| Business | Phone |
| Carpenters 1920 Ward Ave 6, La Crosse 54601 | (608) 788-6240 |
| International Assoc-Machinists 1307 Market St, La Crosse 54601 | (608) 784-2025 |
| La Crosse Area Local/Apwu 425 State St, La Crosse 54601 | (608) 784-0611 |
| La Crosse Building & Constr 1920 Ward Ave, La Crosse 54601 | (608) 788-1552 |
| La Crosse Lodge 2219 East Ave S, La Crosse 54601 | (608) 788-6575 |
| Laborers International Union 1920 Ward Ave 10, La Crosse 54601 | (608) 788-1095 |
| Plumber & Steam Fitters 2417 16th St S, La Crosse 54601 | (608) 788-5495 |