Thomas P. Tonner: Tom Tonner was born and raised in Aberdeen, South Dakota. He graduated from the University of South Dakota School of Law in 1970. He served as Brown County States Attorney from 1972 through 1975. In 1975, he left the States Attorney's office to devote his time to his private practice. Tom has been very active in litigation law with his practice. He has challenged an amendment to the South Dakota Constitution and was successful in having the United States Federal Court find the Amendment unconstitutional. Tom was also involved in litigation and on appeal as it relates to business litigation and covenant not to compete. Tom is admitted to practice law in the State of South Dakota, U.S. District Court of South Dakota, U.S. Bankruptcy Court for the District of South Dakota and the U.S. Court of Appeals for the 8th Circuit.
