| Business | Phone |
| Armstrong Engineering & Bldg 4950 Buckley Cove Way # 7, Stockton 95219 | (916) 777-5770 |
| Ch2m Hill 2500 Navy Dr, Stockton 95206 | (209) 941-1717 |
| Claude Wood Co Inc 7500 West Ln, Stockton 95210 | (209) 476-1965 |
| Dss Co 655 W Clay St, Stockton 95206 | (209) 948-0302 |
| Ess Enginerring 3650 Wilcox Rd # B, Stockton 95215 | (209) 931-2855 |
| F Loduca Co 1324 W Lincoln Rd, Stockton 95207 | (209) 957-9798 |
| Falco Construction 3808 Farmington Rd, Stockton 95215 | (209) 463-2806 |
| G & N Construction 5934 Gettysburg Pl, Stockton 95207 | (209) 649-2038 |
| Mayo Construction 4735 E Fremont St, Stockton 95215 | (209) 943-6248 |
| Preston Pipeline 1330 W Robinhood Dr, Stockton 95207 | (209) 464-4280 |
| Robert Burns Construction Inc 2501 Wigwam Dr # 5, Stockton 95205 | (209) 943-6969 |
| Walthall Construction 350 Clayton Ave, Stockton 95206 | (209) 982-5621 |
| Wayne Fregien Engineering Inc 3940 Wilcox Rd, Stockton 95215 | (209) 931-2154 |