| Business | Phone |
| Bauer Electric Inc 517 41st Ave, Winona 55987 | (507) 454-5564 |
| Cme Electrical Contracting 18843 County Rd 129, Winona 55987 | (507) 452-0095 |
| Corcoran Electric 724 E Broadway St, Winona 55987 | (507) 454-7371 |
| Dick's Electric 301 E 3rd St, Winona 55987 | (507) 454-5724 |
| Frisch Electric 25139 County Road 17, Winona 55987 | (507) 452-8441 |
| Hunt Electric 855 Mankato Ave, Winona 55987 | (507) 474-1415 |
| Johnson Electric 1211 Glen Echo Rd, Winona 55987 | (507) 452-5006 |
| K & F Electric 51 Laird St, Winona 55987 | (507) 452-6716 |
| Kaehler Electric Po Box 848, Winona 55987 | (507) 454-7679 |
| Polachek Electric 971 W 5th St, Winona 55987 | (507) 452-9275 |