| HAHollingsworth and Vose Company | Corvallis | OR | Paper Manufacturing322130 | — | ◇ UNVERIFIED |
| HRHood River Sand and Gravel | Hood River | OR | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| HRHood River Sand, Gravel & Ready Mix - the Dalles | The Dalles | OR | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| KRKnife River Corvallis | Corvallis | OR | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| KRKnife River Materials | Coos Bay | OR | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| MCMcminnville Concrete | Mcminnville | OR | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| MCMolalla Concrete | Molalla | OR | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| NRNorthwest Ready Mix, INC. | Astoria | OR | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| PIPotters Industries | Canby | OR | Nonmetallic Mineral Product Manufacturing327215 | — | ◇ UNVERIFIED |
| RRRiverside Ready Mix, INC. | Grants Pass | OR | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TCThe Cove Phase 1 | Oregon City | OR | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TQThe Quikrete Companies, LLC | Aurora | OR | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| TBTidewater Bar | Brookings | OR | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| URUmatilla Ready Mix Hermiston Plant | Hermiston | OR | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| WCWheatland Concrete | Gervais | OR | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| WGWillamette Graystone | Wood Village | OR | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
| WGWillamette Graystone - Eugene, Or Block Plant | Eugene | OR | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
| WGWillamette Graystone - Wood Village, Or Paver Plan | Troutdale | OR | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
| WRWindsor Rock Products | Salem | OR | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| ZAZampell Advanced Refractory Technologies | Tualatin | OR | Nonmetallic Mineral Product Manufacturing327124 | — | ◇ UNVERIFIED |
| BRBasalite - Redmond | Redmond | OR | Nonmetallic Mineral Product Manufacturing327331 | 20-99 | ◐ LIKELY ACTIVE |
| BPBullseye Projects | Portland | OR | Nonmetallic Mineral Product Manufacturing327211 | 1-19 | ◐ LIKELY ACTIVE |
| CClackamas | Clackamas | OR | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| CMClassique Marble & Granite | Salem | OR | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| CDCpm Development Corporation | Salem | OR | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| CWCVOD Willamette Graystone | Corvalis | OR | Nonmetallic Mineral Product Manufacturing327331 | 1-19 | ◐ LIKELY ACTIVE |
| EEmpire | Clackamas | OR | Nonmetallic Mineral Product Manufacturing327331 | 1-19 | ◐ LIKELY ACTIVE |
| EWEUGT Willamette Graystone | Springfield | OR | Nonmetallic Mineral Product Manufacturing327331 | 1-19 | ◐ LIKELY ACTIVE |
| FCFujimi Corporation | Tualatin | OR | Nonmetallic Mineral Product Manufacturing327910 | — | ◐ LIKELY ACTIVE |
| GGGma Garnet (usa) CORP. | Coos Bay | OR | Nonmetallic Mineral Product Manufacturing327910 | — | ◐ LIKELY ACTIVE |
| HGHartung Glass Industries Wilsonville Oregon | Wilsonville | OR | Nonmetallic Mineral Product Manufacturing327215 | 20-99 | ◐ LIKELY ACTIVE |
| HHillsboro | Hillboro | OR | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| HRHood River IG | Hood River | OR | Nonmetallic Mineral Product Manufacturing327215 | 100-499 | ◐ LIKELY ACTIVE |
Knife River - Prestress Division Harrisburg | Harrisburg | OR | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| MMcMinnville | Mcminnville | OR | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| MWMFRD Willamette Graystone | Grants Pass | OR | Nonmetallic Mineral Product Manufacturing327331 | 1-19 | ◐ LIKELY ACTIVE |
| NNewberg | Newberg | OR | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| OSOm Stone, INC. | Hillsboro | OR | Nonmetallic Mineral Product Manufacturing327991 | 20-99 | ◐ LIKELY ACTIVE |
| OPOregon Portland 6040 North Cutter Circle | Portland | OR | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| OPOregon Portland Criterion | Portland | OR | Nonmetallic Mineral Product Manufacturing327991 | 20-99 | ◐ LIKELY ACTIVE |
| OROregon Redmond 1263 SW Lake Rd | Redmond | OR | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| OWOTHD Willamette Graystone | North Bend | OR | Nonmetallic Mineral Product Manufacturing327331 | 1-19 | ◐ LIKELY ACTIVE |
| PNPacific Nw Marble & Granite, INC. | Hubbard | OR | Nonmetallic Mineral Product Manufacturing327991 | 100-499 | ◐ LIKELY ACTIVE |
| PCPDXC Custom Building Products | Aurora | OR | Nonmetallic Mineral Product Manufacturing327999 | 1-19 | ◐ LIKELY ACTIVE |
| PWPDXD Willamette Graystone | Tualatin | OR | Nonmetallic Mineral Product Manufacturing327331 | 1-19 | ◐ LIKELY ACTIVE |
| PWPDXP Willamette Graystone | Wood Village | OR | Nonmetallic Mineral Product Manufacturing327331 | 20-99 | ◐ LIKELY ACTIVE |
| PQPDX Quikrete | NE Aurora | OR | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| PCPortland Cement Terminal | Bend | OR | Nonmetallic Mineral Product Manufacturing327310 | 1-19 | ◐ LIKELY ACTIVE |
| PIPotters Industries LLC - Canby OR | Canby | OR | Nonmetallic Mineral Product Manufacturing327215 | 20-99 | ◐ LIKELY ACTIVE |
| POPS Oregon Portland 2801 NE Riverside Way | Portland | OR | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |