Indiana State Police Superintendent Anthony Scott announced today the promotion of Lieutenant Allen J. Williamson to the rank of Lieutenant Colonel to serve as the Deputy Superintendent of the Investigations Bureau.
Williamson is a 1981 graduate of New Prairie High School in New Prairie (La Porte County). He received his Bachelor’s Degree from Indiana University at Bloomington in Public and Environmental Affairs specializing in Criminal Justice. In December of 1987, Williamson graduated from the 45th Indiana State Police Recruit Academy and was appointed as a Trooper assigned to the Toll Road Post. In 1989 he transferred to the Lowell Post and was assigned patrol duties in Porter and La Porte Counties.
In 1996, he was reassigned as a detective at the Lowell District and in 2008 was promoted to the rank of First Sergeant and served as the Investigative Squad Leader at the Toll Road Post.
In 2009, Williamson transferred back to the Lowell Post as that District’s Investigative Squad Leader until April of 2017 when he was promoted to the rank Lieutenant where he served as the Area I Investigative Commander.
Lieutenant Colonel Williamson will oversee Field Investigations, Drug Investigations, Investigative Support, Special Investigations and the Laboratory Division. He and his family are residents of Madison County.