Wisconsin’s economy is dominated primarily by three sectors: manufacturing, agriculture, and tourism. Also, the state is among the leading dairy producers, and is referred to as "America's Dairyland." About one-fourth of the state’s labor force is employed in the service sector, with the insurance industry accounting for most. Let’s take a look at the ten most profitable companies in Wisconsin. cloudhoreca / Pixabay - Valuewalk Q2 2021 hedge fund letters, conferences and more Ten Most Profitable Companies In Wisconsin We have referred to the latest available profitable numbers to rank the ten most profitable companies in Wisconsin. These are the ten most profitable companies in Wisconsin: ManpowerGroup ($465 million) Founded in 1948, this company offers workforce solutions and services. ManpowerGroup Inc. (NYSE:MAN) has the following business segments: Northern Europe, Southern Europe, Asia Pacific Middle East, Americas and Right Management. Its shares are up more than ...