| Business | Phone |
| Harmony Machine & Fabrication 1690 El Camino Real, Atascadero 93422 | (805) 466-4717 |
| Lansco Engineering 8790 Plata Ln, Atascadero 93422 | (805) 466-2700 |
| Madgett Enterprises 6405 Via Ave, Atascadero 93422 | (805) 460-9446 |
| Renee Tool & Productions 8408 El Camino Real, Atascadero 93422 | (805) 461-9615 |