| PCPortland Cement Terminal | Bend | 1–19 | ◐ LIKELY ACTIVE |
| PIPotters Industries LLC - Canby OR | Canby | 20–99 | ◐ LIKELY ACTIVE |
| POPS Oregon Portland 2801 NE Riverside Way | Portland | 1–19 | ◐ LIKELY ACTIVE |
| POPS Oregon Portland 4500 SE Criterion Court | Portland | 20–99 | ◐ LIKELY ACTIVE |
| RCResource Center Portland | Portland | 20–99 | ◐ LIKELY ACTIVE |
| RWRGBD Willaette Graystone | Roseburg | 1–19 | ◐ LIKELY ACTIVE |
| RMRiverBend Materials | Salem | 100–499 | ◐ LIKELY ACTIVE |
| SScappoose | Scappoose | 1–19 | ◐ LIKELY ACTIVE |
| SCSEK Corporation / Kaletich | Milwaukie | 1–19 | ◐ LIKELY ACTIVE |
| SRSwift River | Rickreall | 1–19 | ◐ LIKELY ACTIVE |
| TTroutdale | Troutdale | 1–19 | ◐ LIKELY ACTIVE |
| UGUS Gypsum Rainier | Rainier | 100–499 | ◐ LIKELY ACTIVE |
| WCWhite City | White City | 100–499 | ◐ LIKELY ACTIVE |
| WFWilbert Funeral Services Clackamas | Clackamas | 20–99 | ◐ LIKELY ACTIVE |
| WCWilsonville Concrete Products - Beaverton, OR | Beaverton | 1–19 | ◐ LIKELY ACTIVE |
| WCWilsonville Concrete Products - Carver, OR | Carver | 1–19 | ◐ LIKELY ACTIVE |
| WCWilsonville Concrete Products - Salem, OR | Salem | 20–99 | ◐ LIKELY ACTIVE |
| WCWilsonville Concrete Products - Wilsonville, OR | Wilsonville | 20–99 | ◐ LIKELY ACTIVE |
| 3P317707683 - Precision Countertops INC | Wilsonville | — | ◇ UNVERIFIED |
| 3C317717106 - Clay in Motion INC | Milton Freewater | 20–99 | ◇ UNVERIFIED |
| 3V317718294 - Verheyden Works INC | Bend | 1–19 | ◇ UNVERIFIED |
| BCBandon Concrete and Development | Bandon | 1–19 | ◇ UNVERIFIED |
| CSCustom Stone Creations LLC | Milwaukie | 1–19 | ◇ UNVERIFIED |
| ECEncore Ceramics INC | Grants Pass | 20–99 | ◇ UNVERIFIED |
| PGPk Guido Incorporated | Roseburg | 20–99 | ◇ UNVERIFIED |
| TITri-agg INC | Waldport | 20–99 | ◇ UNVERIFIED |
| TSTroutdale Sand and Gravel Company | Troutdale | 20–99 | ◇ UNVERIFIED |