- A A Precision Mfg Inc
- Brandt's Machine & Racing Tech
- C K Tool Co
- D P Precision
- Givmar Precision Machining
- Jasper Engineering
- Kemco Inc
- KML Machining
- PCS Co
- Quality Precision Machining
- Rentech Precision Machining
- Squaglia Manufacturing Co
- Torque-A-Matic Machining
- True Spex Precision Machining
- Weast Buryl
