| FHFred Hill Materials | Poulsbo | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| GNGlacier Northwest Chehalis Plant | Chehalis | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| FCFLOFORM Countertops | Kent | WA | Nonmetallic Mineral Product Manufacturing327991 | 100-499 | ◐ LIKELY ACTIVE |
| KIKyocera International INC | Vancouver | WA | Nonmetallic Mineral Product Manufacturing327110 | 100-499 | ▲ REPORTED CLOSED |
| MGMothership Glasss LLC | Bellingham | WA | Nonmetallic Mineral Product Manufacturing327215 | 20-99 | ◐ LIKELY ACTIVE |
| MMMutual Materials CO Bellevue | Bellevue | WA | Nonmetallic Mineral Product Manufacturing327121 | 100-499 | ◐ LIKELY ACTIVE |
| WCWa317949239 - Cuz Concrete Products INC | Arlington | WA | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| CSConcrete Shop INC | Vancouver | WA | Nonmetallic Mineral Product Manufacturing327390 | 1-19 | ◇ UNVERIFIED |
| OPOlympian Precast INC | Redmond | WA | Nonmetallic Mineral Product Manufacturing327331 | 20-99 | ◇ UNVERIFIED |
| CCCelite Corporation | Quincy | WA | Nonmetallic Mineral Product Manufacturing327992 | — | ◐ LIKELY ACTIVE |
| CECemex Everett Pit | Everett | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| GNGlacier Northwest Dupont Concrete | Dupont | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| GWGraymont Western | Tacoma | WA | Nonmetallic Mineral Product Manufacturing327410 | — | ◐ LIKELY ACTIVE |
| HGHartung Glass Tukwila WA | Tukwila | WA | Nonmetallic Mineral Product Manufacturing327211 | 100-499 | ◐ LIKELY ACTIVE |
| PCPrecast Concrete LLC | Fife | WA | Nonmetallic Mineral Product Manufacturing327332 | 20-99 | ◐ LIKELY ACTIVE |
| SCShope Concrete LLC | Puyallup | WA | Nonmetallic Mineral Product Manufacturing327332 | — | ◐ LIKELY ACTIVE |
| SRSkagit Ready Mix Mcfarland Road | Mount Vernon | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| AAAka Airway Pit | Airway Heights | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| ARAmerican Rock Products Hanford | Richland | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| AGAsh Grove Cement Company-seattle | Seattle | WA | Nonmetallic Mineral Product Manufacturing327310 | — | ◐ LIKELY ACTIVE |
| BIBakken Industries, Inc. | Vancouver | WA | Nonmetallic Mineral Product Manufacturing327215 | 20-99 | ◐ LIKELY ACTIVE |
| BBasalite | Dupont | WA | Nonmetallic Mineral Product Manufacturing327331 | — | ◐ LIKELY ACTIVE |
| CCCardinal Cg | Tumwater | WA | Nonmetallic Mineral Product Manufacturing327215 | — | ◐ LIKELY ACTIVE |
| CPCentral Pre Mix Concrete Pasco | Pasco | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| CPCentral Pre Mix Concrete Products | Spokane | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| CSCorliss Sumner Pit | Sumner | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| HCHolroyd CO Nisqually Pit | Olympia | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| JHJames Hardie Building Products | Tacoma | WA | Nonmetallic Mineral Product Manufacturing327390 | — | ◐ LIKELY ACTIVE |
| KRKelso Rm | Kelso | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| LNLehigh Northwest Cement CO Bellingham | Bellingham | WA | Nonmetallic Mineral Product Manufacturing327310 | — | ◐ LIKELY ACTIVE |
| NANorthwest Aggregates Snoqualmie | Snoqualmie | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| OPOldcastle Precast, INC. - Bellingham | Bellingham | WA | Nonmetallic Mineral Product Manufacturing327390 | — | ◐ LIKELY ACTIVE |
| PSPlumb Signs INC S 28th | Anacortes | WA | Nonmetallic Mineral Product Manufacturing327212 | — | ◐ LIKELY ACTIVE |
| PIPyrotek Incorporated | Spokane | WA | Nonmetallic Mineral Product Manufacturing327110 | — | ◐ LIKELY ACTIVE |
| SPSmokey Point Concrete | Arlington | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◐ LIKELY ACTIVE |
| WUWa317941422 - Ultrablock INC | Vancouver | WA | Nonmetallic Mineral Product Manufacturing327331 | 20-99 | ◐ LIKELY ACTIVE |
| WRWalrath Recycling INC | Tacoma | WA | Nonmetallic Mineral Product Manufacturing327999 | — | ◐ LIKELY ACTIVE |
| CICadman INC Gold Bar | Gold Bar | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| COCadman Orchards Facility | Vancouver | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| CSCadman Seattle INC | Seattle | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| CTCarlile Transportation Systems | Tacoma | WA | Nonmetallic Mineral Product Manufacturing327993 | — | ◇ UNVERIFIED |
| CTCertain Teed Gypsum INC | Kent | WA | Nonmetallic Mineral Product Manufacturing327420 | — | ◇ UNVERIFIED |
| CNConcrete Norwest Getchell Pit | Lake Stevens | WA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| CDCoulee Dam Concrete / Elmer City Concrete | Coulee Dam | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| CDCpm Development Corporation Quincy | Quincy | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| CPCxt-precast Plant | Spokane | WA | Nonmetallic Mineral Product Manufacturing327999 | — | ◇ UNVERIFIED |
| ESEldorado Stone Royal City Facility | Royal City | WA | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| GNGlacier Nw Reichhold Mtca | Seattle | WA | Nonmetallic Mineral Product Manufacturing327310 | — | ◇ UNVERIFIED |
| HCHolroyd CO Lakewood | Lakewood | WA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| KIKyocera International | Vancouver | WA | Nonmetallic Mineral Product Manufacturing327110 | — | ◇ UNVERIFIED |