The largest employer in Madison is the Wisconsin state government, not including the University of Wisconsin-Madison.
Madison is also home to companies such as Broadcast Interactive Media, as well as the North American division of Spectrum Brands (formerly Rayovac), Alliant Energy, American Family Insurance, the Credit Union National Association, CUNA Mutual Group, University of Wisconsin Credit Union. Technology companies in the area include Netconcepts, Telephone and Data Systems, TomoTherapy, Broadjam, Sonic Foundry, Raven Software, Human Head Studios, Renaissance Learning, Flame Front Software, Epic Systems Corporation, and Berbee Information Networks. Many biotech firms exist here as well, including PanVera, now part of Invitrogen, Promega,[15] Third Wave Technologies[16] and the Iceland-based Nimblegen.[17]
Oscar Mayer has been a Madison fixture for decades, and was a family business for many years before being sold to Kraft Foods. The pizza chains Rocky Rococo and Pizza Pit both began in Madison.
The University of Wisconsin Hospital & Clinics is an important regional teaching hospital and regional trauma center, with notable strengths in nephrology, oncology, digestive disorders, and endocrinology.[18] Other Madison hospitals include St. Mary's Hospital,[19] Meriter Hospital and the VA Medical Center.
