| Business | Phone |
| Applied Fusion Inc 1915 Republic Ave, San Leandro 94577 | (510) 351-4511 |
| B Z Engineering Inc 1997 Burroughs Ave, San Leandro 94577 | (510) 483-4050 |
| Brandt Machine Works Inc 1946 Republic Ave, San Leandro 94577 | (510) 357-1850 |
| Custom Gear & Machine 2422 Teagarden St, San Leandro 94577 | (510) 895-9985 |
| D & B Machine 534 143rd Ave, San Leandro 94578 | (510) 614-8695 |
| E-Max Machining 3033 Teagarden St, San Leandro 94577 | (510) 357-7663 |
| Ferret Machine 2527 Williams St, San Leandro 94577 | (510) 357-2110 |
| G & S Tool 383 Preda St, San Leandro 94577 | (510) 633-9632 |
| Humboldt Instrument Co 792 Montague St, San Leandro 94577 | (510) 357-1237 |
| Martinelli Machine 2533 Williams St, San Leandro 94577 | (510) 352-7105 |
| Preferred American Instrument 965 San Leandro Blvd, San Leandro 94577 | (510) 483-1033 |
| Rick Sanford Machine Co 1965 W Avenue 140th, San Leandro 94577 | (510) 352-7425 |
| Romi Enterprises 2002 Davis St, San Leandro 94577 | (510) 638-8287 |
| Scotia Tool & Machine Co 1720 Timothy Dr, San Leandro 94577 | (510) 357-9191 |
| Smith & Co 2545 Williams St, San Leandro 94577 | (510) 351-7771 |
| Tabhone 383 Preda St # A, San Leandro 94577 | (510) 569-6392 |