Matthew Cubberley - Licensed Investigator #9099 Sevierville, TN

Matthew has lived in Sevier County for over 45 years. He is a Sevier County Alumni.  He also studied at Walters State Community College and Bethel University. He is a 2005 graduate of Leadership Tomorrow. Matthew began his career in Law Enforcement with the Sevier County

Sheriff’s Office while he was still in high school. In the spring of 1989, before graduation, the late Sheriff Carmen L Townsend hired him as a part-time Deputy Sheriff. In May of 1989, he accepted a position within the Agency as a full-time Jail Corrections Officer.  

After graduation, Matthew continued to work as a Corrections Officer. In 1990 he was promoted to the Rank of Sergeant within the Corrections Division. Within a month, Matthew was promoted to the Patrol Division, where he served for ten (10) years. During his ten years as a Deputy Sheriff, he executed all tasks associated with first responder police services, general patrol duties, and collision investigation. 

He was also utilized as a Field Training Officer. In June 2000, Matthew was promoted to Detective and assigned to the Criminal Investigations Division. In 2004 he was accepted to Session VIII of the University of Tennessee’s National Forensic Academy. The National Forensics Academy (NFA), in conjunction with LEIC (Law Enforcement Innovation Center) and the Bureau of Justice fund an intensive training academy Assistance, designed to meet the needs of law enforcement agencies nationwide in evidence identification, collection, and preservation. The Academy specializes in major

crime scene preservation and investigation and includes specialized training at the UT

Anthropology Center (Body Farm), as well as in bloodstain pattern analysis. Matthew was promoted to Lead Detective in 2007, and in 2013, he was promoted to Lieutenant. In this position, he continued to work and investigate crimes of various degrees in addition to being the evidence/property custodian and supervising a shift of Detectives. Matthew was the Lead Detective on one particular homicide case featured in the book Behind the Yellow Tape. In June 2014, Matthew was promoted to the Street Crimes Unit. ​The Street Crimes Unit was a task force comprised of officers from the Sevierville Police Department, Gatlinburg.

Police Department, Pigeon Forge Police Department, and the Sevier County Sheriff’s

Office. Within the Street Crimes Unit, Investigators are comprised of a Meth Lab.  Response Team, partner with the United States Marshals Service (USMS) Fugitive Task Force, Dangerous Drugs Task Force, and the United States Bureau of Alcohol, Tobacco, Firearms & Explosives (ATF).

As Commander of the Street Crimes Unit, Matthew supervised a group of Drug Enforcement Agents.

He was also the Commander of the Sevier County Sheriff’s Office Dangerous Drugs Task Force response team that is comprised of (10) ten Investigators. This role requires knowledge of drug and narcotic agent training, use of informants, and knowledge of surveillance equipment and techniques for the successful criminal prosecution of street-level drugs and narcotics, illegal guns, prostitution, and society-based severe offenses. On June 1, 2018, Matthew was promoted to Captain and retired from the Sevier County Sheriff’s Office in 2019 with 30 years of Service.