- A & M Engineering
- A D Engineering
- A J Fasteners Inc
- Accurate Industries Inc
- Accurate Technology
- Advanced Fabrication & Machine
- AJP Supply Co
- Anaheim Machine Products
- Atlas Specialty Products
- Bechler Cams Inc
- Bortis Performance Machine Shp
- Clyde Berg Heads
- Datum Control
- Datum Control
- Excel Machine Products
- Excel Machine Products
- GME Millwrights Svc
- GME Millwrights Svc
- Grover Engineering
- Grover Engineering
- Harley's Machine Co
- Harley's Machine Co
- Helco Manufacturing
- Helco Manufacturing
- J D Crain Enterprise Inc
- J D Crain Enterprise Inc
- K D Precision Machining
- K D Precision Machining
- Longo Engineering & Mfg
- Longo Engineering & Mfg
- Malcom Enterprises
- Malcom Enterprises
- Marton Precision Mfg Inc
- Marton Precision Mfg Inc
- Munger Engineering
- Nominal Machine Products
- Oracon Tech
- OTC Inc
- Pacific Broach & Enginee Assoc
