| RMRHI Magnesita Greensboro | Greensboro | 100–499 | ◐ LIKELY ACTIVE |
| RMRocky Mount | Rocky Mount | 1–19 | ◐ LIKELY ACTIVE |
| SCSEK Corporation / NC Remote | Charlotte | 1–19 | ◐ LIKELY ACTIVE |
| SSelma | Selma | 1–19 | ◐ LIKELY ACTIVE |
| SShelby | Shelby | 20–99 | ◐ LIKELY ACTIVE |
| SCShop Charlotte | Charlotte | 1–19 | ◐ LIKELY ACTIVE |
 Smith-Midland Corporation (North Carolina) | Reidsville | 20–99 | ◐ LIKELY ACTIVE |
| SCSoutheastern Concrete Products of NC, LLC | Statesville | 1–19 | ◐ LIKELY ACTIVE |
| SSStone Systems of Raleigh | Raleigh | 20–99 | ◐ LIKELY ACTIVE |
| SISunrock Industries LLC- East Wake Concrete Facility | Zebulon | 1–19 | ◐ LIKELY ACTIVE |
| SISunrock Industries LLC- Kittrell Distribution Center | Kittrell | 20–99 | ◐ LIKELY ACTIVE |
| SISunrock Industries LLC-North Raleigh Distribution Center | Wake Forest | 1–19 | ◐ LIKELY ACTIVE |
| SISunrock Industries LLC-Woodsdale Distribution Center | Roxboro | 1–19 | ◐ LIKELY ACTIVE |
| TSTruck Shop/Rolling Stock | Moncure | 20–99 | ◐ LIKELY ACTIVE |
| UPUnited Plate Glass Company (Lincolnton) | Lincolnton | 20–99 | ◐ LIKELY ACTIVE |
| VAVitro Autoglass, LLC | Elkin | 100–499 | ◐ LIKELY ACTIVE |
| WWadesboro | Wadesboro | 100–499 | ◐ LIKELY ACTIVE |
| WWilmington | Castle Hayne | 1–19 | ◐ LIKELY ACTIVE |
| WNWilmington, NC | Wilmington | 500+ | ◐ LIKELY ACTIVE |
| WPWilmington Plant-Shop | Wilmington | 20–99 | ◐ LIKELY ACTIVE |
| WSWorlds Stone Fabricators | Charlotte | 20–99 | ◐ LIKELY ACTIVE |
| ZZebulon | Zebulon | 1–19 | ◐ LIKELY ACTIVE |
| KMKeir Manufacturing, INC. | Brevard | — | ◇ UNVERIFIED |
| MVMlm Ventures, INC. | Midland | — | ◇ UNVERIFIED |
| YWYates Wilbert Vault | Charlotte | — | ◇ UNVERIFIED |
| ABA B Stone Boutique, LLC | Raleigh | — | ◇ UNVERIFIED |
| AIAbt, INC. | Troutman | — | ◇ UNVERIFIED |
| ASAcme Stone Company, INC. | Mount Airy | — | ◇ UNVERIFIED |
| APAdams Products Company - Wilson Block Plant | Wilson | — | ◇ UNVERIFIED |
| ADA & D Precast, INC. | Lincolnton | — | ◇ UNVERIFIED |
| AIAfg Insulating CO | Reidsville | — | ◇ UNVERIFIED |
| AHA & H Art & Stained Glass CO INC | Harmony | — | ◇ UNVERIFIED |
| ACAlexander Cano Dba Stone Doctor | Statesville | — | ◇ UNVERIFIED |
| ACAllstone CORP LLC | Wilmington | — | ◇ UNVERIFIED |
| ASAlternative Surface Products. INC | Greensboro | — | ◇ UNVERIFIED |
| APAmerican Precast Stone, INC. | Mooresville | — | ◇ UNVERIFIED |
| ASAmerican Stone Ventures INC. Dba American Granite | Wilmington | — | ◇ UNVERIFIED |
| ASAndre Saude | Wesley Chapel | — | ◇ UNVERIFIED |
| ASApac - Southeast, INC. | Charlotte | — | ◇ UNVERIFIED |
| ASApac Southeast, INC | Charlotte | — | ◇ UNVERIFIED |
| ASArana Stone LLC | Fayetteville | — | ◇ UNVERIFIED |
| AGArdagh Glass INC. | Wilson | — | ◇ UNVERIFIED |
| AGArdagh Glass INC. | Henderson | — | ◇ UNVERIFIED |
| ARArgos Ready Mix (carolinas) CORP. | Mooresville | — | ◇ UNVERIFIED |
| ARArgos Ready Mix (carolinas) CORP. | Apex | — | ◇ UNVERIFIED |
| ASArmen Stone LLC | Burlington | — | ◇ UNVERIFIED |
| AWArnold Wilbert Corporation Crematory | Goldsboro | — | ◇ UNVERIFIED |
| AMArtelye Marble - Granite | Raleigh | — | ◇ UNVERIFIED |
| ASArtisan Stone Works, INC. | Concord | — | ◇ UNVERIFIED |
| AMAskew-Petersen Monuments | Burlington | — | ◇ UNVERIFIED |
