| Business | Phone |
| Beaverton Mechanical Contrs 2459 Se Tv Hwy # 184, Hillsboro 97123 | (503) 318-4420 |
| Bob Becker & Sons Inc 1070 Sw Brookwood Ave, Hillsboro 97123 | (503) 648-3808 |
| Rychart Excavation Inc 2790 Sw 224th Ave, Hillsboro 97123 | (503) 848-8819 |
| Scheckla Excavating Co 10520 Nw Jackson Quarry Rd, Hillsboro 97124 | (503) 647-5258 |
| Crestview Construction Inc 205 Se 3rd Ave # 600, Hillsboro 97123 | (503) 693-3606 |
| Emmons General Contracting 228 Sw Walnut St, Hillsboro 97123 | (503) 648-1242 |
| Nussbaumer Excavating Contr 9480 Nw Helvetia Rd, Hillsboro 97124 | (503) 647-2784 |
| H-R Utility Contractors Inc 2840 Se 39th Loop # C, Hillsboro 97123 | (503) 640-6991 |
| M & T Excavating 1451 Ne Stile Dr, Hillsboro 97124 | (503) 693-1356 |
| Larry Bren & Son Excavating 430 Nw 334th Ave, Hillsboro 97124 | (503) 648-3576 |
| Karl P Lakson Paving 26930 Nw Meek Rd, Hillsboro 97124 | (503) 648-4689 |