| FIFabmetals, INC. | New Carlisle | OH | — | ◇ UNVERIFIED |
| FLFabricari, LLC | Kenner | LA | — | ◇ UNVERIFIED |
 Fabricated Components, INC | Stroudsburg | PA | — | ◇ UNVERIFIED |
| FIFabricated Industries INC | Keizer | OR | — | ◇ UNVERIFIED |
| FAFabricating Arts | Swannanoa | NC | — | ◇ UNVERIFIED |
| FSFabricating Solutions Inc. | Twinsburg | OH | — | ◇ UNVERIFIED |
| FSFabricating Solutions, LLC | Bridge City | TX | — | ◇ UNVERIFIED |
 Fabrication Technologies, INC | Las Vegas | NV | — | ◇ UNVERIFIED |
| FPFabricators Plus & Pcg Powder Coating | Muscatine | IA | — | ◇ UNVERIFIED |
| FSFabricators Service Company, INC. | Dayton | OH | — | ◇ UNVERIFIED |
| FIFabrico Incorporated | Champlin | MN | — | ◇ UNVERIFIED |
| FLFabritech LLC | Olive Branch | MS | — | ◇ UNVERIFIED |
| FMFabritech Manufacturing LLC | Morristown | TN | — | ◇ UNVERIFIED |
| FSFab Services INC. | Lafayette | LA | — | ◇ UNVERIFIED |
| FSFab Services LTD. | Waller | TX | — | ◇ UNVERIFIED |
| FIFabsouth, INC. | Troy | TN | — | ◇ UNVERIFIED |
| FLFabstar, LLC | High Point | NC | — | ◇ UNVERIFIED |
| FTFab Tek Metal Processing INC | Eugene | OR | — | ◇ UNVERIFIED |
| FIFabtronics, Inc. | Valdosta | GA | — | ◇ UNVERIFIED |
| FWFab Worx INC a California Corporation | Santa Rosa | CA | — | ◇ UNVERIFIED |
| FAF & a Fabricating, INC | Battle Creek | MI | — | ◇ UNVERIFIED |
| FFF.a.f.o. Fabrication, LLC | Richmond | VA | — | ◇ UNVERIFIED |
| FAFairmont Awards Manufacturing INC | Fairmont | MN | — | ◇ UNVERIFIED |
| FGFaist Greentek, LLC | Phoenix | AZ | — | ◇ UNVERIFIED |
| FFFalcon Fabrication, INC. | Laceys Spring | AL | — | ◇ UNVERIFIED |
| FMFalcon Metal Craft | Canby | OR | — | ◇ UNVERIFIED |
| FMFalcon Metalcraft INC | Canby | OR | — | ◇ UNVERIFIED |
| FMFalls Metal Fabricators & Industrial Services, LLC | Akron | OH | — | ◇ UNVERIFIED |
| FEFamous Enterprises, INC. | Mount Vernon | OH | — | ◇ UNVERIFIED |
| FGFarmers Gate INC | Campbellsville | KY | — | ◇ UNVERIFIED |
| FIFasco Industries Inc-cassville Plant | Cassville | MO | — | ◇ UNVERIFIED |
| FIFashion, INC. | Ottawa | KS | — | ◇ UNVERIFIED |
| FPFasteel Piering Systems LLC | Saint Louis | MO | — | ◇ UNVERIFIED |
| FFFast Fence of Texas, CORP. | Cypress | TX | — | ◇ UNVERIFIED |
| FLFast Lane Processing & Fabrication LLC | Loveland | CO | — | ◇ UNVERIFIED |
| FSFaust Sheet Metal Works, INC. | Lewes | DE | — | ◇ UNVERIFIED |
| FEFaxon Enterprises INC | San Antonio | TX | — | ◇ UNVERIFIED |
| FCF & C Professional Aluminum Railing CORP. | Plainfield | NJ | — | ◇ UNVERIFIED |
| FMFence Menders | Santa Ana | CA | — | ◇ UNVERIFIED |
| FMFence Menders INC | Santa Ana | CA | — | ◇ UNVERIFIED |
| FPFence Pros | Santa Ana | CA | — | ◇ UNVERIFIED |
| FFFenceTrac Fence Systems, Inc. | Jenks | OK | — | ◇ UNVERIFIED |
| FLFenico LLC | Commerce | CA | — | ◇ UNVERIFIED |
| FCFeralloy Corporation | Stockton | CA | — | ◇ UNVERIFIED |
| FFFerguson Fabrication LLC | Merlin | OR | — | ◇ UNVERIFIED |
| FRFerrell-ross Roll Manufacturing INC. | Hereford | TX | — | ◇ UNVERIFIED |
