| SSStuart's Sheet Metal INC. | Austin | TX | — | ◇ UNVERIFIED |
| SSStuart's Sheet Metal, INC. | Leander | TX | — | ◇ UNVERIFIED |
| SStucke | Kent | WA | — | ◇ UNVERIFIED |
| SWStud Welding Products INC | Hayward | CA | — | ◇ UNVERIFIED |
| SAStuebing Automatic Machine Company | Cincinnati | OH | — | ◇ UNVERIFIED |
| SDStull Design and Manufactruring LLC | Burlington | KY | — | ◇ UNVERIFIED |
| SBStupp Bros INC | Richardsville | KY | — | ◇ UNVERIFIED |
| SMSturbridge Machining Services LLC | Southbridge | MA | — | ◇ UNVERIFIED |
| SPStx Process Equipment LLC | Freer | TX | — | ◇ UNVERIFIED |
| SBStyle By Design Properties, LLC | Beckley | WV | — | ◇ UNVERIFIED |
| STSubcon Tool Accutool Machine Group INC | Erie | PA | — | ◇ UNVERIFIED |
| SMSuburban Machine Corporation | Wheeling | IL | — | ◇ UNVERIFIED |
| SMSuburban Metal Products | Circleville | OH | — | ◇ UNVERIFIED |
| SBSudbury Brass Goods Company Incorporated | Malden | MA | — | ◇ UNVERIFIED |
| SBSudbury Brass Goods Company Incorporated | Chelsea | MA | — | ◇ UNVERIFIED |
| SSSudholt Sheet Metal, INC. | Aviston | IL | — | ◇ UNVERIFIED |
| SCSufrank Corporation | Lawton | OK | — | ◇ UNVERIFIED |
| SFSugar Foods Corporation | Union City | CA | — | ◇ UNVERIFIED |
| SHSugar Hollow Machine Shop INC | Jacksboro | TN | — | ◇ UNVERIFIED |
| SSSukup Steel Structures LLC | Ambridge | PA | — | ◇ UNVERIFIED |
| SDSulek Descartes LC | Lake Forest | CA | — | ◇ UNVERIFIED |
| SPSulfrian Prototype Machining Ltd. | Longmont | CO | — | ◇ UNVERIFIED |
| SSSulphur Sheet Metal & Fabrication, INC. | Sulphur | LA | — | ◇ UNVERIFIED |
| SMSulta Manufacturing Company | Sulphur Springs | TX | — | ◇ UNVERIFIED |
| SISulvan Industrial Piping | Perth Amboy | NJ | — | ◇ UNVERIFIED |
| SCSulzer Chemtech | Tulsa | OK | — | ◇ UNVERIFIED |
| SCSulzer Chemtech Usa, INC. | Tulsa | OK | — | ◇ UNVERIFIED |
| SISumatech, INC. | White Marsh | MD | — | ◇ UNVERIFIED |
| SPSumi Printing and Binding Ic. | Carson | CA | — | ◇ UNVERIFIED |
| SCSummit Careers INC | East Longmeadow | MA | — | ◇ UNVERIFIED |
| SGSummit Gold Enterprises LP | Rancho Cordova | CA | — | ◇ UNVERIFIED |
| SISummit INC | Portland | OR | — | ◇ UNVERIFIED |
| SMSummit Machine INC | Shoreview | MN | — | ◇ UNVERIFIED |
| SMSummit Machine Prods INC | Kansas City | MO | — | ◇ UNVERIFIED |
| SPSummit Peak Manufacturing INC. | Murray | UT | — | ◇ UNVERIFIED |
| SSSummit Sheet Metal LLC | Kingston | PA | — | ◇ UNVERIFIED |
| SSSummit Sheet Metal LLC | Kingston | PA | — | ◇ UNVERIFIED |
| SSSummit Sheet Metal, LLC | Pittston | PA | — | ◇ UNVERIFIED |
| SSSummit Steel Works CORP | San Jose | CA | — | ◇ UNVERIFIED |
| SUSummit Utility Structures, LLC | Allentown | PA | — | ◇ UNVERIFIED |
| SASun America Converting LLC | Alliance | OH | — | ◇ UNVERIFIED |
| SASun Architectural Products, LLC | Cumming | GA | — | ◇ UNVERIFIED |
| SFSunburst Fabrications INC | Redmond | OR | — | ◇ UNVERIFIED |
| SCSunchemical Corporation - Concord Facility | Concord | CA | — | ◇ UNVERIFIED |
| SASundrella Aluminum Products CO. | Phoenix | AZ | — | ◇ UNVERIFIED |
| SMSunlast Metal, INC. | Palm City | FL | — | ◇ UNVERIFIED |
| SMSun Machine, LTD | Houston | TX | — | ◇ UNVERIFIED |
| SMSun Metal - Doral Enterprises | Albuquerque | NM | — | ◇ UNVERIFIED |
| SPSun Precision Machining, INC | Corona | CA | — | ◇ UNVERIFIED |
| SESunrise Erectors | Canton | MA | — | ◇ UNVERIFIED |
