| Business | Phone |
| Chris La Faille's Backhoe Svc 2501 State Highway 193, Cool 95614 | (530) 885-4024 |
| Colfax Excavators Po Box 148, Cool 95614 | (530) 823-3310 |
| John Duvall Backhoe Po Box 372, Cool 95614 | (530) 885-8588 |
| Borba Grading - R. Borba Grading PO Box 187, Cool 95614 | (530) 823-1006 |