Schwarz Insurance of Prairie du Sac, Wisconsin. (608) 643-3385. (800) 552-8942. In 1923, R.J. Schwarz founded Schwarz Insurance in Prairie du Sac. Since then, we've gown to become one of the largest independent insurance agencies in South Central Wisconsin.

Monoflex Division of Campbell Manufacturing is the leading manufacturer of products for Environmental Monitoring and Remediation, Mineral Exploration, and Irrigation.