 Fiba Technologies | Westborough | MA | Machinery Manufacturing333912 | — | ◇ UNVERIFIED |
| FAFig Abington LLC | Abington | MA | Machinery Manufacturing333292 | — | ◇ UNVERIFIED |
 Filtration Group INC | Aurora | IL | Machinery Manufacturing333411 | — | ◇ UNVERIFIED |
| FPFine Pitch Tech | Fremont | CA | Machinery Manufacturing333310 | — | ◇ UNVERIFIED |
| FFFinishing First INC | Denver | CO | Machinery Manufacturing333912 | — | ◇ UNVERIFIED |
| FCFire Combat Div of Sensor Electronics | Marinette | WI | Machinery Manufacturing333999 | — | ◇ UNVERIFIED |
| FSFisher Scientific | Pittsburgh | PA | Machinery Manufacturing333314 | — | ◇ UNVERIFIED |
| FCFives Cinetic Automation | Farmington Hills | MI | Machinery Manufacturing333516 | — | ◇ UNVERIFIED |
| FLFki Logistex Intergration, INC | Arlington | TN | Machinery Manufacturing333922 | — | ◇ UNVERIFIED |
| FCFlanders CORP - Flanders Precisionaire | Saint Petersburg | FL | Machinery Manufacturing333411 | — | ◇ UNVERIFIED |
| FMFleming Machine & Welding Shop, INC. | Knoxville | TN | Machinery Manufacturing333319 | — | ◇ UNVERIFIED |
 Flexible Metal Hose Mfg CO | Costa Mesa | CA | Machinery Manufacturing333319 | — | ◇ UNVERIFIED |
| FCFlink CO | Streator | IL | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| FHFlint Hydrostatics INC | Memphis | TN | Machinery Manufacturing333996 | — | ◇ UNVERIFIED |
| FOFlir Ocg | Charlotte | NC | Machinery Manufacturing333310 | — | ◇ UNVERIFIED |
| FFlowserve | West Chicago | IL | Machinery Manufacturing333911 | — | ◇ UNVERIFIED |
| FCFlowserve CORP Scranton Pmc | Clarks Summit | PA | Machinery Manufacturing333911 | — | ◇ UNVERIFIED |
| FCFlowserve CORP Springboro Ops | Springboro | OH | Machinery Manufacturing333911 | — | ◇ UNVERIFIED |
| FUFlowserve Us, INC. | Waverly | WV | Machinery Manufacturing333995 | — | ◇ UNVERIFIED |
| FSFl Smidth Inc/manheim Fka Fuller CO | Manheim | PA | Machinery Manufacturing333912 | — | ◇ UNVERIFIED |
| FPFluid Power Products INC | Tickfaw | LA | Machinery Manufacturing333911 | — | ◇ UNVERIFIED |
| FSFluid Systems INC | Fairfield | NJ | Machinery Manufacturing333298 | — | ◇ UNVERIFIED |
| FCFmc CORP | Hoopeston | IL | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| FCFmc CORP Sweeper Div | Pomona | CA | Machinery Manufacturing333319 | — | ◇ UNVERIFIED |
| FEFmc Energy Systems | Houston | TX | Machinery Manufacturing333132 | — | ◇ UNVERIFIED |
| FCFmh Conveyors LLC | Hampton | VA | Machinery Manufacturing333922 | — | ◇ UNVERIFIED |
| FIFoley INC | Piscataway | NJ | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| FPFood Process Systems | Lodi | WI | Machinery Manufacturing333241 | — | ◇ UNVERIFIED |
| FGFoote-jones/illinois Gear | Chicago | IL | Machinery Manufacturing333612 | — | ◇ UNVERIFIED |
| FTForest Technologies INC | Salem | OR | Machinery Manufacturing333994 | — | ◇ UNVERIFIED |
| FCFormer Cardinal Grain | Columbia City | IN | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| FCFormer Coperion K-tron Salina INC | Salina | KS | Machinery Manufacturing333922 | — | ◇ UNVERIFIED |
| FLFormer Laundry Stop | Beech Grove | IN | Machinery Manufacturing333312 | — | ◇ UNVERIFIED |
| FNFormer / No Longer Operating Here Twin City Fan Companies LTD. | Sioux Falls | SD | Machinery Manufacturing333413 | — | ◇ UNVERIFIED |
| FPFormost Packaging Machines INC | Woodinville | WA | Machinery Manufacturing333294 | — | ◇ UNVERIFIED |
| FRForm Roll Die CORP | Worcester | MA | Machinery Manufacturing333515 | — | ◇ UNVERIFIED |
| FIForsberg INC | Thief River Falls | MN | Machinery Manufacturing333998 | — | ◇ UNVERIFIED |
| FEForsyth Eng. & Machine CORP | Houston | TX | Machinery Manufacturing333318 | — | ◇ UNVERIFIED |
| FEFortna Equipment LLC | Louisville | KY | Machinery Manufacturing333922 | — | ◇ UNVERIFIED |
| FFForum Flow Equipment Mfg | Davis | OK | Machinery Manufacturing333132 | — | ◇ UNVERIFIED |
| FMFourway Machinery Sales | Jackson | MI | Machinery Manufacturing333517 | — | ◇ UNVERIFIED |
| FTFrame Tool Company | Manchester | TN | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| FJFrank J. Zamboni Co., INC | Paramount | CA | Machinery Manufacturing333248 | — | ◇ UNVERIFIED |
| FEFranklin Equipment CO | Franklin | VA | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| FWFrank Wagner and Son | Ontario | CA | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| FCFred Cain Farm Equipment Company | Danville | KY | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| FMFreedom Motorsports | Princeton | WV | Machinery Manufacturing333996 | — | ◇ UNVERIFIED |
| FIFrimo INC - 50685 | Wixom | MI | Machinery Manufacturing333512 | — | ◇ UNVERIFIED |
| FPFristam Pumps INC | Middleton | WI | Machinery Manufacturing333911 | — | ◇ UNVERIFIED |
| FHFulton Heating Solutions INC | Syracuse | NY | Machinery Manufacturing333414 | — | ◇ UNVERIFIED |
