Private Investigations and Private Investigators with over 30 years of experience in Manhattan, Long Island, Nassau County, Suffolk County, and New York City

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Manhattan, NY 10039

Private Investigations Manhattan

International Investigative Group Private Investigators

800 766 2779

Our Story

Meet Private Investigator Expert

International Investigative Group has spent years assembling a global network of former law enforcement agents, and others in various operative, investigative, and legal fields. This network has proven to be a priceless tool for our clients, no matter the issue. Our global IIG family can handle, expedite and tackle all of our client’s needs.

Dan Ribacoff CEO Private Investigator Manhattan

Our Services

Personal & Domestic Investigations

If you are looking for a company that specializes in personal and domestic private investigations, you have come to the right place. International Investigative Group is a premier provider of personal and domestic investigation services in the United States and around the world.

Special Risk Claims

IIG has over 29 years of experience in special risk claims investigation and management services to assist in gathering vital information and evidence. Our experience in jewelers block claims, fine arts claim and cash in transit claims is vast and spans over decades.

Corporate & Business Investigations

Do you need help confirming the legitimacy of a business partner? Need due diligence for a Merger or Acquisition? Due diligence for a venture capital placement? Are you involved in an embezzlement case? If you are looking for a company that specializes in corporate and business investigations, you have come to the right place. International Investigative Group is an expert in this field and can uncover wrongdoing committed by third parties, employees, and management teams.

Surveillance Investigation Services

There are many reasons why organizations might want surveillance investigation services. A common example is when an employee is under investigation. Surveillance investigation services should be carried out by professionals so that the subject is not aware that they are under surveillance. Regardless of the purpose, the International Investigative Group will professionally conduct surveillance investigation services and deliver the data you want.

Computer Forensic Services

In a digital world of computers and smartphones, IIG provides the computer forensics and ediscovery services needed for both simple and complex cases. Whether it is for a criminal, civil, insurance, business or matrimonial matter, our technicians are ready to assist in data extraction, data recovery, undeleting files, as well as security systems penetration testing and network security design and implementation.

Security And Armed Guard Services

There are numerous reasons for needing the services of armed guards. Perhaps you might be hosting celebrities or international visitors who need to be protected. Regardless of the reasons why you need armed guards, the International Investigative Group can offer the right security and armed protection solutions. We are an experienced private investigation company with an international reach.


Cases Solved




Licensed Bonded Insured

Our Affliations


Michael Cohen

Manhattan, New York.

Best private investigators in Manhattan, New York

Hrant Antreasyan

Manhattan, New York.

Many years ago, when the situation called for special investigation of a situation, I had called Mr. Daniel Ribacoff and his group to the rescue.
He and his team are extremely efficient, knowledgeable, and go above and beyond their duties, and responsibilities, with a specialized personall attention to detail and client.
Should you need an investigations group, the number one firm to deploy, and employ is the Iternational Investigative Group!
Do not hesitate, nor think of anyone else!

Jason M

Bronx, New York.

Bill T

Bronx, New York.

We handle complex insurance investigations for many insurance companies, worldwide, and we use IIGPI to assist us in many facets of our investigations, including background checks, asset searches, recovery efforts, surveillance, armed/unarmed security, polygraphs and assistance with obtaining cooperation from local and state Police and the FBI.

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