| SLStarting Line Products, INC. | Idaho Falls | ID | — | ◇ UNVERIFIED |
| SCSt. Charles Stamping, INC. | Saint Charles | IL | — | ◇ UNVERIFIED |
| SCST Company, LLC | Angola | IN | — | ◇ UNVERIFIED |
| STSteam Turbine Alternative Resources | Marion | OH | — | ◇ UNVERIFIED |
| SPSteel Plate L.l.c. | Tallmadge | OH | — | ◇ UNVERIFIED |
| SMStellar Machine Incorporated | Kingston | PA | — | ◇ UNVERIFIED |
| SMStenerson Machine INC | Red Wing | MN | — | ◇ UNVERIFIED |
| SJStephen J Vandehey | Cornelius | OR | — | ◇ UNVERIFIED |
| SMStephens Machine Incorporated | Kokomo | IN | — | ◇ UNVERIFIED |
 Sterling Precision LLC Dba Vitesse Systems Clinton Ma | Clinton | MA | — | ◇ UNVERIFIED |
| SCStevenson & CO | Baltimore | MD | — | ◇ UNVERIFIED |
| SRStiles Real Estate, LLC | Addison | IL | — | ◇ UNVERIFIED |
| SIStillion Industries, Inc. | Dexter | MI | — | ◇ UNVERIFIED |
| SIStillion Industries, Inc. | Dexter | MI | — | ◇ UNVERIFIED |
 Stingray Manufacturing, LLC | Brentwood | NH | — | ◇ UNVERIFIED |
| SJSt Joseph Machine & Speed LLC | Saint Joseph | MO | — | ◇ UNVERIFIED |
| SLSt. Louis Metallizing Company | Saint Louis | MO | — | ◇ UNVERIFIED |
| SLSt. Louis Thermal Spray and Grinding, LLC | Granite City | IL | — | ◇ UNVERIFIED |
| SMStockbridge Manufacturing, INC. | Chilton | WI | — | ◇ UNVERIFIED |
| SMStockbridge Manufacturing, INC. | Stockbridge | WI | — | ◇ UNVERIFIED |
| SWStokes Welding and Machine Shop | Brunswick | GA | — | ◇ UNVERIFIED |
| SCStoody Company | Richardsville | KY | — | ◇ UNVERIFIED |
| SCStott Craft, INC. | Mc Intosh | FL | — | ◇ UNVERIFIED |
| SMStout Machine INC | Corvallis | OR | — | ◇ UNVERIFIED |
| SPSt Paul Machine & Design INC | Shoreview | MN | — | ◇ UNVERIFIED |
| SPSt Paul Machine - Design INC | Saint Paul | MN | — | ◇ UNVERIFIED |
| SMStp Machine, LLC | El Dorado | AR | — | ◇ UNVERIFIED |
| SIStreamline Industries, LLC | Jeanerette | LA | — | ◇ UNVERIFIED |
| SPStreamline Precision INC. | Fairport | NY | — | ◇ UNVERIFIED |
| SMStrecker Machine INC. | Heizer | KS | — | ◇ UNVERIFIED |
| STStripping The Gears LLC | Spanish Fork | UT | — | ◇ UNVERIFIED |
| SMStrobel Machine, INC. | Worthington | PA | — | ◇ UNVERIFIED |
| SAStuebing Automatic Machine Company | Cincinnati | OH | — | ◇ UNVERIFIED |
| SMSturbridge Machining Services LLC | Southbridge | MA | — | ◇ UNVERIFIED |
| STS & T Welding CO INC | Pineville | WV | — | ◇ UNVERIFIED |
| SMSuburban Machine Corporation | Wheeling | IL | — | ◇ UNVERIFIED |
| SMSuburban Metal Products | Circleville | OH | — | ◇ UNVERIFIED |
| SHSugar Hollow Machine Shop INC | Jacksboro | TN | — | ◇ UNVERIFIED |
| SPSulfrian Prototype Machining Ltd. | Longmont | CO | — | ◇ UNVERIFIED |
| SPSulzer Pumps | Portland | OR | — | ◇ UNVERIFIED |
| SPSulzer Pump Services (us) INC. | Mobile | AL | — | ◇ UNVERIFIED |
| SISumatech, INC. | White Marsh | MD | — | ◇ UNVERIFIED |
| SGSummit Gold Enterprises LP | Rancho Cordova | CA | — | ◇ UNVERIFIED |
| SMSummit Machine INC | Shoreview | MN | — | ◇ UNVERIFIED |
| SMSummit Machine Prods INC | Kansas City | MO | — | ◇ UNVERIFIED |
