| OOlympia | Tumwater | WA | Nonmetallic Mineral Product Manufacturing327331 | 20-99 | ◐ LIKELY ACTIVE |
| OGOwens-Brockway Glass Container Inc | Kalama | WA | Nonmetallic Mineral Product Manufacturing327213 | 20-99 | ◐ LIKELY ACTIVE |
| POPort Of Vancouver | Vancouver | WA | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| PPoulsbo | Poulsbo | WA | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| PSPreston Singletary, INC | Seattle | WA | Nonmetallic Mineral Product Manufacturing327212 | — | ◐ LIKELY ACTIVE |
| PWPS Washington Auburn 875 A Street | Auburn | WA | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| PSPyrotek Spokane East | Spokane Valley | WA | Nonmetallic Mineral Product Manufacturing327110 | 20-99 | ◐ LIKELY ACTIVE |
| PSPyrotek Spokane West | Spokane Valley | WA | Nonmetallic Mineral Product Manufacturing327110 | 20-99 | ◐ LIKELY ACTIVE |
| RARadiac Abrasives Inc. - Marysville | Marysville | WA | Nonmetallic Mineral Product Manufacturing327910 | 20-99 | ◐ LIKELY ACTIVE |
| SASales and Distribution Center Seattle | Kent | WA | Nonmetallic Mineral Product Manufacturing327991 | 20-99 | ◐ LIKELY ACTIVE |
| SPSound Precast LLC | Castle Rock | WA | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◐ LIKELY ACTIVE |
| TCTopLine Counters | Sumner | WA | Nonmetallic Mineral Product Manufacturing327991 | 100-499 | ◐ LIKELY ACTIVE |
| TTumwater | Tumwater | WA | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| VCVision Craft Inc. | Yakima | WA | Nonmetallic Mineral Product Manufacturing327215 | 1-19 | ◐ LIKELY ACTIVE |
voestalpine Railway Systems Nortrak LLC | Spokane Valley | WA | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| WTWA075 Tacoma Gypsum | Tacoma | WA | Nonmetallic Mineral Product Manufacturing327420 | 100-499 | ◐ LIKELY ACTIVE |
| WAWashington Auburn 1812 B Street | Auburn | WA | Nonmetallic Mineral Product Manufacturing327991 | 20-99 | ◐ LIKELY ACTIVE |
| WCWashington Cle Elum 518 East 1st Street | Cle Elum | WA | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| WEWashington Everett 2525 West Casino Road | Everett | WA | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| WKWashington Kent 6911 S 196th St | Kent | WA | Nonmetallic Mineral Product Manufacturing327991 | 20-99 | ◐ LIKELY ACTIVE |
| WKWashington Kirkland 3801 108th Avenue | Kirkland | WA | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| WTWashington Tacoma 4802 Tacoma Mall Blvd | Tacoma | WA | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| WVWest Vancouver | Vancouver | WA | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| WFWinlock FG | Winlock | WA | Nonmetallic Mineral Product Manufacturing327211 | 100-499 | ◐ LIKELY ACTIVE |
| YYelm | Yelm | WA | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| BMBellingham Marine Industries, INC. | Ferndale | WA | Nonmetallic Mineral Product Manufacturing327390 | — | ◐ LIKELY ACTIVE |
| EGElite Group Ready Mix INC | Ephrata | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| BRBayview Redi Mix INC | Aberdeen | WA | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◇ UNVERIFIED |
| BPBode's Precast | Everson | WA | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◇ UNVERIFIED |
| BPBruning Pottery Inc | Snohomish | WA | Nonmetallic Mineral Product Manufacturing327110 | 1-19 | ◇ UNVERIFIED |
| EGEvergreen Granite & Cabinet Su | Everett | WA | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◇ UNVERIFIED |
| GGGeorgia-pacific Gypsum LLC | Tacoma | WA | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| OSOrnamental Stone INC | Allyn | WA | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◇ UNVERIFIED |
| RHRock Hill Concrete LLC | Dayton | WA | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◇ UNVERIFIED |
| WAWa317934818 - Architectural Precast Accessories CO INC | Snohomish | WA | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◇ UNVERIFIED |
| WWWa317936751 - Washington Marble Works INC | Sumner | WA | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◇ UNVERIFIED |
| WEWa317936922 - Ennco Display Systems INC | Redmond | WA | Nonmetallic Mineral Product Manufacturing327212 | 1-19 | ◇ UNVERIFIED |
| WPWa317942930 - Precast By Design INC | Elk | WA | Nonmetallic Mineral Product Manufacturing327331 | 1-19 | ◇ UNVERIFIED |
| WTWa317949525 - Tacoma Glass Manufacturing INC | Lakewood | WA | Nonmetallic Mineral Product Manufacturing327215 | — | ◇ UNVERIFIED |
| WBWhite Block Company INC | Spokane | WA | Nonmetallic Mineral Product Manufacturing327331 | 20-99 | ◇ UNVERIFIED |
| AEAmpac Enterprises INC | Tacoma | WA | Nonmetallic Mineral Product Manufacturing327211 | — | ◇ UNVERIFIED |
| AVApple Valley Sand & Gravel | Wenatchee | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| AVApple Valley Sand & Gravel | East Wenatchee | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BPBode's Precast | Mount Vernon | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| BIBrothers Investment LLC | Lakewood | WA | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| CPCentral Pre Mix Concrete Park Rd | Spokane | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| CPCentral Pre-mix Mattawa | Mattawa | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| CPCentral Pre Mix Prestress CO | Spokane | WA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| CPCentral Pre-mix Sullivan Road | Spokane | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| CWCentral Washington Concrete Moses Lake | Moses Lake | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |