| Business | Phone |
| Can-Am Machine Shop 5679 Redwood Dr # C, Rohnert Park 94928 | (707) 586-3332 |
| Designit Prototype 5935 Labath Ave, Rohnert Park 94928 | (707) 584-4000 |
| Metcalfe Machine Shop & Engine 5788 Commerce Blvd, Rohnert Park 94928 | (707) 586-2800 |
| Rpm Engines & Machine 560 Martin Ave, Rohnert Park 94928 | (707) 584-8230 |