Professional Investigations & Surveillance
Professional Investigations & Surveillance
Our Private Investigators Can Help
Infidelity Investigations
Is your loved one cheating?
Discuss your circumstances with
an expert infidelity detective
Surveillance
We specialize in electronic
surveillance to obtain results
needed to win your case
Locate A Missing Person
Find a Lost Loved One.
Don’t leave it up to online
database searches to get results
North American Private Investigators
People hire a private investigator when things are difficult in life. Whether it’s because of a missing person or possible infidelity, you’re hiring a private investigator because you need help. At North American Investigations, we know what you’re going through. We are a licensed and bonded private investigator firm that has been conducting professional investigations and surveillance worldwide for over 45 years. We have the private detectives, resources, and knowledge you need for any one of our personalized services. NAI has set the standard in the industry with our proven methods and results. Our private investigators have the credentials and expertise needed, having solved thousands of cases for our clients. We will gather the evidence needed to solve your case. With thousands of satisfied clients, we are the private eyes to count on for help.
Why We Are Better
North American Investigations has the best private investigators in New York City, America, and around the world. Being one of the oldest and largest firms in the nation, we have been conducting investigations and solving cases for over 45 years across the United States. We have locations on Long Island, in New York City, in New Jersey, in Connecticut, and in Los Angeles and others stationed internationally.
Read Our Private Investigation Reviews
9.5 of 10 star feedback at TrustPilot (58 Reviews)
Growing up I had never met my father. But over the last couple of years I really had a burning desire to find my father. After multiple unsuccessful attempts to look for him myself, I asked Darren and his team if they were able to find… Read more “Found my father! THANK YOU”
Michael Choi
Thorough, Precise, and Detailed I am an attorney and have utilized the services of North American Investigations since 1992 in a myriad of different types of cases ranging from divorce to locating missing persons, to interviewing witnesses to accidents, etc. I have found their work… Read more “Thorough, Precise, and Detailed”
Ed waldman, Esq.
I am an intellectual property lawyer specializing in franchise and trademark matters. I have been using North American Investigators exclusively for over eight years in trademark infringement cases, and the investigators there have consistently delivered the evidence I needed to win at trial. More importantly,… Read more “NAI Consistently Delivers”
Jeffrey Zucker
Professional Investigations & Surveillance
Our Private Investigators
Can Help
Free Consultation!
North American Private Investigators
North American Private Investigators
People hire a private investigator when things are difficult in life. Whether it's because of a missing person or possible infidelity, you're hiring a private investigator because you need help. At North American Investigations, we know what you're going through. We are a licensed and bonded private investigator firm that has been conducting professional investigations and surveillance worldwide for over 45 years. We have the private detectives, resources, and knowledge you need for any one of our personalized services. NAI has set the standard in the industry with our proven methods and results. Our private investigators have the credentials and expertise needed, having solved thousands of cases for our clients. We will gather the evidence needed to solve your case. With thousands of satisfied clients, we are the private eyes to count on for help.
Infidelity Investigations
Is your loved one cheating?
Discuss your circumstances with
an expert infidelity detective
Surveillance
We specialize in electronic
surveillance to obtain results
needed to win your case
Locate A Missing Person
Find a Lost Loved One.
Don't leave it up to online
database searches to get results
Read Our Private Investigation Reviews
9.5 of 10 star feedback at TrustPilot (58 Reviews)
Growing up I had never met my father. But over the last couple of years I really had a burning desire to find my father. After multiple unsuccessful attempts to look for him myself, I asked Darren and his team if they were able to find… Read more “Found my father! THANK YOU”
Michael Choi
Thorough, Precise, and Detailed I am an attorney and have utilized the services of North American Investigations since 1992 in a myriad of different types of cases ranging from divorce to locating missing persons, to interviewing witnesses to accidents, etc. I have found their work… Read more “Thorough, Precise, and Detailed”
Ed waldman, Esq.
I am an intellectual property lawyer specializing in franchise and trademark matters. I have been using North American Investigators exclusively for over eight years in trademark infringement cases, and the investigators there have consistently delivered the evidence I needed to win at trial. More importantly,… Read more “NAI Consistently Delivers”
Jeffrey Zucker
Who We Help
Individuals
When Your Search Ends, Ours Begins
Businesses
Large or Small, We Can Help
Attorneys
Helping Firms & Private Practices
Investigators
Helping Others is Part of the Job
Why We Are Better
North American Investigations has the best private investigators in New York City, America, and around the world. Being one of the oldest and largest firms in the nation, we have been conducting investigations and solving cases for over 45 years across the United States. We have locations on Long Island, in New York City, in New Jersey, in Connecticut, and in Los Angeles and others stationed internationally.
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