| SHSunrise Hydraulics INC | North Branch | MN | — | ◇ UNVERIFIED |
| SPSunrise Precision Machine CORP | Lindstrom | MN | — | ◇ UNVERIFIED |
| SMSunset Mfg CO of St Joseph | Saint Joseph | MN | — | ◇ UNVERIFIED |
| SPSunset Precision Concepts INC | Beaverton | OR | — | ◇ UNVERIFIED |
| SMSunshine Metals | Corona | CA | — | ◇ UNVERIFIED |
| SSSun Steel Company | University Park | IL | — | ◇ UNVERIFIED |
| SSunsteel,llc | Sunnyside | WA | — | ◇ UNVERIFIED |
| SSSun Superior Chipper Parts LLC | Darlington | SC | — | ◇ UNVERIFIED |
| SSunvair | Valencia | CA | — | ◇ UNVERIFIED |
| SVSun Valley Bronze, Inc. | Bellevue | ID | — | ◇ UNVERIFIED |
| SISuperbolt, INC | Carnegie | PA | — | ◇ UNVERIFIED |
| SDSuper Duty, INC. | Hot Springs | AR | — | ◇ UNVERIFIED |
| SASuperior Architecture Mfg INC | Bell Gardens | CA | — | ◇ UNVERIFIED |
| SCSuperior Canopy Corporation | Finley | KY | — | ◇ UNVERIFIED |
| SCSuperior Contracting New Facility | Salina | KS | — | ◇ UNVERIFIED |
| SCSuperior Controls, LLC Dba Redviking | Plymouth | MI | — | ◇ UNVERIFIED |
| SDSuperior Duct Fabrication, Inc. | Las Vegas | NV | — | ◇ UNVERIFIED |
| SESuperior Enterprises INC | Jackson | TN | — | ◇ UNVERIFIED |
| SESuperior Equipment & Service LLC | Sheridan | WY | — | ◇ UNVERIFIED |
| SFSuperior Fabrication Inc | Punta Gorda | FL | — | ◇ UNVERIFIED |
| SFSuperior Fabrication INC. | Canadian | TX | — | ◇ UNVERIFIED |
| SFSuperior Fabrication, INC | Elk City | OK | — | ◇ UNVERIFIED |
| SFSuperior Fabrication, INC. | Ada | OK | — | ◇ UNVERIFIED |
| SFSuperior Fabricators INC | Baldwin | LA | — | ◇ UNVERIFIED |
| SGSuperior Grinding and Sales, INC. | Claremore | OK | — | ◇ UNVERIFIED |
| SISuperior Iron INC | Otsego | MN | — | ◇ UNVERIFIED |
| SMSuperior Machine INC | White Bear Lake | MN | — | ◇ UNVERIFIED |
| SMSuperior Machine & Welding INC | Anchorage | AK | — | ◇ UNVERIFIED |
| SMSuperior Machine Works, LLC | Mobile | AL | — | ◇ UNVERIFIED |
| SMSuperior Machining INC | New Hudson | MI | — | ◇ UNVERIFIED |
| SMSuperior Machining LLC | Brea | CA | — | ◇ UNVERIFIED |
| SMSuperior Manufacturing Company | Winston Salem | NC | — | ◇ UNVERIFIED |
| SMSuperior Mason Products LLC | Homewood | AL | — | ◇ UNVERIFIED |
| SMSuperior Mason Products LLC | Birmingham | AL | — | ◇ UNVERIFIED |
| SMSuperior Metals, Inc. | San Jose | CA | — | ◇ UNVERIFIED |
| SMSuperior Metals, Inc. | San Jose | CA | — | ◇ UNVERIFIED |
| SMSuperior Metalworks, INC. | Carlisle | PA | — | ◇ UNVERIFIED |
| SQSuperior Quality Machine | Garrettsville | OH | — | ◇ UNVERIFIED |
| SRSuperior Roll Forming CO. INC. | Valley City | OH | — | ◇ UNVERIFIED |
| SSSuperior Sheet Metal Company, INC. | Kansas City | KS | — | ◇ UNVERIFIED |
| SSSuperior Sheet Metal, LLC | Hudson | NH | — | ◇ UNVERIFIED |
| SSSuperior Steel Connectors Inc | Ronkonkoma | NY | — | ◇ UNVERIFIED |
| SSSuperior Steel Connectors Inc | Bay Shore | NY | — | ◇ UNVERIFIED |
 Superior Steel Products | Kinzers | PA | — | ◇ UNVERIFIED |
| SSSuperior Suppliers Network, LLC | Houghton | MI | — | ◇ UNVERIFIED |
| SSSuperior Supplies INC | Santa Rosa | CA | — | ◇ UNVERIFIED |
 Superior Tank CO INC | Rancho Cucamonga | CA | — | ◇ UNVERIFIED |
| STSuperior Tank Company | Lake Forest | CA | — | ◇ UNVERIFIED |
| STSuperior Tool, Inc. | North Tonawanda | NY | — | ◇ UNVERIFIED |
| SMSuper Mix Concrete INC. | San Sebastian | PR | — | ◇ UNVERIFIED |
