Peter J. Prusinski—your personal, professional litigator.

Peter J. PrusinskiAttorney Prusinski focuses 100% of his practice on criminal law and drunk-driving (DUI) matters, and is not afraid to take your case to trial. He champions individual’s Constitutional rights not only to protect his clients, but also to maintain integrity and justice for all.

Mr. Prusinski is admitted to the State Bar of Wisconsin and the United States District Court for the Western District of Wisconsin. He is a member of the American Bar Association, and the National, Wisconsin and Marathon County Association of Criminal Defense Lawyers. Mr. Prusinski has served as past president of the Marathon County Association of Criminal Defense Lawyers.

Mr. Prusinski has defended more than nine hundred clients from misdemeanors to murder. Although the majority of Mr. Prusinski’s appearances have been in Marathon County Circuit Court located in Wausau, Wisconsin, Mr. Prusinski frequently represents clients charged with crimes in the surrounding cities and counties, including as far north as Rhinelander, Medford, Merrill, and Antigo, east to Shawano, and south to Stevens Point and Wisconsin Rapids.

Mr. Prusinski provides each and every client with personal attention, professional service, and persistent advocacy.

Mr. Prusinski also has a history of broad legal experience, including civil litigation and trial experience. He has handled and been involved in numerous civil matters over the years at Crooks, Low & Connell, S.C., including but not limited to: bench trials, personal injury claims and jury trials, temporary restraining orders and injunctions, contested child custody and placement matters, landlord and tenant evictions, and even small claims trials.

Mr. Prusinski brings his knowledge of immigration law to the field of criminal defense to aid those in particularly difficult situations where one may face deportation, inadmissibility, or ineligibility for legal permanent residence or citizenship because of criminal allegations. Over his career, Mr. Prusinski has helped numerous individuals and families obtain legal permanent residence and U.S. citizenship in northern Wisconsin.


Mr. Prusinski was born in Milwaukee and later raised on a small dairy farm in northern Wisconsin. He graduated from the University of Wisconsin-Stevens Point with majors in Business Administration and Philosophy, and a minor in Political Science. He was a collegiate football and track and field athlete. Mr. Prusinski is a 2010 graduate of Marquette University Law School.

At Marquette, Mr. Prusinski interned under the Honorable Rebecca F. Dallet (now Wisconsin Supreme Court Justice) in the Milwaukee County Circuit Court Felony Division. Mr. Prusinski also interned with the Milwaukee Public Defender Trial Division and the Catholic Charities Immigration Project in inner-city Milwaukee. Mr. Prusinski made the Dean’s List at Marquette and was a member of the St. Thomas More Society.

In 2010, Mr. Prusinski joined Crooks, Low & Connell, S.C., in Wausau, Wisconsin, and has been with the firm for his entire career.

Mr. Prusinski’s wife is from Peru. When not defending his clients, Mr. Prusinski enjoys time with his family, church, hiking, hunting, fishing, rafting, reading, music, travel, and skiing.

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