| FIFerro INC | West Valley | UT | — | ◇ UNVERIFIED |
| FIFerro Iron Products | Orange | CA | — | ◇ UNVERIFIED |
| FOFerus Outdoors LLC | Huntersville | NC | — | ◇ UNVERIFIED |
| FMFF Manufacturing Incorporated | Albany | OR | — | ◇ UNVERIFIED |
| FFF & F Sheet Metal and Fabrication, L.L.C. | Tiffin | OH | — | ◇ UNVERIFIED |
| FFF & F Sheet Metal and Fabrication, L.L.C. | Tiffin | OH | — | ◇ UNVERIFIED |
| FCFibrebond Corporation Dba International Supply Company | Edelstein | IL | — | ◇ UNVERIFIED |
| FWFielders Welding and Ornamental | Oxford | MS | — | ◇ 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 |
| FHFine Home Details, INC. | Providence | RI | — | ◇ UNVERIFIED |
| FMFine Metal Roof Tech LLC | Murray | UT | — | ◇ 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 |
| FHFirst Heating & Cooling LLC | Bridgeport | CT | — | ◇ UNVERIFIED |
| FHFirst Heating & Cooling LLC | New Canaan | CT | — | ◇ UNVERIFIED |
| FOFirst Oceanic LLC, a California limited liability company | Oceanside | CA | — | ◇ UNVERIFIED |
| FOFirst Oceanic LLC, a California limited liability company | Oceanside | CA | — | ◇ UNVERIFIED |
| FPFirst Process Steel, INC. | Tulsa | OK | — | ◇ UNVERIFIED |
| FIFischer Industries, INC. | Mequon | WI | — | ◇ UNVERIFIED |
| FHFisher Hamilton INC. Columbus Street | Two Rivers | WI | — | ◇ UNVERIFIED |
| FLFisher & Ludlow INC | Litchfield | IL | — | ◇ 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 |
| FIFlaherty Iron Works, INC. | Alexandria | VA | — | ◇ UNVERIFIED |
| FGFlambeaux Gas & Electric Lights, LLC | Westwego | LA | — | ◇ UNVERIFIED |
| FOFlannery of California | San Fernando | CA | — | ◇ UNVERIFIED |
| FIFlashco INC | Santa Rosa | CA | — | ◇ UNVERIFIED |
| FMFlashco Manufacturing Inc' | Woodland | WA | — | ◇ UNVERIFIED |
| FBFlashing By Design INC | Wyoming | MN | — | ◇ UNVERIFIED |
| FSFlexible Staffing of Georgia, INC. | Suwanee | GA | — | ◇ UNVERIFIED |
| FCFlexrake Corporation | Temple City | CA | — | ◇ UNVERIFIED |
| FCFlextronics Campus Addition Blk a Lot 2 | Plano | TX | — | ◇ UNVERIFIED |
| FTFliteway Technologies, INC. | Cudahy | WI | — | ◇ UNVERIFIED |
| FIFlocon, INC. | Cary | IL | — | ◇ UNVERIFIED |
| FIFloe International INC | Mcgregor | MN | — | ◇ UNVERIFIED |
| FIFloe International INC - East Building | Mcgregor | MN | — | ◇ UNVERIFIED |
| FWFlorence Welding & Machine Shop INC | Florence | OR | — | ◇ UNVERIFIED |
| FSFlorida Sheet Metal | Melbourne | FL | — | ◇ UNVERIFIED |
| FSFlorida Storm Panel Supply LLC | Opa Locka | FL | — | ◇ UNVERIFIED |
| FAFluid Air | Naperville | IL | — | ◇ UNVERIFIED |
| FSFlutes Sheet Metal, INC. | Ridgeway | VA | — | ◇ UNVERIFIED |
| FCFlux Concepts LLC | Philadelphia | PA | — | ◇ UNVERIFIED |
| FDFlux Design LLC | Portland | OR | — | ◇ UNVERIFIED |
| F5Fm 539 Plant | La Vernia | TX | — | ◇ UNVERIFIED |
| FNFmc - Norco Properties | Middleport | NY | — | ◇ UNVERIFIED |
| FDFNA Distribution LLC | Burleson | TX | — | ◇ UNVERIFIED |
| FMFocus Manufacturing | Willoughby | OH | — | ◇ UNVERIFIED |
