Private Eye


know the truth for peace of mind!

We specialize in attorney and legal services, corporate investigations, fraud, and investigations for private clients.

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Discreet Surveillance


Hire Us

  • 99% success rate solving cases
  • 100% confidential
  • Affordable fees
  • Free consultation
  • Expert surveillance agents
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For more than 25 years, the expertly trained officials at National Investigations, Inc. have worked to help better the lives of New York and New Jersey citizens.

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choose us

investigation questions

We Get Answers to the Most Difficult Questions

Our expert New York and New Jersey private detectives have conducted investigations for the general public, high profile law firms and corporations, insurance companies, professional athletes, movie stars, politicians, dignitaries, rock stars, supermodels, and royalty.

We have many private client services available, and take on many different cases, including matrimonial infidelity, identity theft, and computer forensics. Corporate investigations are also important to us; we assist with background checks and pre-employment screening as well as insurance investigations. Our private investigators are experienced and capable in helping you with your particular case.



Our company is based on confidentiality, professionalism and a belief that our clients' needs and satisfaction are of the utmost importance.

Our entire team of New York and New Jersey investigators is committed to meeting those needs. As a result, a high percentage of our business is from repeat customers and referrals. Solving your case is as important to us as it is to you.
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24 Hour Service
Receive a Faster Response by CALLING TOLL-FREE AT 1-855-334-4636

(855) 334-4636
30 Wall St
New York, NY 10005

(855) 334-4636
107 Tindall Rd,
Middletown, NJ 07748