Interdisciplinary Professional Programs (InterPro)
Columbia County businesses and organizations with employees taking Interdisciplinary Professional Programs (formerly Engineering Professional Development) classes from the UW College of Engineering in 2021–22, listed by name and city.
- City of Portage (Portage)
- General Engineering Company (Portage)
- Gunderson Construction Co (Portage)
- Prime Mechanical of Wisconsin LLC (Poynette)