Attorney Jack G. Wisniewski received his undergraduate degree in 1980 from the University of St. Thomas located in St. Paul, Minnesota; and a Juris Doctoris degree in 1983 from the University of Marquette Law School in Milwaukee, Wisconsin. Attorney Wisniewski is admitted to practice in the United States Tax Court and is also licensed as a Certified Public Accountant.

Attorney Wisniewski serves a diverse client base including individuals, closely held businesses, professional and non-professional associations, estates, trusts, and non-profit organizations.