| MMMTTI Manufacturing Group, LLC | Greenville | — | ◇ UNVERIFIED |
 National Machinery - Fabrication INC | Rock Hill | — | ◇ UNVERIFIED |
| OMOlivers Metal Polishing LLC | Conway | — | ◇ UNVERIFIED |
| OCOne Concepts LLC Dba Precision One Ammunition | Mount Pleasant | — | ◇ UNVERIFIED |
| PPPALMETTO PUMP & CONTROL, LLC | Leesville | — | ◇ UNVERIFIED |
| PSPalmetto Southern INC | Lexington | — | ◇ UNVERIFIED |
| PSPalmetto State Armory- Dunbar | West Columbia | — | ◇ UNVERIFIED |
| PSPalmetto State Armory LLC | Cayce | — | ◇ UNVERIFIED |
| PDPee Dee Tank Company of South Carolina LLC | Florence | — | ◇ UNVERIFIED |
| PFPH Fabrication LLC | Williamston | — | ◇ UNVERIFIED |
| PHPiazza Hardware Group LLC | North Charleston | — | ◇ UNVERIFIED |
| PFPipe & Fabrication INC | Camden | — | ◇ UNVERIFIED |
| PPPlating Parts America | Rock Hill | — | ◇ UNVERIFIED |
| PSPolydeck Screen Corporation | Spartanburg | — | ◇ UNVERIFIED |
| PCPreferred Coating Solutions | Ridgeville | — | ◇ UNVERIFIED |
| PIPtr Industries | Aynor | — | ◇ UNVERIFIED |
| RFRichard's Fab Shop LLC | Sumter | — | ◇ UNVERIFIED |
| SHSafe Harbor Access Systems Ii LLC | Quinby | — | ◇ UNVERIFIED |
| SRSafe Rack Manufacturing and Technology Center LLC | Andrews | — | ◇ UNVERIFIED |
| SOScrewmatics of Sc, INC. | Pageland | — | ◇ UNVERIFIED |
| SISefa Industrial Solutions | Gaston | — | ◇ UNVERIFIED |
| SMSelden Mast INC | Charleston | — | ◇ UNVERIFIED |
| SCShaw Custom Metal Fabrication LLC | Bluffton | — | ◇ UNVERIFIED |
 Skyline Steel Berkeley Facility | Huger | — | ◇ UNVERIFIED |
| SMSmi-owen Miscellaneous Metals INC | Cayce | — | ◇ UNVERIFIED |
| SASoutheastern Aluminum Sourcing | Anderson | — | ◇ UNVERIFIED |
| SCSouthern Crafted, LLC | Fountain Inn | — | ◇ UNVERIFIED |
| SMSouthern Machine and Tool, Inc. | Georgetown | — | ◇ UNVERIFIED |
| SMSouthwark Metal Manufacturing Company | Powdersville | — | ◇ UNVERIFIED |
| SISpartan Industries, INC. | Pacolet | — | ◇ UNVERIFIED |
| SMStanco Metal Products, INC. | Williamston | — | ◇ UNVERIFIED |
| SAStateburg Auto Sales, LLC | Sumter | — | ◇ UNVERIFIED |
 Steelfab, INC. | Rock Hill | — | ◇ UNVERIFIED |
| SASuperior Ammunition INC | Summerville | — | ◇ UNVERIFIED |
| SSSystems South INC | Fountain Inn | — | ◇ UNVERIFIED |
| TITeam Industrial Services INC | Beech Island | — | ◇ UNVERIFIED |
| TPThor Precision | Greenville | — | ◇ UNVERIFIED |
| TCTimken Company - Tyger River | Union | — | ◇ UNVERIFIED |
| TATobul Accumulator INC | Bamberg | — | ◇ UNVERIFIED |
| TATobul Accumulator INC | Bamberg | — | ◇ UNVERIFIED |
| TTTriton Technical Services INC | Walhalla | — | ◇ UNVERIFIED |
| TLTrueCore, LLC | Laurens | — | ◇ UNVERIFIED |
| TFTycoon Fabrication LLC | Seneca | — | ◇ UNVERIFIED |
| UMUniversal Manufacturing & Design, LLC | Greer | — | ◇ UNVERIFIED |
| UAUpstate Anodize LLC | Gaffney | — | ◇ UNVERIFIED |
| UBUS Blades Sub LLC | Florence | — | ◇ UNVERIFIED |
| VAVenture Aero Bearings | Ladson | — | ◇ UNVERIFIED |
| VFVision Fabrication LLC | Fair Play | — | ◇ UNVERIFIED |
| WMWastequip Manufacturing Company LLC | Blacksburg | — | ◇ UNVERIFIED |
