| EMExmark Manufacturing CO | Beatrice | NE | Fabricated Metal Product Manufacturing332212 | 100-499 | ◐ LIKELY ACTIVE |
| EMExotic Metals Forming Company LLC | Kent | WA | Fabricated Metal Product Manufacturing332919 | — | ◐ LIKELY ACTIVE |
Expanded Solutions LLC | Wewoka | OK | Primary Metal Manufacturing331221 | — | ◐ LIKELY ACTIVE |
| FMFabco Metal Products INC | Daytona Beach | FL | Fabricated Metal Product Manufacturing332312 | 100-499 | ◐ LIKELY ACTIVE |
| FSFabco Steel Fabrication INC | Fontana | CA | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| FMFabricated Metal Products | Milwaukee | WI | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
Fabricated Pipe INC | Fernwood | MS | Fabricated Metal Product Manufacturing332996 | 100-499 | ◐ LIKELY ACTIVE |
| FFabri-tech | Brookfield | WI | Fabricated Metal Product Manufacturing332322 | 20-99 | ◐ LIKELY ACTIVE |
| FBFag Bearings, LLC | Joplin | MO | Fabricated Metal Product Manufacturing332991 | — | ◐ LIKELY ACTIVE |
| FSFairchild Semiconductor Corp/wright Twp | Mountain Top | PA | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| FCFalls City Machine Technology | Louisville | KY | Fabricated Metal Product Manufacturing332439 | 1-19 | ◐ LIKELY ACTIVE |
| FCFalon Company | Highland Heights | OH | Fabricated Metal Product Manufacturing332911 | — | ◐ LIKELY ACTIVE |
F&b Mfg LLC | Phoenix | AZ | Fabricated Metal Product Manufacturing332116 | — | ◐ LIKELY ACTIVE |
| FFFederal Flange INC. | Houston | TX | Fabricated Metal Product Manufacturing332919 | 20-99 | ◐ LIKELY ACTIVE |
| FMFederal Mogul CORP | Greenville | MI | Fabricated Metal Product Manufacturing332999 | — | ◐ LIKELY ACTIVE |
| FSFederal Screw Works CO | Big Rapids | MI | Fabricated Metal Product Manufacturing332722 | 100-499 | ◐ LIKELY ACTIVE |
| FLFei LTD | Natural Bridge Station | VA | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
Felbro, INC. | Los Angeles | CA | Fabricated Metal Product Manufacturing332999 | — | ◐ LIKELY ACTIVE |
| FAFeldmeier Alabama Equipment, INC. | Montgomery | AL | Fabricated Metal Product Manufacturing332420 | 20-99 | ◐ LIKELY ACTIVE |
| FEFeldmeier Equipment | Syracuse | NY | Fabricated Metal Product Manufacturing332420 | 20-99 | ◐ LIKELY ACTIVE |
| FEFeldmeier Equipment - LF Riverside | Little Falls | NY | Fabricated Metal Product Manufacturing332420 | 20-99 | ◐ LIKELY ACTIVE |
| FBFelker Brothers Corporation | Marshfield | WI | Primary Metal Manufacturing331210 | 100-499 | ◐ LIKELY ACTIVE |
| FCFema CORP | Portage | MI | Fabricated Metal Product Manufacturing332912 | 100-499 | ◐ LIKELY ACTIVE |
| FIFernco INC | Davison | MI | Plastics and Rubber Products Manufacturing326122 | 100-499 | ◐ LIKELY ACTIVE |
| FTFinishing Technology INC | Hamilton | OH | Fabricated Metal Product Manufacturing332813 | 1-19 | ◐ LIKELY ACTIVE |
| FDFirst Dallas | Dallas | TX | Fabricated Metal Product Manufacturing332321 | 500+ | ◐ LIKELY ACTIVE |
| FBFisher Barton Blades | Watertown | WI | Wood Product Manufacturing321999 | 100-499 | ◐ LIKELY ACTIVE |
| FBFisher Barton Specialties, Inc. | Watertown | WI | Fabricated Metal Product Manufacturing332116 | 20-99 | ◐ LIKELY ACTIVE |
| FFFitzgerald Finishing LLC | Detroit | MI | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| FRFive Roses Company L L C | Jersey City | NJ | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| FIFlexaust INC | Amesbury | MA | Plastics and Rubber Products Manufacturing326220 | 1-19 | ◐ LIKELY ACTIVE |
| FIFlextm INC. | Wahpeton | ND | Fabricated Metal Product Manufacturing332119 | 20-99 | ◐ LIKELY ACTIVE |
| FAFlextronics America, LLC | Orangeburg | SC | Fabricated Metal Product Manufacturing332212 | 500+ | ◐ LIKELY ACTIVE |
| FAFlorida Aero Precision INC | Lake Park | FL | Fabricated Metal Product Manufacturing332912 | 20-99 | ◐ LIKELY ACTIVE |
| FPFlorida Plating & Finishing CORP | Miami | FL | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| FFlowserve | Cookeville | TN | Fabricated Metal Product Manufacturing332911 | — | ◐ LIKELY ACTIVE |
| FIFlowserve, INC. Facility | Springville | UT | Fabricated Metal Product Manufacturing332613 | — | ◐ LIKELY ACTIVE |
| FLFlowserve - Lynchburg Operations | Lynchburg | VA | Fabricated Metal Product Manufacturing332919 | — | ◐ LIKELY ACTIVE |
| FSFluid System Components INC | Depere | WI | Fabricated Metal Product Manufacturing332912 | 20-99 | ◐ LIKELY ACTIVE |
| FCForest City Technologies INC | Rockford | IL | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| FCForest City Technologies, Plant 8 (0247171014) | Wellington | OH | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| FMForged Metals INC | Fontana | CA | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| FRForge Racks and Dunnage | Connersville | IN | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| FIFormetco INC. | Duluth | GA | Fabricated Metal Product Manufacturing332311 | 100-499 | ◐ LIKELY ACTIVE |
| FMFormit Metal Fabricators LLC | York | PA | Fabricated Metal Product Manufacturing332312 | — | ◐ LIKELY ACTIVE |
| FWFort Worth F & D Head | Fort Worth | TX | Fabricated Metal Product Manufacturing332420 | 100-499 | ◐ LIKELY ACTIVE |
| FUForum US Inc/clearfield Plt | Clearfield | PA | Fabricated Metal Product Manufacturing332420 | — | ◐ LIKELY ACTIVE |
| FVFox Valley Metal-tech INC | Green Bay | WI | Fabricated Metal Product Manufacturing332117 | — | ◐ LIKELY ACTIVE |
| FDFrank Door Company | Newport | NC | Fabricated Metal Product Manufacturing332321 | 20-99 | ◐ LIKELY ACTIVE |
| FMFrantz Mfg CO - Bearing Div | Sterling | IL | Fabricated Metal Product Manufacturing332991 | — | ◐ LIKELY ACTIVE |