| Business | Phone |
| Aire Sheet Metal 1973 E Bayshore Rd, Redwood City 94063 | (650) 362-0178 |
| Eclipse Metal Fabrication 2901 Spring St, Redwood City 94063 | (650) 298-8731 |
| Peninsula Precision 2816 Crocker Ave, Redwood City 94063 | (650) 369-0948 |
| Peninsula Raingutter Ii Redwood City 94063 | (650) 366-3375 |