NAICS industry, NAICS 21231
Stone Mining and Quarrying
59 opportunities since June 19, 2026, 1 open now. The NAICS code sets which size standard applies to a small-business set-aside.
Within this naics industry
Page 2
58 closed, awarded or informational, newest first.
- Skagit County Diking District No. 22 Emergency Levee Repair (Delivered Materials)
Department of the Army, W071 Endist Seattle
SolicitationSmall businessNAICS 212319WashingtonW912DW26QA062Posted Jul 133 publications - Request for Information (RFI) – Alaska Aggregate and Large Stone Supply Strategy
Department of the Army, W2SN Endist Alaska
Sources soughtNAICS 212319AlaskaQuarryRFIPosted Jul 9 - FL-ST. MARKS NWR-ROAD MATERIAL
US Fish and Wildlife Service, Fws, Over Sat G/S
Award noticeNAICS 212319140F0S26Q0037Awarded to Rogers Brothers Land Clearing LLC for $500,000
Posted Jul 1 - DIAMOND FORK RIPRAP 2026
Bureau of Reclamation, Upper Colorado Regional Office
Award noticeNAICS 212313140R4026F0050Awarded to Alpine Companies, Inc. for $186,139
Posted Jul 1 - Stockpile Area River Rocks, NWK USACE
Department of the Army, W071 Endist Kansas City
PresolicitationSmall businessNAICS 212319MissouriW912DQ26QA067Posted Jul 1 - CONCHO BILLIE - STONE AND TRUCK HAULING
National Park Service, Ser West
Combined synopsis and solicitationSmall businessNAICS 212319140P5226Q0016Posted Jun 26 - Detroit Project Office Stone Supply
Department of the Army, W072 Endist Detroit
SolicitationSmall businessNAICS 212312W911XK26QA016Posted Jun 26 - Columbine Gravel Pit Crushing and Development
Forest Service, Usda-Fs, Csa Intermountain 8
Award noticeSmall businessNAICS 212319Colorado1240LT26C0034Awarded to Rocky Mountain Aggregate & Construction, LLC for $249,760
Posted Jun 24