| ICIdaho Concrete Company Emmett | Emmett | ID | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| ICIdaho Concrete Site | Nampa | ID | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| IMIdaho Materials & Construction Amyx | Boise | ID | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| IMIdaho Minerals, L.l.c. | Malad City | ID | Nonmetallic Mineral Product Manufacturing327992 | — | ◇ UNVERIFIED |
| ICInterstate Concrete and Asphalt | Old Town | ID | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| ICInterstate Concrete & Asphalt - Freeman | Post Falls | ID | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| ICInterstate Concrete & Asphalt Rathdrum | Rathdrum | ID | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| LCLudlow Companies, LLC | Nampa | ID | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| MLMansfield, LLC Dba the Stone Outlet | Boise | ID | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| MMMemorial Monuments | City of Pocatello | ID | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| MMMemorial Monuments | Burley | ID | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| MMMudart Molds | Pocatello | ID | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
| NCNiche Concrete Solutions Inc | Hayden | ID | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| NPNotus Pit | Caldwell | ID | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| OIOldcastle Infrastructure | Nampa | ID | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| ONOldcastle Nampa Madison | Nampa | ID | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PUPanels Usa, INC. | Kellogg | ID | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| PCPeterson Custom Marble, LLC | Caldwell | ID | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| PWP W Feenstra 00580 | Boise | ID | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| RHRock Hard Granite, LLC | Boise | ID | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| RTRocky Tops, LLC | Kimberly | ID | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| SCSather Construction, LLC | Boise | ID | Nonmetallic Mineral Product Manufacturing327331 | — | ◇ UNVERIFIED |
| SPStaker Parson Dba Idaho Materials and Construction 00633 | Nampa | ID | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SCSunroc Corporation | Boise | ID | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SCSunroc Corporation | Caldwell | ID | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SSSunroc Site | Garden City | ID | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SGSuperior Granite of Idaho | Garden City | ID | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| TDThree D Stoneworks | Pollock | ID | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| TVTreasure Valley Granite, INC. | Garden City | ID | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
