NAI Your Professional Private Investigation Agency
North American Investigations, Inc. is one of the oldest, largest and most experienced operating private investigator and private detective agencies in New York, New Jersey and Connecticut.
Our private investigators set the standard for what you should expect from an investigation services. Each private detective on our staff has impeccable credentials, training and experience. NAI has successfully completed thousands of cases with results, which demonstrates why so many clients utilize and trust us with their private detective investigative needs.
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Free Consultation
- Operational 24 hour / 7 days a week
- Local, national and international investigations
- Male and female investigators
- Former police detectives, federal agents and investigators
- Confidential and discreet
- Licensed and Bonded agency
- Over 40 years of experience in the industry
- Free Consultation
- In House Attorney
Our private investigation agency specializes in domestic investigations including matrimonial, adultery, infidelity, cheating spouse, and unfaithful partner issues. NAI has an entire division dedicated to locating missing persons, background checks, and criminal cases. Our private investigation surveillance division performs thousands of hours of field surveillance each year. Choose NAI a professional agency you can count on.
Speak to an Investigator: 800.724.8080
