About Us

Joe Griffin, founder and CEO

GT Investigations was founded in 1999 and is owned and operated by retired Washington State Patrol detective, Joe Griffin. With over 40 years experience, he has the ability to investigate all facets of civil and criminal law. Serving on such assignments as the Governor’s Body Guard and Senior Narcotics Detective in the Washington State Patrol, Investigator Joe Griffin has received numerous commendations from such agencies as the ATF, WSP, INS, FBI, DEA, the U.S. Attorney’s Office and the U.S. Dept. of Justice.

GT Investigations also employs experienced investigators and surveillance experts. Most of our Investigators are former police officers and retired homicide detectives. GT Investigations covers the Northwest including Washington, Idaho and Montana. From background checks, locates and paper services to “taking the lead” in large criminal cases, GT comes through with: Quality and reliable information. On time! Every time!

We have eight investigators, both male and female, who pride themselves in their professionalism and excellence.