| RMRt Manufacturing, INC. | Escanaba | MI | — | ◇ UNVERIFIED |
| RWRt Welding INC | Bayfield | CO | — | ◇ UNVERIFIED |
| RSRule Steel | Caldwell | ID | — | ◇ UNVERIFIED |
| RSRussellville Steel Company, INC. | Russellville | AR | — | ◇ UNVERIFIED |
| RIRxl INC | Madera | CA | — | ◇ UNVERIFIED |
| RLRyan Lonergan | Claremont | NH | — | ◇ UNVERIFIED |
| SSSabel Steel Service, INC. | Theodore | AL | — | ◇ UNVERIFIED |
| SCSabema CORP | Harbor City | CA | — | ◇ UNVERIFIED |
 Sabre Communications CORP | Fort Worth | TX | — | ◇ UNVERIFIED |
| SSabre-fwt | Fort Worth | TX | — | ◇ UNVERIFIED |
| SISabre Industries | Lakeside | CA | — | ◇ UNVERIFIED |
| SISabre Industries, INC. | Ellwood City | PA | — | ◇ UNVERIFIED |
| SISabre Industries - Sabre Fwt | Sioux City | IA | — | ◇ UNVERIFIED |
| SMSabre Machining INC | West Monroe | LA | — | ◇ UNVERIFIED |
| STSabre Towers and Poles, INC. | Blaine | KS | — | ◇ UNVERIFIED |
| SRSacramento Rebar, INC | Sacramento | CA | — | ◇ UNVERIFIED |
| SISafeGrain, Inc. | Dayton | OH | — | ◇ UNVERIFIED |
| SHSafe Harbor Access Systems Ii LLC | Quinby | SC | — | ◇ UNVERIFIED |
| SRSafe Rack Manufacturing and Technology Center LLC | Andrews | SC | — | ◇ UNVERIFIED |
| SASafer Automatic Wheel Chair Locks LLC INC | Monroe | LA | — | ◇ UNVERIFIED |
| SWSafe Way Steel , INC | Los Angeles | CA | — | ◇ UNVERIFIED |
| SRSage Real Estate Hold Co., LLC | Amarillo | TX | — | ◇ UNVERIFIED |
| SHS.a. Halac Iron Works, Incorporated | Sterling | VA | — | ◇ UNVERIFIED |
| SCSalas Custom Metal INC | Albuquerque | NM | — | ◇ UNVERIFIED |
| SAS & a Manufacturing | Livingston | CA | — | ◇ UNVERIFIED |
| SAS & A Trombley Corporation | Morrisville | VT | — | ◇ UNVERIFIED |
| SOSam's Ornamental Iron Work INC | Alhambra | CA | — | ◇ UNVERIFIED |
| SMSanco Metal Fabricators, LLC | Lubbock | TX | — | ◇ UNVERIFIED |
| SHSandness Holdings LLC | Waller | TX | — | ◇ UNVERIFIED |
| SISanford Industrial Contractors INC. | Farmington | NY | — | ◇ UNVERIFIED |
| SSSanford Steel Corporation | Goldston | NC | — | ◇ UNVERIFIED |
| SMSanie Mfg CO INC | Santa Ana | CA | — | ◇ UNVERIFIED |
| SSSanitary Stainless Welding INC | Fresno | CA | — | ◇ UNVERIFIED |
| SCSanmina Corporation | San Jose | CA | — | ◇ UNVERIFIED |
| SBSanta Barbara Forge and Iron | Santa Barbara | CA | — | ◇ UNVERIFIED |
| SFSanta Fe Awning CO | Santa Fe | NM | — | ◇ UNVERIFIED |
| SFSanta Fe Custom Iron Works, LLC | Phoenix | AZ | — | ◇ UNVERIFIED |
| SBSantini Brothers Iron Works, INC. | Medford | MA | — | ◇ UNVERIFIED |
| SSSarach Systems, INC. | Norfolk | VA | — | ◇ UNVERIFIED |
| SGSauer Group, INC. | Oak Hill | FL | — | ◇ UNVERIFIED |
| SISaulsbury Industries INC | Clackamas | OR | — | ◇ UNVERIFIED |
| SMSause Marine Services INC | Molalla | OR | — | ◇ UNVERIFIED |
| SWSawtooth Welding & Fabrication, LLC | Nampa | ID | — | ◇ UNVERIFIED |
| SCSb Carroll, INC. | Bloomingdale | OH | — | ◇ UNVERIFIED |
| SBSbc Building Systems LLC | Royalton | MN | — | ◇ UNVERIFIED |
| SBS & B Machine Company, INC | Mobile | AL | — | ◇ UNVERIFIED |
| SBS. Brackett Inc. | Monrovia | CA | — | ◇ UNVERIFIED |
| SSScafco Steel | North Highlands | CA | — | ◇ UNVERIFIED |
| SIScherrmans Implement | Dyersville | IA | — | ◇ UNVERIFIED |
| SBSchiano Brother's Fence INC. | Rosedale | NY | — | ◇ UNVERIFIED |
