ELKHORN — An Elkhorn man will spend the next 12 years in prison following his conviction in art drug trafficking operation that brought meth from Arizona to southeastern Wisconsin.

Sean M. Mason of Elkhorn was found guilty Dec. 8 in Walworth County Circuit Court of Conspiracy to Deliver Methamphetamine in excess of 50 Grams.

Mason was sentenced Feb. 15 by Walworth County Judge Phillip Koss to 26 years with the Wisconsin Department of Corrections, 12 years of initial confinement, and 14 years of extended supervision.

In 2021, Mason, along with 10 other people, were charged for their involvement in a conspiracy ranging from street-level dealing to trafficking large amounts of methamphetamine from Arizona to various locations in Southeastern Wisconsin, including Walworth County, according to a news release from the Walworth County Sheriff’s Office.

The 2021 investigation involved conducting controlled buys, monitoring calls, writing subpoenas and search warrants, conducting surveillance, and obtaining statements from associates and co-conspirators.

Assisting the Walworth County Drug Enforcement Unit in this investigation: Bureau of Alcohol Tobacco, Firearms, and Explosives – Milwaukee Office (ATF): ATF- Flagstaff, Arizona: Drug Enforcement Administration (DEA) – Milwaukee Office: United States Postal Inspectors: Wisconsin Department of Corrections: Kenosha County Sheriff’s Office: Racine County Sheriff’s Office: Rock County Sheriff’s Office: City of Burlington Police Department: City of Lake Geneva Police Department: City of Elkhorn Police Department and the Village of East Troy Police Department.