN, ABC News, CNBC, USA Today, Inside Edition, New York Law Journal, Chicago Tribune and the Baltimore Sun. We are fully licensed, insured and bonded so you can be assured that your polygraph examination will be conducted with the highest level of professionalism and integrity at all times.

At InDepth Polygraphs, we use the latest state-of-the-art polygraph and lie detection testing equipment and our examinations are conducted only by trained, certified and experienced polygraph professionals to ensure accurate results.

When you need the services of a qualified New York polygraph examiner, call the experts at InDepth Polygraphs. Our staff of dedicated professionals will be happy to answer any questions you may have and schedule an appointment for you.

Affiliations, Certifications, & Memberships

Including but not limited to

American Polygraph Association Logo

American Polygraph Association

National Polygraph Association Logo

National Polygraph Association

International Society of Polygraph Examiners

International Society of Polygraph Examiners

National Council of Investigative Security Specialists

National Council of Investigative Security Specialists

ASTM International

ASTM International

ASTM International

Associated Licensed Detectives of New York State

British & European Polygraph Association

British & European Polygraph Association

American College of Forensic Examiners

American College of Forensic Examiners

World Association of Detectives

World Association of Detectives



Ready to open a case?

Contact Us for a Professional Consultation. We are confident we can assist you with a variety of our investigative support services.

Contact Us 800-766-2779

How may we be of service?


E: hello@iigpi.com
P: +1 800 766-2779

Give us a call or drop us a line anytime. We endeavour to answer all enquiries within 24 hours on business days.

We are available 24-7, 365 days a year.