| SPSummit Peak Manufacturing INC. | Murray | UT | — | ◇ UNVERIFIED |
| SMSun Machine, LTD | Houston | TX | — | ◇ 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 |
| SSunvair | Valencia | CA | — | ◇ UNVERIFIED |
| SBSuperior Bucket Designs LLC | Glen Gardner | NJ | — | ◇ UNVERIFIED |
| SESuperior Enterprises INC | Jackson | TN | — | ◇ 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 Metals, Inc. | San Jose | CA | — | ◇ UNVERIFIED |
| SQSuperior Quality Machine | Garrettsville | OH | — | ◇ UNVERIFIED |
| STSuperior Tool, Inc. | North Tonawanda | NY | — | ◇ UNVERIFIED |
| SMSupertech Machining INC | Chatsworth | CA | — | ◇ UNVERIFIED |
| SSurtec | Eveleth | MN | — | ◇ UNVERIFIED |
| SWSwanton Welding and Machining Co, INC. | Griffin | GA | — | ◇ UNVERIFIED |
| SMSwartz Manufacturing, INC. | Elyria | OH | — | ◇ UNVERIFIED |
| SMSweetwater Machine and Welding INC. | Sweetwater | TX | — | ◇ UNVERIFIED |
| SSSwenson Steel Products Company, INC. | Ceres | CA | — | ◇ UNVERIFIED |
| SISwissaero, INC. | Waterford | PA | — | ◇ UNVERIFIED |
| SPSwissline Precision Manufacturing, INC. | Cumberland | RI | — | ◇ UNVERIFIED |
| SDSwope Design Solutions | San Francisco | CA | — | ◇ UNVERIFIED |
| SSSystems South INC | Fountain Inn | SC | — | ◇ UNVERIFIED |
| TMTag Manufacturing | Berlin | CT | — | ◇ UNVERIFIED |
| TTTag Team Manufacturing | Parker | CO | — | ◇ UNVERIFIED |
| TMTahoma Machining LTD | Medina | OH | — | ◇ UNVERIFIED |
| TITalco INC | Minneapolis | MN | — | ◇ UNVERIFIED |
| TCTal-mar Custom Metal Fabricators, INC. | Crestwood | IL | — | ◇ UNVERIFIED |
| TITammcor Industries INC | Nicholasville | KY | — | ◇ UNVERIFIED |
| TMTancredi Machining, Inc | Topton | PA | — | ◇ UNVERIFIED |
| TMTapemation Machining INC | Scotts Valley | CA | — | ◇ UNVERIFIED |
| TTTaurus Tool INC | Maple Grove | MN | — | ◇ UNVERIFIED |
| THTaylor Hydraulics INC. | Cedar Bluff | VA | — | ◇ UNVERIFIED |
| TMTaylor Machining Solutions INC | Garfield | MN | — | ◇ UNVERIFIED |
| TMTaylor Made Coils | Man | WV | — | ◇ UNVERIFIED |
| TSTaylor Specialties, LLC | New Middletown | OH | — | ◇ UNVERIFIED |
| TCT & C Welder Service LLC | Calumet Park | IL | — | ◇ UNVERIFIED |
| TITDL Industries LLC | Waterbury | CT | — | ◇ UNVERIFIED |
| TMT&D Machine, Inc. | Butler | WI | — | ◇ UNVERIFIED |
| TDT & D Machine Products | Carson City | NV | — | ◇ UNVERIFIED |
| TRTD Real Estate Holdings, LLC | Plymouth | WI | — | ◇ UNVERIFIED |
| TITdrn INC | Spalding | MI | — | ◇ UNVERIFIED |
| TITeam Industrial Services INC. | Mobile | AL | — | ◇ UNVERIFIED |
| TSTeam Schaffer LLC | Rowley | MA | — | ◇ UNVERIFIED |
| TCTech Craft | Santa Ana | CA | — | ◇ UNVERIFIED |
| TMTeche Mills, LLC | Jeanerette | LA | — | ◇ UNVERIFIED |
| TGTechnetics Group Daytona | Daytona Beach | FL | — | ◇ UNVERIFIED |
| TMTechnical Machine | Blaine | MN | — | ◇ UNVERIFIED |
| TOTechnical Ordnance Solutions, LLC | Naples | FL | — | ◇ UNVERIFIED |
| TLTechni-cast LLC | South Gate | CA | — | ◇ UNVERIFIED |
| TOTechnifab of Virginia INC | North Tazewell | VA | — | ◇ UNVERIFIED |
