Contact Us
For membership information and general questions, please call the office nearest to your worksite.
- Madison: (608) 277-1199
- Milwaukee: (414) 455-5898
- La Crosse: (608) 787-8835
Information about contracts, grievances and other worksite issues: help@seiuwi.org
Media inquiries: media@seiuwi.org
Madison Office
33 Nob Hill Rd
Madison, WI 53713
Phone: (608) 277-1199
Eastern WI Office
633 S Hawley Rd Suite 106
Milwaukee, WI 53214
Phone: (414) 455-5898
Western WI Office
2020 Caroline St
La Crosse, WI 54603
Phone: (608) 787-8835