| FSFab Services INC. | Lafayette | LA | — | ◇ UNVERIFIED |
| FSFab Services LTD. | Waller | TX | — | ◇ UNVERIFIED |
| FLFabstar, LLC | High Point | NC | — | ◇ UNVERIFIED |
| FIFabtronics, Inc. | Valdosta | GA | — | ◇ UNVERIFIED |
| FFFairchild Fastener Group Rosan | Santa Ana | CA | — | ◇ UNVERIFIED |
| FAFairmont Awards Manufacturing INC | Fairmont | MN | — | ◇ UNVERIFIED |
| FGFaist Greentek, LLC | Phoenix | AZ | — | ◇ UNVERIFIED |
| FMFalcon Metal Craft | Canby | OR | — | ◇ UNVERIFIED |
| FMFalcon Metalcraft INC | Canby | OR | — | ◇ UNVERIFIED |
| FMFalls Metal Fabricators & Industrial Services, LLC | Akron | OH | — | ◇ UNVERIFIED |
| FPFannon Products LLC | Algonac | MI | — | ◇ UNVERIFIED |
| FIFasco Industries Inc-cassville Plant | Cassville | MO | — | ◇ UNVERIFIED |
| FPFasteel Piering Systems LLC | Saint Louis | MO | — | ◇ UNVERIFIED |
| FLFast Lane Processing & Fabrication LLC | Loveland | CO | — | ◇ UNVERIFIED |
| FEFaxon Enterprises INC | San Antonio | TX | — | ◇ UNVERIFIED |
| FLFenico LLC | Commerce | CA | — | ◇ UNVERIFIED |
| FCFeralloy Corporation | Stockton | CA | — | ◇ UNVERIFIED |
| FRFerrell-ross Roll Manufacturing INC. | Hereford | TX | — | ◇ UNVERIFIED |
| FFF & F Sheet Metal and Fabrication, L.L.C. | Tiffin | OH | — | ◇ UNVERIFIED |
| FCFibrebond Corporation Dba International Supply Company | Edelstein | IL | — | ◇ UNVERIFIED |
| FDFifty Door Partners, LLC. | New Windsor | NY | — | ◇ UNVERIFIED |
| FAFincher and Sons Pipe and Steel | Caddo | OK | — | ◇ UNVERIFIED |
| FMFindlay Machine and Tool INC | Findlay | OH | — | ◇ UNVERIFIED |
| FBFinishing Brands LLC Dba Bgk Finishing Systems | Blaine | MN | — | ◇ UNVERIFIED |
| FTFinishing Technologies INC. | Tulsa | OK | — | ◇ UNVERIFIED |
| FFFireball Fab and Metal Sales LLC | Little Canada | MN | — | ◇ UNVERIFIED |
| FMFirelands Manufacturing, LLC | Plymouth | OH | — | ◇ UNVERIFIED |
| FEFirst Electronics Company | Boston | MA | — | ◇ UNVERIFIED |
| FOFirst Oceanic LLC, a California limited liability company | Oceanside | CA | — | ◇ UNVERIFIED |
| FOFirst Oceanic LLC, a California limited liability company | Oceanside | CA | — | ◇ UNVERIFIED |
| FHFisher Hamilton INC. Columbus Street | Two Rivers | WI | — | ◇ UNVERIFIED |
| FMFisher Metal Fabricating, LLC | Walbridge | OH | — | ◇ UNVERIFIED |
| FFFishing for Gold INC Dba Bishops Jewelry Gallery | Fairbanks | AK | — | ◇ UNVERIFIED |
| FFFissori Fabrication LLC | Azle | TX | — | ◇ UNVERIFIED |
| FPFive-M Property LLC | Shelby Township | MI | — | ◇ UNVERIFIED |
| FSFive Star Industries, INC. | Macomb | MI | — | ◇ UNVERIFIED |
| FGFlambeaux Gas & Electric Lights, LLC | Westwego | LA | — | ◇ UNVERIFIED |
| FMFlashco Manufacturing Inc' | Woodland | WA | — | ◇ UNVERIFIED |
| FCFlexrake Corporation | Temple City | CA | — | ◇ UNVERIFIED |
| FLFlight Labs LLC | Phoenix | AZ | — | ◇ UNVERIFIED |
| FTFliteway Technologies, INC. | Cudahy | WI | — | ◇ UNVERIFIED |
| FIFlocon, INC. | Cary | IL | — | ◇ UNVERIFIED |
| FWFlorence Welding & Machine Shop INC | Florence | OR | — | ◇ UNVERIFIED |
| FSFlorida Sheet Metal | Melbourne | FL | — | ◇ UNVERIFIED |
| FAFluid Air | Naperville | IL | — | ◇ UNVERIFIED |
| FEFluidyne Engineering Corporation | Plymouth | MN | — | ◇ UNVERIFIED |
| FMFocus Manufacturing | Willoughby | OH | — | ◇ UNVERIFIED |
| FWFocus Workforce Management, INC. | Payson | UT | — | ◇ UNVERIFIED |
| FGForm Grind Corporation | Rcho Sta Marg | CA | — | ◇ UNVERIFIED |
| FMForrest Machine Products Company, LLC | Lexington | OH | — | ◇ UNVERIFIED |
