| SIScott-ford INC | Rock Island | IL | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| SSSl Surface Technologies | Camden | NJ | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| SCSousa CORP | West Hartford | CT | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| SISpur Industries INC | Spokane | WA | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| SLSpx Lindberg a Division of Spx Corporation | Watertown | WI | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| SHStandard Heat Treating | Cicero | IL | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| SPSteel Processing CO | Warren | MI | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| SHSuncoast Heat Treat INC | Palm Beach Gardens | FL | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| SHSyracuse Heat Treating CORP | Van Buren | NY | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| TITeam Industrial Services Harbor City | Harbor City | CA | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| TITeam Industrial Services INC | Huntington | WV | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| TSTechniques Surfaces USA INC | Kearney | NE | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| TPTemperature Processing CO | North Arlington | NJ | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| TSTemp-rite Steel Treating | Harrison Township | MI | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| TTThermo Techniques | Danville | IL | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| UPUS Prefinished Metals | Los Angeles | CA | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| VPValley Plating Incorporated | Springfield | MA | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| VHVarco Heat Treating CO | Garden Grove | CA | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| VIVarex Imaging Refurb Building 3 | Salt Lake City | UT | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| WCWall Colmonoy CORP. (0857730260) | Dayton | OH | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| WFWestside Flame Hardening INC | Westland | MI | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| WIWoodworth Industries INC | Hazel Park | MI | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| ZIZion Industries INC | Hildebran | NC | Fabricated Metal Product Manufacturing332811 | — | ◇ UNVERIFIED |
| 3T305 Travis Lane - Therm-tech of Waukesha, INC. | Waukesha | WI | Fabricated Metal Product Manufacturing332811 | 20-99 | ◐ LIKELY ACTIVE |
| ASAalberts Surface Technologies Aa, LLC | Lansing | MI | Fabricated Metal Product Manufacturing332811 | — | ◐ LIKELY ACTIVE |
| ASAalberts Surface Technologies Ab, INC. | Manchester | CT | Fabricated Metal Product Manufacturing332811 | — | ◐ LIKELY ACTIVE |
| ASAalberts Surface Technologies Oshkosh, INC. | Oshkosh | WI | Fabricated Metal Product Manufacturing332811 | — | ◐ LIKELY ACTIVE |
| ASAddison Support Service LLC | Columbia | SC | Fabricated Metal Product Manufacturing332811 | — | ◐ LIKELY ACTIVE |
| AHAl-fe Heat Treating-defiance LLC | Defiance | OH | Fabricated Metal Product Manufacturing332811 | — | ◐ LIKELY ACTIVE |
| AHAl-fe Heat Treating-ohio, LLC | Wadsworth | OH | Fabricated Metal Product Manufacturing332811 | — | ◐ LIKELY ACTIVE |
| AHAmerican Heat Treating Alabama, LLC | Anniston | AL | Fabricated Metal Product Manufacturing332811 | — | ◐ LIKELY ACTIVE |
| AHApollo Heat Treat/Titan Metalurgy | Oak Park | MI | Fabricated Metal Product Manufacturing332811 | 20-99 | ◐ LIKELY ACTIVE |
| AAAtmosphere Annealing Mt Hope | Lansing | MI | Fabricated Metal Product Manufacturing332811 | 20-99 | ◐ LIKELY ACTIVE |
| BHBennett Heat Treating and Brazing Co., INC. | Warminster | PA | Fabricated Metal Product Manufacturing332811 | — | ◐ LIKELY ACTIVE |
| BCBlue Chip Machining LLC | Caseville | MI | Fabricated Metal Product Manufacturing332811 | 1-19 | ◐ LIKELY ACTIVE |
| BTBluewater Thermal Solutions - Benton Harbor | Benton Harbor | MI | Fabricated Metal Product Manufacturing332811 | 20-99 | ◐ LIKELY ACTIVE |
| BTBluewater Thermal Solutions - Chicago Plant 2 | Northlake | IL | Fabricated Metal Product Manufacturing332811 | 20-99 | ◐ LIKELY ACTIVE |
| BTBluewater Thermal Solutions - Coldwater | Coldwater | MI | Fabricated Metal Product Manufacturing332811 | 20-99 | ◐ LIKELY ACTIVE |
| BTBluewater Thermal Solutions - Houston Heat Treat | Houston | TX | Fabricated Metal Product Manufacturing332811 | 1-19 | ◐ LIKELY ACTIVE |
| BTBluewater Thermal Solutions - Saint Mary's | Saint Mary's | PA | Fabricated Metal Product Manufacturing332811 | 20-99 | ◐ LIKELY ACTIVE |
| BTBluewater Thermal Solutions - South Bend | South Bend | IN | Fabricated Metal Product Manufacturing332811 | 20-99 | ◐ LIKELY ACTIVE |
| BFBodyCote Fort Wayne | Fort Wayne | IN | Fabricated Metal Product Manufacturing332811 | 1-19 | ◐ LIKELY ACTIVE |
| BGBodyCote Grand Rapids | Grand Rapids | MI | Fabricated Metal Product Manufacturing332811 | 20-99 | ◐ LIKELY ACTIVE |
| BGBodycote - Greenville | Dallas | TX | Fabricated Metal Product Manufacturing332811 | 20-99 | ◐ LIKELY ACTIVE |
| BHBodyCote Haggarty | Canton | MI | Fabricated Metal Product Manufacturing332811 | 20-99 | ◐ LIKELY ACTIVE |
| BHBodycote Haltom City | Haltom City | TX | Fabricated Metal Product Manufacturing332811 | 1-19 | ◐ LIKELY ACTIVE |
| BHBodyCote Holland | Holland | MI | Fabricated Metal Product Manufacturing332811 | 1-19 | ◐ LIKELY ACTIVE |
| BLBodyCote Livonia | Livonia | MI | Fabricated Metal Product Manufacturing332811 | 20-99 | ◐ LIKELY ACTIVE |
| BRBodycote Rancho Dominguez | Rancho Dominguez | CA | Fabricated Metal Product Manufacturing332811 | 20-99 | ◐ LIKELY ACTIVE |
| BRBodyCote Romulus | Romulus | MI | Fabricated Metal Product Manufacturing332811 | 1-19 | ◐ LIKELY ACTIVE |