- A & A Engineering
- Air Pro Vacuum Products
- Alfa Machine & Tool Co
- Alpine Corrugated Machine
- Anderson Machine System Inc
- Arlington Machine Co
- C & S Machine Inc
- Carlen Machine Co
- Custom Cut Metal Products Inc
- Daven Industries Inc
- Ed Mar Industries
- Elite Machine Co Inc
- Fischl Machine Co
- Foremost Machine Builders Inc
- High Precision Machine Shop
- Mark Machine Inc
- Mark Machine Inc
- OMP Technologies Inc
- Optima Machine & Design Inc
- Paramount Machine & Tool Co
- Precision Machine Products
- Total Machine Solutions Inc
- W & J Mfg Co
- Z L Machine
