About Us

Gentry Investigations’ owner, and licensed investigator, Preston Olson, bring a combined twenty years law enforcement experience to the private sector from the Wichita Police Department. Their experience includes assignments in Financial Crimes, the Gang Unit and various other divisions in the department. They have been involved in numerous task forces, teaming with the FBI, KBI, DEA, US Marshals and ATF. Undergoing advanced training in all misdemeanor and felony investigations, as well as multiple federal level law enforcement courses, Gentry’s investigators are greatly practiced in all aspects of both criminal and civil investigation, as well as having untold hours of courtroom experience under their belts.

Today, Gentry Investigations is bringing this experience to its clients. They are committed to providing the highest quality investigations with the latest surveillance technology and the greatest level of investigative experience. Each individual case is given the highest priority. Our commitment to excellence has earned us a reputation for professionalism, integrity, discretion, and innovation. Gentry Investigations is dedicated to setting the standard of excellence in the private investigation industry in Kansas.

Gentry obtains the information you need without wasting your time and money. Our diverse client base knows they have entrusted their needs to Kansas’s premier private investigation agency. That’s why more and more attorneys, insurance companies, nationwide consulting companies and private individuals are turning to Gentry Investigations.

You will feel safe and confident working with Gentry Investigations.