| RDRoto Die CO INC | Philadelphia | PA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| RCRoto-die Company, INC. | Alpharetta | GA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| RIRpn INC | Morristown | TN | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
 Rti Remmele Engineering Big Lake - Plant 40 | Big Lake | MN | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| RMRushford Machine & Manufacturing CO | Rushford | NY | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| RTRxc Technologies | San Jose | CA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SESaeilo Enterprises | Worcester, City of | MA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SISatterfield INC. | Alexander City | AL | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SESiemens Energy, INC | Geismar | LA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SMSignet Machine INC | Grandville | MI | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SMSmiths Machine and Welding Company INC | Brookhaven | MS | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SISnyder Industries INC | Seattle | WA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SPSoramatic Precision Machining | Warren | MI | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SBSotek Belrix | Hamburg | NY | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SGSpecialty Groups INC Shop | Lost Creek | WV | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SFSpx Flow US LLC - Millstead Way | Rochester | NY | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
 Standard Machine Works INC | Houston | TX | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| STStandard Technologies & Machine CO | Wilmington | DE | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SIStanley Industries INC | Warrensville Hts | OH | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SLSt. Louis Metallizing Company | St. Louis | MO | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SPSulzer Pumps | Portland | OR | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SPSulzer Pump Services (us) INC. | Mobile | AL | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SMSuperior Machine & Pattern, INC. | Talladega | AL | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| TITeam Industrial Services INC. | Mobile | AL | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| TGTechnetics Group Daytona | Daytona Beach | FL | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| TGTed Grob Corporation | Grafton | WI | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| TTek-am | Springfield | VA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| TSTell Steel | Long Beach | CA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| TCTimkensteel CORP | Houston | TX | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| TSTinco Sheet Metal INC. | Los Angeles | CA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| TITotal Industries | South Bend | IN | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| TBToufayan Bakery INC | Ridgefield | NJ | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| TTTowne Technologies INC | Somerville | NJ | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| TTTregets Tool & Engineering | Jackson | MI | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| TATri Angle Metal Fab | Milton | VT | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| TMTrident Machine Technologies, INC. | Hammond | IN | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| TMTri-matics Mfg | Harrison Township | MI | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| TFTst Fab & Machine, LLC | Chesapeake | VA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| TPTweco Products | Wichita | KS | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| UCUniversal Compression INC | Tulsa | OK | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| UIU.s.c.g. Isc San Pedro | San Pedro | CA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| USUtility Specialized Metals | Sun Valley | CA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| VWValve & Wellhead Specialists | Scott | LA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| WNWartsila N.a. INC. | Fort Lauderdale | FL | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| WTWasatch Tool & Die, INC | Salt Lake City | UT | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| WMWcm Manufacturing LLC | Cypress | CA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| WEWeedon Engineering Co, INC | Jacksonville | FL | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| WIWestern Industrial Machine | Westminster | MD | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| WRWhite Racker CO INC | Elk Grove Village | IL | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| WMWilliams Machine Works Inc, Facility Number 2 | Pascagoula | MS | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
