| SOStripmasters of Illinois | Granite City | IL | — | ◇ UNVERIFIED |
| SLSturdy Lantern Manufacturing | Franklin | MA | — | ◇ UNVERIFIED |
| SFSturgis Foundry Corporation | Sturgis | MI | — | ◇ UNVERIFIED |
| SPSulzer Pumps | Portland | OR | — | ◇ UNVERIFIED |
| SPSulzer Pump Services (us) INC. | Mobile | AL | — | ◇ UNVERIFIED |
| SWSunshine Welding, Scallop | Port Canaveral | FL | — | ◇ UNVERIFIED |
| SDSuperior Derrick Services LLC | New Iberia | LA | — | ◇ UNVERIFIED |
| SMSuperior Machine & Pattern, INC. | Talladega | AL | — | ◇ UNVERIFIED |
| SSSuperior Spindle Service LLC | Taylor | MI | — | ◇ UNVERIFIED |
| SCSupreme Cores, Incorporated | Milwaukee | WI | — | ◇ UNVERIFIED |
| SGSupreme Gear CO | Fraser | MI | — | ◇ UNVERIFIED |
| SSSupreme Steel Portland | Portland | OR | — | ◇ UNVERIFIED |
| SLSwarovski Lighting LTD | Plattsburgh | NY | — | ◇ UNVERIFIED |
| SPSycamore Precision Machine INC | Genoa | IL | — | ◇ UNVERIFIED |
| SMSyltone Marine INC | Gulfport | MS | — | ◇ UNVERIFIED |
| SCSymons CORP | Des Plaines | IL | — | ◇ UNVERIFIED |
| SMSynventive Molding Solutions | Peabody | MA | — | ◇ UNVERIFIED |
| TGTait Global LLC | Lititz | PA | — | ◇ UNVERIFIED |
| TFT&b Foundry Company | Cleveland | OH | — | ◇ UNVERIFIED |
| TITeam Industrial Services INC. | Mobile | AL | — | ◇ UNVERIFIED |
| TGTechnetics Group Daytona | Daytona Beach | FL | — | ◇ UNVERIFIED |
| TGTed Grob Corporation | Grafton | WI | — | ◇ UNVERIFIED |
| TTek-am | Springfield | VA | — | ◇ UNVERIFIED |
| TITeledyne Instruments - Analytical Instruments | City of Industry | CA | — | ◇ UNVERIFIED |
| TSTell Steel | Long Beach | CA | — | ◇ UNVERIFIED |
| TSTesla Service Center | Pensacola | FL | — | ◇ UNVERIFIED |
| TFTexas Foundaries | Lufkin | TX | — | ◇ UNVERIFIED |
| TSTexas Steel CO | Fort Worth | TX | — | ◇ UNVERIFIED |
| TBThe Blanchester Foundry CO | Blanchester | OH | — | ◇ UNVERIFIED |
| TCThe C.a. Lawton CO. | Minster | OH | — | ◇ UNVERIFIED |
| TFThe Foundry INC | Mead | WA | — | ◇ UNVERIFIED |
| TGThe General Casting Company - Toledo Street | Delaware | OH | — | ◇ UNVERIFIED |
| TEThermo Electron | Pittsburgh | PA | — | ◇ UNVERIFIED |
| TMThermo-rite Mfg. CO. (1677010540) | Akron | OH | — | ◇ UNVERIFIED |
| TSThe Shredder Company | Canutillo | TX | — | ◇ UNVERIFIED |
| TFThistle Foundry | Bluefield | VA | — | ◇ UNVERIFIED |
| TPThreaded Products CO | Richmond | MI | — | ◇ UNVERIFIED |
| TCTimkensteel CORP | Houston | TX | — | ◇ UNVERIFIED |
| TSTinco Sheet Metal INC. | Los Angeles | CA | — | ◇ UNVERIFIED |
| TWTitan Wheel Company of Virginia, LLC | Saltville | VA | — | ◇ UNVERIFIED |
| TJT J Mold and Tool CO INC | Saint Johnsbury | VT | — | ◇ UNVERIFIED |
| TITms Intl Llc/eighty Four Fac | Eighty Four | PA | — | ◇ UNVERIFIED |
| TCTonys Clnr | Lancaster | PA | — | ◇ UNVERIFIED |
| TGTool Gauge & Machine Works INC | Tacoma | WA | — | ◇ UNVERIFIED |
| TKTool King INC | Wheeling | IL | — | ◇ UNVERIFIED |
| TITotal Industries | South Bend | IN | — | ◇ UNVERIFIED |
| TVTotal Valve Solutions Formerly Enerflex Energy Systems INC. | Casper | WY | — | ◇ UNVERIFIED |
| TBToufayan Bakery INC | Ridgefield | NJ | — | ◇ UNVERIFIED |
| TTTowne Technologies INC | Somerville | NJ | — | ◇ UNVERIFIED |
| TCTpc Ctp Sheeetmetal Division | Indianapolis | IN | — | ◇ UNVERIFIED |
| TMTp Mechanical Dc Fabrication | Columbus | OH | — | ◇ UNVERIFIED |
