We are aggressive Waukesha criminal attorneys with more than 40 combined years of experience in criminal defense. Since 1982, Waukesha and Milwaukee criminal defense Attorney Matthew Huppertz have argued hundreds of cases in front of judges and juries in Wisconsin, including five cases at the Wisconsin Supreme Court. He is AV Peer Review Rated* under Martindale-Hubbellu2019s Peer Review Rating process. Attorney Mark Powers is a former prosecutor for Waukesha County. Using this unique perspective and extensive criminal defense experience he has been able to negotiate plea deals, reduce felonies and misdemeanors, and has been able to argue favorable sentences to the court on his clientsu2019 behalf.