Drunk driving crash that killed Waukesha man; Oshkosh man sentenced

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WI man sentenced in drunk driving fatal crash

A Fond du Lac County judge sentenced Brian Sippel to 28 years in prison in connection with a drunk driving crash that killed a Waukesha man and seriously injured a woman in January 2023.

A Fond du Lac County judge sentenced Brian Sippel of Oshkosh on Wednesday, July 31 to 28 years in prison plus an additional 15 years of extended supervision in connection with a drunk driving crash that killed a Waukesha man and seriously injured a woman in January 2023. 

Sippel pleaded no contest in January 2024 to homicide by intoxicated use of a vehicle with prohibited alcohol content and injury by intoxicated use of a vehicle. Five other charges against Sippel were dismissed and read into the court record for the purposes of sentencing. 

Brian Sippel (WLUK/Emily Matesic)

The crash happened on Highway 151 on the overpass above I-41 on Saturday evening, Jan. 14, 2023 in the Town of Fond du Lac. 

Waukesha's Mike Hoffman died in the wreck. Hoffman's wife was seriously injured. 

Fatal crash on Highway 151 at I-41 in Fond du Lac

Investigators said Sippel had a .167 BAC (blood alcohol content) at the time of the crash. That is twice the legal limit for driving. 

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A GoFundMe account has been created to help Mike Hoffman’s wife, Julie, and his son, Caleb with college, medical expenses, and day-to-day expenses.

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This case was investigated by the Fond du Lac County Sheriff’s Office and prosecuted by Fond du Lac County District Attorney Eric Toney.