| OGOwens-brockway Glass Container INC. Plant 21 | Portland | OR | Nonmetallic Mineral Product Manufacturing327213 | 100-499 | ◐ LIKELY ACTIVE |
| PAPratt and Larson Tile | Portland | OR | Nonmetallic Mineral Product Manufacturing327110 | 20-99 | ◐ LIKELY ACTIVE |
| AGAsh Grove Cement Company | Portland | OR | Nonmetallic Mineral Product Manufacturing327410 | — | ◐ LIKELY ACTIVE |
| KRKnife River Linnton | Portland | OR | Wood Product Manufacturing321920 | — | ◐ LIKELY ACTIVE |
| SPSupreme Perlite Company | Portland | OR | Nonmetallic Mineral Product Manufacturing327992 | 1-19 | ◐ LIKELY ACTIVE |
| WAWestern Abrasives INC | Portland | OR | Nonmetallic Mineral Product Manufacturing327910 | 1-19 | ◐ LIKELY ACTIVE |
| 3A317717987 - Ann Sacks Tile & Stone INC | Portland | OR | Nonmetallic Mineral Product Manufacturing327120 | 100-499 | ◐ LIKELY ACTIVE |
| SCSurface Creations of Maine LLC | Portland | ME | Nonmetallic Mineral Product Manufacturing327111 | 20-99 | ◐ LIKELY ACTIVE |
| CPCentral Premix Concrete Products | Portland | OR | Nonmetallic Mineral Product Manufacturing327332 | — | ◐ LIKELY ACTIVE |
| GNGlacier Northwest INC Front Ave Ready-mix Plant | Portland | OR | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| ASADL Systems | Portland | MI | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| BPBullseye Projects | Portland | OR | Nonmetallic Mineral Product Manufacturing327211 | 1-19 | ◐ LIKELY ACTIVE |
| GBGarrott Brothers Ready Mix- Portland TN | Portland | TN | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ 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 |
| PPPortland Plant 114 | Portland | IN | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| POPS Oregon Portland 2801 NE Riverside Way | Portland | OR | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| POPS Oregon Portland 4500 SE Criterion Court | Portland | OR | Nonmetallic Mineral Product Manufacturing327991 | 20-99 | ◐ LIKELY ACTIVE |
| RCResource Center Portland | Portland | OR | Nonmetallic Mineral Product Manufacturing327211 | 20-99 | ◐ LIKELY ACTIVE |