 Engineered Concrete Products LLC | Rapid City | 20–99 | ● ACTIVE |
| GDGcc Dacotah | Rapid City | — | ◐ LIKELY ACTIVE |
| PLPete Lien & Sons, INC. | Rapid City | — | ◐ LIKELY ACTIVE |
| BBB & B Concrete, INC. | Brookings | — | ◇ UNVERIFIED |
| ARAce Ready Mix- Sioux Falls | Sioux Falls | 20–99 | ◐ LIKELY ACTIVE |
| DMDells Materials | Dell Rapids | 1–19 | ◐ LIKELY ACTIVE |
| GBGage Bros. Concrete Products INC. | Sioux Falls | — | ◐ LIKELY ACTIVE |
| KRKnife River | Parkston, City of | — | ◐ LIKELY ACTIVE |
| ACAmerican Colloid Bentonite Plant | Belle Fourche | — | ◇ UNVERIFIED |
| BMBrandon Materials Harrisburg Plant | Harrisburg | — | ◇ UNVERIFIED |
| CDConcrete Dakota Redi Mix INC. | Watertown | — | ◇ UNVERIFIED |
| CRConsolidated Ready Mix, INC. | Huron | — | ◇ UNVERIFIED |
| DSDakota Steel & Supply | Rapid City | — | ◇ UNVERIFIED |
| FCForterra Concrete Products - Rapid City | Rapid City | — | ◇ UNVERIFIED |
| GGcc-aberdeen | Aberdeen | — | ◇ UNVERIFIED |
| GGcc-watertown | Watertown | — | ◇ UNVERIFIED |
| HPHanson Pipe & Precast | Sioux Falls | — | ◇ UNVERIFIED |
| JRJensen Rock & Sand INC. | Aberdeen | — | ◇ UNVERIFIED |
| MRMidwest Ready Mix | Vermillion | — | ◇ UNVERIFIED |
| MCMitchell Concrete INC. | Mitchell | — | ◇ UNVERIFIED |
| RCRosebud Concrete INC | Mission | — | ◇ UNVERIFIED |
| SCSweetman Const. CO. - Corson Complex | Brandon | — | ◇ UNVERIFIED |
| SCSweetman Const. CO. - E. Rice St. Distribution Complex | Sioux Falls | — | ◇ UNVERIFIED |
| SCSweetman Const. CO. - W. Madison St. Complex | Sioux Falls | — | ◇ UNVERIFIED |
| TSTcc - Sioux Falls | Sioux Falls | — | ◇ UNVERIFIED |
| UCUnited Concrete | Harrisburg | — | ◇ UNVERIFIED |
| WIWinter, INC. | Brookings | — | ◇ UNVERIFIED |
| WIWinter, INC. | Sioux Falls | — | ◇ UNVERIFIED |
| ARAce Ready Mix- Harrisburg | Harrisburg | 20–99 | ◐ LIKELY ACTIVE |
| BHBlack Hills Wilbert Vault Company, INC. | Black Hawk | — | ◐ LIKELY ACTIVE |
| BRBuffalo Ridge Concrete Inc. | Sioux Falls | 20–99 | ◐ LIKELY ACTIVE |
| CCColony Cat Litter | Belle Fourche | 20–99 | ◐ LIKELY ACTIVE |
| FFsdcp | Mitchell | 20–99 | ◐ LIKELY ACTIVE |
| PLPete Lien & Sons Rapid City Central Mix | Rapid City | 20–99 | ◐ LIKELY ACTIVE |
| RRapcp | Rapid City | 20–99 | ◐ LIKELY ACTIVE |
| RCRapid City (1016) | Rapid City | 20–99 | ◐ LIKELY ACTIVE |
| RCRosebud Concrete, INC. | Winner | — | ◐ LIKELY ACTIVE |
| SCSimon - Custer Ready Mix | Custer | 1–19 | ◐ LIKELY ACTIVE |
| SHSimon Hot Springs Ready Mix | Hot Springs | 1–19 | ◐ LIKELY ACTIVE |
| SRSimon - Rapid City Concrete Plant | Rapid City | 1–19 | ◐ LIKELY ACTIVE |
| SCSweetman Construction Company d/b/a Concrete Materials | Sioux Falls | 100–499 | ◐ LIKELY ACTIVE |
| VDVan Dyke's Taxidermy | Woonsocket | 20–99 | ◐ LIKELY ACTIVE |
| CPCemcast Pipe and Precast, LLC | Hartford | — | ◇ UNVERIFIED |
| CMConcrete Materials - Chancellor Ready-mix Plant | Chancellor | — | ◇ UNVERIFIED |
| GBGage Brothers Concrete Products, INC. | Sioux Falls | — | ◇ UNVERIFIED |
| GGcc-bellingham | Milbank | — | ◇ UNVERIFIED |
| GSGcc-big Stone City | Big Stone City | — | ◇ UNVERIFIED |
| GCGcc Consolidated Ready Mix - Portable CO | Aberdeen | — | ◇ UNVERIFIED |
| GAGcp Applied Technologies INC. @ Gage Brothers | Sioux Falls | — | ◇ UNVERIFIED |
| JCJosten Concrete Products Company, INC. | Sioux Falls | — | ◇ UNVERIFIED |
