- Astro Enterprises Research
- Bobs Prototype & Machining
- Brown's Machine & Hydraulic
- Cascade Plating & Machine Inc
- Dahlcraft Machine
- Drive Line Svc Of Eugene
- Harco Machine Inc
- Holte Manufacturing Co
- Metro-Tek Tool & Die
- Oregon Select Inc
- Pacific Rollformer Mfg Co
- Precision Machine & Mfg Inc
- Thompson & Thompson Inc
- Turbo Precision Machine
- Welch's Machine Works
- Willams Machine & Fab Inc
