Clugston Polygraph & Investigative Services
616 South Main Street
Suite 311
Tulsa, Oklahoma 74119
918-622-7008
Roy L. Clugston, Jr.
Clugston Polygraph and Investigative Services is owned and operated by Roy L. Clugston, Jr. Roy is an honorably discharged veteran of the United States Army with over 35 years of experience in law enforcement, polygraph examinations, investigations, security consulting, and loss prevention.
As a Tulsa County Deputy
Sheriff, he served as a training officer, robbery and homicide
investigator and supervisor in the county jail.
Roy was a deputy sheriff and jail director for the Rogers County
Sheriff's Department. He has worked as a federal court security officer for the
U.S. Marshal's office in Tulsa, Oklahoma.
Roy is a 1972 graduate of the National FBI Academy.
Roy graduated from the
Backster School of Lie Detection and completed an American Polygraph
Association approved internship in 1978.
He was the first Polygraph Examiner with the Tulsa County Sheriff's
Department. Roy also performed polygraph examinations for the Tulsa
Police Department and Tulsa County District Attorney's office.
Roy has been a Certified Polygraph Examiner since 1978; his
Oklahoma license is #16. Roy
is a member of the American Polygraph Association and the Oklahoma
Polygraph Association. He
has owned and operated the Clugston Polygraph Agency since 1980.
Roy has conducted internal investigations and security consulting for defense contractors, large hotels, major retailers and the Tulsa County Housing Authority. Roy has screened applicants, performed polygraph examinations, conducted audits and internal investigations for several major corporations. He is currently licensed as a Private Investigator by the state of Oklahoma and serves as Vice-President of the Tulsa chapter of the Oklahoma Private Investigator's Association.
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