| Business | Phone |
| Douglas Machining Inc 6245 W 5th St, Winona 55987 | (507) 454-2512 |
| Whetstone Machine Co 52 Walnut St, Winona 55987 | (507) 452-6771 |
| Tmd Mfg 8650 W Main St, Winona 55987 | (507) 689-2175 |
| R & R Machining 24231 County Road 15, Winona 55987 | (507) 457-9513 |
| Odyssey Machine & Tool Inc 6245 W 5th St, Winona 55987 | (507) 454-1571 |
| Martinek Engineering & Mfg 1247 Breezy Ln, Winona 55987 | (507) 452-9668 |
| Lattman Cycle Design/Machining 740 54th Ave, Winona 55987 | (507) 452-7255 |