| James W Fowler Company 12775 Westview Dr (503) 623-5373 | Mighty Mite Tractor 25771 SE Brian Ranch Rd (503)668-0764 | Bones Construction Co 3508 SW 209th Ave (503)649-5682 |
| Mid Columbia Excavation Inc PO Box 311 (541)481-5531 | Hill Brothers Chemical CO Po Box 16617 (503) 666-0817 | Osburn Brothers Rock LLC 3111 Highway 101 N (503) 717-0489 |
| Ernest Logging & Construction 56330 Turley Rd (503) 397-2654 | Rod Collman Construction 14601 SE 312th Ave (503)319-7653 | McKernanjaron Enterprises 1513 NW Jackpine Ave (541) 548-9660 |
| Bee Excavating LLC 919 NW 20th Ct (541)923-6081 | Walker & Sons Inc PO Box 306 (541)268-4652 | Kurth Excavating 4055 Turner Rd SE (503)581-0925 |
| Hayes Construction Services Inc 9375 E Evans Creek Rd (541) 582-3617 | Crosland Earth Works of Oregon Inc 23032 NE Hagey Rd (503) 538-0730 | Wheeler Construction PO Box 2542 (541)344-7581 |
| Mid-Columbia Excavation Inc 535 NE Columbia Ave (541) 481-5531 | Doug Adams Excavating 3460 Gilhouley Rd (541)354-3367 | Zig Zag Enterprises 67000 E Barlow Trail Rd (503)622-4671 |
| Mountain High Excavation 13520 Ira Hooker Rd (503)838-6470 | Just Bucket Excavating Inc 5485 Mercer Lake Rd (541)902-8330 | TFT 53990 W Lane Rd (503)543-7979 |
| Renne Construction Inc PO Box 203 (503)538-2240 | Boffing William J Construction 85698 Parkway Rd (541) 746-2880 | Simon Tractor 7805 Lookingglass Rd (541)679-4186 |
| Cinder Rock Construction & Excavation 14920 SW Bozarth Rd (541) 548-6740 | Hughes Brothers Construction 5550 Table Rock Rd (541)664-3356 | PAC West Excavating 92786 Kinser Ln (541) 998-8829 |
| D & D Backhoe 3303 Ward Ct NE (503)390-6396 | Pacific Underground Installation Inc 4544 NE 102nd Ave (503) 255-5368 | Siegmund Excavation & Constr PO Box 840 (503)769-6280 |
| King Mountain Tractor & Trenching 3322 Leland Rd (541) 955-8870 | High Desert Powder 1631 NE 2nd St # C (541)330-8294 | CBC Cat & Backhoe Inc PO Box 21 (541)582-2583 |
| Wildfang Incorporated 3725 Kashmir Way SE (503) 877-5968 | Andy's Custom Work 70 S Fairview Ave (541) 573-3615 | Sumco Excavating Inc PO Box 279 (503)843-3234 |
| L & H Grading Inc 30373 Highway 34 SW (541) 812-0304 | J Davidson & Sons Constr Co PO Box 1018 (541)782-4122 | Ganna-May Construction Inc 2190 SW Tamarack St (503) 474-0106 |