| FCFlatiron Construction - Dia Batch Plant | Denver | CO | — | ◇ UNVERIFIED |
| FPFlatiron Premix CO | Frederick, 0.4 Mi S of | CO | — | ◇ UNVERIFIED |
| FRFlora Ready Mix INC | Flora | IL | — | ◇ UNVERIFIED |
| FCFlorence Concrete Products INC | Florence | SC | — | ◇ UNVERIFIED |
| FPFlorence Plant | Florence | AZ | — | ◇ UNVERIFIED |
| FEFlores Enterprises Fireworks | Goliad | TX | — | ◇ UNVERIFIED |
| FCFlorida Cirtech INC | Union | IL | — | ◇ UNVERIFIED |
| FFFlorida Floats, INC. | Jacksonville | FL | — | ◇ UNVERIFIED |
| FFFlorida Floats, INC. | Jacksonville | FL | — | ◇ UNVERIFIED |
| FRFlorida Rock Industries | Cairo | GA | — | ◇ UNVERIFIED |
| FRFlorida Rock Industries INC | Jacksonville | FL | — | ◇ UNVERIFIED |
| FSFlorrent South Deerfield | South Deerfield | MA | — | ◇ UNVERIFIED |
| FCFlotek Chemistry | Monahans | TX | — | ◇ UNVERIFIED |
| FPFlow Polymers INC | Stratford | CT | — | ◇ UNVERIFIED |
| FJFloyd Johnston Construction CO INC | Clovis | CA | — | ◇ UNVERIFIED |
| FIFluoro-seal International, LLC | Lackawanna | NY | — | ◇ UNVERIFIED |
| FFFly & Form, INC. | Atlanta | GA | — | ◇ UNVERIFIED |
| FRFlynn Ready Mix Concrete CO | Elizabeth | IL | — | ◇ UNVERIFIED |
| FRFnh Ready Mix - Forreston | Forreston | IL | — | ◇ UNVERIFIED |
| FRFnh Ready Mix - Freeport | Freeport | IL | — | ◇ UNVERIFIED |
| FRFnh Ready Mix - Lanark | Lanark | IL | — | ◇ UNVERIFIED |
| FBFolium Biosciences, LLC | Colorado Springs | CO | — | ◇ UNVERIFIED |
| FRFolsom Ready Mix | Anderson | CA | — | ◇ UNVERIFIED |
| FRFolsom Ready Mix, INC. - #2 Plant | Roseville | CA | — | ◇ UNVERIFIED |
| FRFoothill Ready Mix | Red Bluff | CA | — | ◇ UNVERIFIED |
| FCForeverboard California INC | Shafter | CA | — | ◇ UNVERIFIED |
| FMFormer Milpark | Intracoastal City | LA | — | ◇ UNVERIFIED |
| FIFormulation Integration Labs & Logistics LLC | Waconia | MN | — | ◇ UNVERIFIED |
| FMForrester Manufacturing CO. INC. | Buford | GA | — | ◇ UNVERIFIED |
| FRForrest Redi-mix INC | Forrest | IL | — | ◇ UNVERIFIED |
| FRForsyth Redi Mix Concrete | Rural Hall | NC | — | ◇ UNVERIFIED |
| FCFort Collins Ready Mix INC | Fort Collins | CO | — | ◇ UNVERIFIED |
| FForterra | South Kingstown | RI | — | ◇ UNVERIFIED |
| FBForterra Bar Nunn Precast Yard | Casper | WY | — | ◇ UNVERIFIED |
| FCForterra Concrete Operations | Waxahachie | TX | — | ◇ UNVERIFIED |
| FCForterra Concrete Products - Duluth | Duluth | MN | — | ◇ UNVERIFIED |
| FCForterra Concrete Products - Shakopee | Shakopee | MN | — | ◇ UNVERIFIED |
| FPForterra Pipe and Precast | Jackson | MS | — | ◇ UNVERIFIED |
| FPForterra Pipe & Precast Houston Facility | Houston | TX | — | ◇ UNVERIFIED |
| FPForterra Pipe & Precast - Little Rock | Little Rock | AR | — | ◇ UNVERIFIED |
| FPForterra Pipe & Precast LLC | New Caney | TX | — | ◇ UNVERIFIED |
| FPForterra Pipe & Precast, LLC | South Beloit | IL | — | ◇ UNVERIFIED |
| FPForterra Pipe & Precast, LLC | San Antonio | TX | — | ◇ UNVERIFIED |
| FPForterra Pipe & Precast, LLC | Green Cove Springs | FL | — | ◇ UNVERIFIED |
| FPForterra Pipe & Precast - Shafter | Shafter | CA | — | ◇ UNVERIFIED |
| FPForterra Pressure Pipe Grand Prairie | Grand Prairie | TX | — | ◇ UNVERIFIED |
| FHFort Hood Ready Mix | Fort Hood | TX | — | ◇ UNVERIFIED |
| FPFort Prince Portable | Wellford | SC | — | ◇ UNVERIFIED |
| FNFortress North America LLC | Rocklin | CA | — | ◇ UNVERIFIED |
| FCFortuna Construction CO. INC. | Walton Hills | OH | — | ◇ UNVERIFIED |
