Directory of Private Investigators and Investigation Agencies for Hire

Hire a Private Detective

Welcome to the Private Investigator Directory, one of the largest international directories of investigative professionals on the web.

If you need to hire a detective or a private eye with law enforcement experience, or a process server, our directory can help connect you with investigation experts in your area.  Just select your state or country from the list below to browse a list of professional agencies in your local area. For help with selecting the appropriate company or individual for your specific needs or personal situation, see our List of Tips for hiring a Private Investigator. Also, learn more about the Cost of Hiring a Detective.

Why Hire a Private Investigator?

There are a number of reasons to hire a qualified investigator to assist you with your investigation needs. Whether you need to run a background check, conduct surveillance on a cheating spouse, track down a missing person, or just dig up facts and information, a private detective can save you the time, money and hassle of trying to do it yourself.
Professional gumshoes have a wide variety of skills and experience that are conducive to uncovering hidden information and getting answers to difficult questions. Many are retired military, former police officers or law enforcement officials, or have experience with other law enforcement or intelligence agencies.

Given the wide variety of potential services that could be offered, many P.I.’s often specialize in a few specific areas, such as following a cheating partner, investigating insurance fraud, acting as a process server, or searching for hidden assets. Larger agencies employ numerous investigative specialists and are capable of providing a wider variety of services.

Join the Private Investigator Directory

Permanent listings in our directory are available for only $19.95. New listings also include an announcement on our Twitter and Facebook pages.  Add your listing and promote your services and affiliations. Your business will benefit from increased exposure and website traffic from people who need to hire a P.I.  Join the Directory Today

To view a list of private eyes in each state, select the appropriate state below:

Private Investigators (United States)

Private Investigators (Outside the United States)

Don’t see your state or country listed? We’ll be happy to create new page for your listing. Just complete the registration form and we’ll have it online within 48 hours.

Existing licensed private investigators: We need your help policing our directory. Our directory includes thousands of investigators from locations around the world. We do our best to keep our directory up to date by regularly checking links, modifying listings based on owner requests, and removing unlicensed or fraudulent listings. If you are aware of an investigation agency or individual investigator who is not licensed, please let us know.