| TOTracker Ozark | Ozark | MO | — | ◇ UNVERIFIED |
| TOTransitional Opportunities CORP | Binghamton | NY | — | ◇ UNVERIFIED |
| TTTregets Tool & Engineering | Jackson | MI | — | ◇ UNVERIFIED |
| TATri Angle Metal Fab | Milton | VT | — | ◇ UNVERIFIED |
| TMTrident Machine Technologies, INC. | Hammond | IN | — | ◇ UNVERIFIED |
| TMTri-matics Mfg | Harrison Township | MI | — | ◇ UNVERIFIED |
| TMTri-way Manufacturing | Roseville | MI | — | ◇ UNVERIFIED |
| TATrw Automotive - Machine Bldg Division | Winona | MN | — | ◇ UNVERIFIED |
| TBT&s Brass & Bronze Works INC | Travelers Rest | SC | — | ◇ UNVERIFIED |
| TFTst Fab & Machine, LLC | Chesapeake | VA | — | ◇ UNVERIFIED |
| TTT & T Quality Electronics INC | Garden Grove | CA | — | ◇ UNVERIFIED |
| TMTucker's Machine and Steel Service INC. | Leesburg | FL | — | ◇ UNVERIFIED |
| TSTurbo Systems Incorporated | Kings Mountain | NC | — | ◇ UNVERIFIED |
| TCTurner Coatings INC. | Mulberry | FL | — | ◇ UNVERIFIED |
| TSTurner & Seymour Manufacturing Company | Torrington | CT | — | ◇ UNVERIFIED |
| TCTusco Casting CORP. | Lodi | CA | — | ◇ UNVERIFIED |
| TTwb | Smyrna | TN | — | ◇ UNVERIFIED |
| TTwb | Glasgow | KY | — | ◇ UNVERIFIED |
| TCTwb Company | Monroe | MI | — | ◇ UNVERIFIED |
| TCTwb Company, L.l.c. | Antioch | TN | — | ◇ UNVERIFIED |
| UWUnitized West | Chehalis | WA | — | ◇ UNVERIFIED |
| UCUniversal Compression INC | Tulsa | OK | — | ◇ UNVERIFIED |
| UMUniversal Marine & Industrial Services | Mobile | AL | — | ◇ UNVERIFIED |
| UPUpper Peninsula Machine & Engineering CO | Powers | MI | — | ◇ UNVERIFIED |
| UNUsag Natick Ssc | Natick | MA | — | ◇ UNVERIFIED |
| UTUSA Today National Rack Center | Murfreesboro | TN | — | ◇ UNVERIFIED |
| UCUS Casting | Canton | OH | — | ◇ UNVERIFIED |
| UDU.s. Doe Central Training Facility | Kingston | TN | — | ◇ UNVERIFIED |
| UKUsdoe Kansas City National Security Campus (kcnsc) Nm Operations (nmo) | Albuquerque | NM | — | ◇ UNVERIFIED |
| USU S Forgecraft CORP. | Fort Smith | AR | — | ◇ UNVERIFIED |
| ULUS Lock & Hdwr Co/columbia | Columbia | PA | — | ◇ UNVERIFIED |
| UNUS Naval Weapons Station Yorktown - Cheatham Annex | Yorktown | VA | — | ◇ UNVERIFIED |
| UPU.s. Pipe Fabrication | Olivehurst | CA | — | ◇ UNVERIFIED |
| USU S Pipe & Foundry Company INC | Burlington Township | NJ | — | ◇ UNVERIFIED |
| UGUssc Group INC | Exton | PA | — | ◇ UNVERIFIED |
| USUS Steel - Ambridge | Ambridge | PA | — | ◇ UNVERIFIED |
| USUtility Specialized Metals | Sun Valley | CA | — | ◇ UNVERIFIED |
| VNVae Nortrak Cheyenne Inc/north America INC | Cheyenne | WY | — | ◇ UNVERIFIED |
| VIValmet INC | Hudson Falls | NY | — | ◇ UNVERIFIED |
| VWValve & Wellhead Specialists | Scott | LA | — | ◇ UNVERIFIED |
| VDVelvet Drive Transmissions | New Bedford | MA | — | ◇ UNVERIFIED |
| VMVermette Machine Company, INC. | Hammond | IN | — | ◇ UNVERIFIED |
| VIVermilion Iron Works | Hoopeston | IL | — | ◇ UNVERIFIED |
| VAVermont Aerospace Manufacturing | Lyndonville | VT | — | ◇ UNVERIFIED |
| VUVesuvius USA | Fisher | IL | — | ◇ UNVERIFIED |
| VCVictaulic CO Amer/allentown Facility | Allentown | PA | — | ◇ UNVERIFIED |
| VFVictaulic-horizon Facility | Nephi | UT | — | ◇ UNVERIFIED |
| VPViking Pump Inc-alloys Foundry | Cedar Falls | IA | — | ◇ UNVERIFIED |
| VMVilter Manufacturing Corporation - Milwaukee | Milwaukee | WI | — | ◇ UNVERIFIED |