| FUFort Union Activated Carbon F | Campbell County | WY | — | ◇ UNVERIFIED |
| FUFort Union Activated Carbon Facility | Campbell | WY | — | ◇ UNVERIFIED |
| FLFosmf, LLC | Tulsa | OK | — | ◇ UNVERIFIED |
| FSFoster Sand & Gravel CO | Corona | CA | — | ◇ UNVERIFIED |
| FSFour Star Chemical | Vernon | CA | — | ◇ UNVERIFIED |
| FWFour Winds Concrete, INC. | Center Valley | PA | — | ◇ UNVERIFIED |
| FAFox Aggregates | Carbondale, 3.5 Mi Nw of | CO | — | ◇ UNVERIFIED |
| FMFrancis Melvin, INC. | Prentice | WI | — | ◇ UNVERIFIED |
| FRFrankfort Ready Mix Plant 24 | Frankfort | KS | — | ◇ UNVERIFIED |
| FCFranklin County Concrete - Washington | Washington | MO | — | ◇ UNVERIFIED |
| FRFranklin Ready Mix Concrete Inc, Plant Number 2 | Bude | MS | — | ◇ UNVERIFIED |
| FFFrc Fiber CO. Lmtd | Tuscaloosa | AL | — | ◇ UNVERIFIED |
| FRFredonia Ready Mix | Fredonia | KS | — | ◇ UNVERIFIED |
| FWFred Weber INC | Morton | IL | — | ◇ UNVERIFIED |
| FIFreedomsmokeusa, INC. | Tucson | AZ | — | ◇ UNVERIFIED |
| FFFreeman Finishing INC | San Jose | CA | — | ◇ UNVERIFIED |
| FPFreeman Pit | Post Falls | ID | — | ◇ UNVERIFIED |
 Freeman Rock, INC. | Gold Beach | OR | — | ◇ UNVERIFIED |
| FIFrencharoma Imports INC | Carlstadt | NJ | — | ◇ UNVERIFIED |
| FPF-s Prestress, LLC | Hattiesburg | MS | — | ◇ UNVERIFIED |
| FEFujifilm Electronic Materials, INC | Salt Lake City | UT | — | ◇ UNVERIFIED |
| FFFuji Film Electronic Materials USA | Queen Creek | AZ | — | ◇ UNVERIFIED |
| FSFulcrum Sierra Biofuels, LLC | Mccarran | NV | — | ◇ UNVERIFIED |
| FVFumizer - Valencia | Valencia | CA | — | ◇ UNVERIFIED |
| FFFuture Foam INC Dba Foam Craft INC | Fullerton | CA | — | ◇ UNVERIFIED |
| GCGa Crossings and Railroad Products | South Sioux City | NE | — | ◇ UNVERIFIED |
| GBGage Brothers Concrete Products, INC. | Sioux Falls | SD | — | ◇ UNVERIFIED |
| GRGaines Rd Rmc Plant | Sugar Land | TX | — | ◇ UNVERIFIED |
| GCGainesville Concrete Batch Plant | Gainesville | TX | — | ◇ UNVERIFIED |
| GBGalesburg Builders Supply #2 | Galesburg | IL | — | ◇ UNVERIFIED |
| GBGalesburg Builders Supply CO | Galesburg | IL | — | ◇ UNVERIFIED |
| GSGallup Sand and Gravel - 150tph Concrete Batch Plant No1191 | Gallup | NM | — | ◇ UNVERIFIED |
| GSGallup Sand & Gravel/plant 2 Concrt__326 | Gallup | NM | — | ◇ UNVERIFIED |
| GSGalvacor South | Jacksonville | FL | — | ◇ UNVERIFIED |
| GGGamble & Gamble, INC. | Sanborn | NY | — | ◇ UNVERIFIED |
| GFGarage Force of Tyler | Wills Point | TX | — | ◇ UNVERIFIED |
| GCGarden City Plant | Garden City | TX | — | ◇ UNVERIFIED |
| GCGarden City Ready Mix 1 (portable)(air) | Garden City | KS | — | ◇ UNVERIFIED |
| GCGarden City Ready Mix (colby) | Ulysses | KS | — | ◇ UNVERIFIED |
| GCGarden City Ready Mix, Inc. | Garden City | KS | — | ◇ UNVERIFIED |
| GCGate Concrete Products Company | Oxford | NC | — | ◇ UNVERIFIED |
| GPGate Precast | Hillsboro | TX | — | ◇ UNVERIFIED |
| GRGatesville Ready Mix | Gatesville | TX | — | ◇ UNVERIFIED |
| G8Gateway 85 Portable | Lowell | NC | — | ◇ UNVERIFIED |
| GIGateway Industrial Park | Lackawanna | NY | — | ◇ UNVERIFIED |
| GMGavco Materials, Inc. | New Stanton | PA | — | ◇ UNVERIFIED |
| GMGavco Materials, Inc. | Carmichaels | PA | — | ◇ UNVERIFIED |
| GEGayton Enterprises | Saint Charles | IL | — | ◇ UNVERIFIED |
| GCGb Construction - Junction City | Junction City | CA | — | ◇ UNVERIFIED |
| GCGb Construction - Lewiston | Lewiston | CA | — | ◇ UNVERIFIED |
