- Allen Tool
- Blase Welding & Machine Shop
- Commercial Instrument Inc
- Electrodes Of Wisconsin Inc
- Five Star Industries Inc
- Fred Schnell Machining
- J & L Machine
- Kelly's Backhoe & Machine Shop
- L F George Inc
- N & R Machine Sales
- Nichols Machine Shop
- Oak Ridge Tool-Engineering Inc
- Ozone Mountain Manufcturer
- Panhandle Machine Shop
- Ralee Engineering Corp
