| FMFord Meter Box Company INC | Wabash | IN | Primary Metal Manufacturing331525 | 500+ | ◐ LIKELY ACTIVE |
| FMFord Motor Company - Sterling Plant | Sterling Heights | MI | Fabricated Metal Product Manufacturing332812 | 500+ | ◐ LIKELY ACTIVE |
| FMForemost Manufacturing CO INC | Union | NJ | Fabricated Metal Product Manufacturing332116 | 20-99 | ◐ LIKELY ACTIVE |
| FFForesight Finishing | Tempe | AZ | Fabricated Metal Product Manufacturing332813 | 100-499 | ◐ LIKELY ACTIVE |
| FPForged Products | Houston | TX | Fabricated Metal Product Manufacturing332111 | 20-99 | ◐ LIKELY ACTIVE |
| FGForge Group Star LLC | Freeport | IL | Fabricated Metal Product Manufacturing332111 | 20-99 | ◐ LIKELY ACTIVE |
| FWFort Wayne Anodizing Corporation | Fort Wayne | IN | Fabricated Metal Product Manufacturing332813 | 20-99 | ◐ LIKELY ACTIVE |
| FAFought and Company | Portland | OR | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| FCFulton County Processing LTD | Delta | OH | Primary Metal Manufacturing331221 | 100-499 | ◐ LIKELY ACTIVE |
| GRGambrinus Roller | Canton | OH | Fabricated Metal Product Manufacturing332991 | 20-99 | ◐ LIKELY ACTIVE |
| GTGa Telesis Landing Gear Services LLC | Medley | FL | Fabricated Metal Product Manufacturing332912 | — | ◐ LIKELY ACTIVE |
| GEG E Mathis | Chicago | IL | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| GMGe Medical Systems LLC | Milwaukee | WI | Fabricated Metal Product Manufacturing332721 | — | ◐ LIKELY ACTIVE |
| GDGeneral Dynamics Ots (pa) INC | Red Lion | PA | Fabricated Metal Product Manufacturing332992 | 100-499 | ◐ LIKELY ACTIVE |
| GPGeneral Partitions | Erie | PA | Fabricated Metal Product Manufacturing332311 | 20-99 | ◐ LIKELY ACTIVE |
| GPGibson Products | Houston | TX | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| GMGiese Manufacturing | Dubuque | IA | Fabricated Metal Product Manufacturing332322 | 20-99 | ◐ LIKELY ACTIVE |
| GIGiffin INC | Auburn Hills | MI | Fabricated Metal Product Manufacturing332322 | 100-499 | ◐ LIKELY ACTIVE |
| GMGillette Manufacturing | Boston | MA | Fabricated Metal Product Manufacturing332211 | — | ◐ LIKELY ACTIVE |
| GSGkn Sinter Metals | Gallipolis | OH | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| GSGkn Sinter Metals | Conover | NC | Fabricated Metal Product Manufacturing332117 | 20-99 | ◐ LIKELY ACTIVE |
| GSGkn Sinter Metals Dubois | Dubois | PA | Primary Metal Manufacturing331110 | 20-99 | ◐ LIKELY ACTIVE |
| GLGreat Lakes Towers LLC | Monroe | MI | Primary Metal Manufacturing331221 | 20-99 | ◐ LIKELY ACTIVE |
| GFGreenwood Fabricating & Plating LLC | Greenwood | SC | Fabricated Metal Product Manufacturing332812 | 100-499 | ◐ LIKELY ACTIVE |
| GOGreystone of Lincoln INC. | Lincoln | RI | Fabricated Metal Product Manufacturing332710 | 100-499 | ◐ LIKELY ACTIVE |
| GGGsi Group, LLC - Bremen Facility | Bremen | AL | Fabricated Metal Product Manufacturing332999 | 20-99 | ◐ LIKELY ACTIVE |
| GTG. Tanury Plating Company | Johnston | RI | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| GFGuaranteed Finishing Unlimited INC | Cleveland | OH | Fabricated Metal Product Manufacturing332813 | 20-99 | ◐ LIKELY ACTIVE |
| HLHackney Ladish INC | Russellville | AR | Plastics and Rubber Products Manufacturing326122 | 100-499 | ◐ LIKELY ACTIVE |
| HPHale Performance Coatings | Toledo | OH | Fabricated Metal Product Manufacturing332812 | 20-99 | ◐ LIKELY ACTIVE |
| HTHall Tank Company, LLC | North Little Rock | AR | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| HAH and G Marine Service INC | Perryville | MO | Fabricated Metal Product Manufacturing332117 | — | ◐ LIKELY ACTIVE |
| HDHass Door CO | Wauseon | OH | Wood Product Manufacturing321911 | 100-499 | ◐ LIKELY ACTIVE |
| HHHausner Hard Chrome | Elk Grove Village | IL | Fabricated Metal Product Manufacturing332813 | 20-99 | ◐ LIKELY ACTIVE |
| HHHausner Hard-chrome of Kentucky | Owensboro | KY | Fabricated Metal Product Manufacturing332813 | 100-499 | ◐ LIKELY ACTIVE |
| HSHaven Steel Products, INC. | Haven | KS | Primary Metal Manufacturing331513 | 20-99 | ◐ LIKELY ACTIVE |
| HAHearth and Home Technologies INC | Mount Pleasant | IA | Fabricated Metal Product Manufacturing332322 | 100-499 | ◐ LIKELY ACTIVE |
| HIHeatec, INC | Chattanooga | TN | Fabricated Metal Product Manufacturing332420 | 100-499 | ◐ LIKELY ACTIVE |
| HTHeat Transfer Products Group | Scottsboro | AL | Fabricated Metal Product Manufacturing332999 | 100-499 | ◐ LIKELY ACTIVE |
| HEHerbert E. Orr Company | Paulding | OH | Fabricated Metal Product Manufacturing332111 | 20-99 | ◐ LIKELY ACTIVE |
| HRH & R Screw Machine Products INC | Reed City | MI | Fabricated Metal Product Manufacturing332721 | 20-99 | ◐ LIKELY ACTIVE |
| HCHussman Corporation-bridgeton | Bridgeton | MO | Fabricated Metal Product Manufacturing332999 | 500+ | ◐ LIKELY ACTIVE |
| IIIcm INC | Colwich | KS | Fabricated Metal Product Manufacturing332312 | 100-499 | ◐ LIKELY ACTIVE |
| ICId Castings of Illinois LLC | Martinsville | IL | Primary Metal Manufacturing331511 | 20-99 | ◐ LIKELY ACTIVE |
| IAIndiana Automotive Fasteners Incorporated | Greenfield | IN | Fabricated Metal Product Manufacturing332721 | 500+ | ◐ LIKELY ACTIVE |
| IGIndiana Galvanizing LLC | Middlebury | IN | Fabricated Metal Product Manufacturing332812 | 20-99 | ◐ LIKELY ACTIVE |
| IHIndustrial Hard Chrome LTD | Geneva | IL | Fabricated Metal Product Manufacturing332813 | 20-99 | ◐ LIKELY ACTIVE |
Industrial Metal Finishing, INC. | Placentia | CA | Fabricated Metal Product Manufacturing332811 | — | ◐ LIKELY ACTIVE |
Industrial Motion Control, LLC | Wheeling | IL | Fabricated Metal Product Manufacturing332999 | — | ◐ LIKELY ACTIVE |
| IPIndustrial Plating Incorporated | Lafayette | IN | Fabricated Metal Product Manufacturing332813 | 20-99 | ◐ LIKELY ACTIVE |