 Experimental Machine, INC. | Hunt Valley | MD | — | ◇ UNVERIFIED |
| EGExpress Gage INC | Romeo | MI | — | ◇ UNVERIFIED |
| FIFabex INC | Saint Paul | MN | — | ◇ UNVERIFIED |
| FIFabtech INC | Goodhue | MN | — | ◇ UNVERIFIED |
| FTFab Tech Manufacturing INC | Prineville | OR | — | ◇ UNVERIFIED |
| FAFalcon Abrasive Manufacturing INC | Montclair | CA | — | ◇ UNVERIFIED |
| FFFalls Fabricating LLC | Little Falls | MN | — | ◇ UNVERIFIED |
| FSFalmer Screw Products & Mfg. | Youngstown | OH | — | ◇ UNVERIFIED |
| FPFederal Prison Industries, INC | Bruceton Mills | WV | — | ◇ UNVERIFIED |
| FIFerreus Industries INC | Bluffdale | UT | — | ◇ UNVERIFIED |
| FIFibertech INC. | Elberfeld | IN | — | ◇ UNVERIFIED |
| FIFikeco INC | Cynthiana | KY | — | ◇ UNVERIFIED |
| FLFine Line Fabricating INC | Phoenix | AZ | — | ◇ UNVERIFIED |
| FGFireblast Global INC | Corona | CA | — | ◇ UNVERIFIED |
| FFFlatline Fabrication INC | Portland | OR | — | ◇ UNVERIFIED |
| FIFlexmation INC | Burnsville | MN | — | ◇ UNVERIFIED |
| FPFocal Point Design LLC | Chaska | MN | — | ◇ UNVERIFIED |
| FMForestville Machine CO | Plainville | CT | — | ◇ UNVERIFIED |
| FLFormacoat LLC | Savage | MN | — | ◇ UNVERIFIED |
| FEFox Engineering LLC | Cambridge | MN | — | ◇ UNVERIFIED |
| FMFrb Machine, INC. | Emlenton | PA | — | ◇ UNVERIFIED |
| FRFred Ricci Tool Co., INC. | Johnston | RI | — | ◇ UNVERIFIED |
| FSFrontier Swiss LLC | Provo | UT | — | ◇ UNVERIFIED |
| FTFrontier Techni-kote Industries, LLC | Chino Valley | AZ | — | ◇ UNVERIFIED |
| GMGardner Metal Craft, INC. | Monroe | OH | — | ◇ UNVERIFIED |
| GMGaylord Machine & Fabrication LLC | Gaylord | MI | — | ◇ UNVERIFIED |
| GMGaylord Manufacturing CO | Ceres | CA | — | ◇ UNVERIFIED |
| GIGcl, INC. | Butler | PA | — | ◇ UNVERIFIED |
 Gem Manufacturing INC. | Rochester | NY | — | ◇ UNVERIFIED |
| GPGeneral Plastex, INC. | Barberton | OH | — | ◇ UNVERIFIED |
| GKG - K Machining INC | Cedar | MN | — | ◇ UNVERIFIED |
| GFGranite Falls Coating INC | Granite Falls | MN | — | ◇ UNVERIFIED |
| GSGreg Screw Machine Products, INC. | Wood Dale | IL | — | ◇ UNVERIFIED |
| GWGrinder Wear Parts, INC. | Largo | FL | — | ◇ UNVERIFIED |
| GFGround Force Worldwide, LLC (underground) | Post Falls | ID | — | ◇ UNVERIFIED |
| GTGruber Tool & Die, INC. | West Bend | WI | — | ◇ UNVERIFIED |
| GTGsl Technology INC | Jackson | MI | — | ◇ UNVERIFIED |
| GCGulf Coast Fabricators, INC. | Theodore | AL | — | ◇ UNVERIFIED |
| GMGutherys Machine Shop* | Neosho | MO | — | ◇ UNVERIFIED |
| GMGuy Metals INC | Hammond | WI | — | ◇ UNVERIFIED |
| GPGvl Polymers INC | Litchfield | MN | — | ◇ UNVERIFIED |
| HMHagel Metal Fabrication, INC. | East Peoria | IL | — | ◇ UNVERIFIED |
| HEHamilton Engineering Company INC. | Livonia | MI | — | ◇ UNVERIFIED |
| HMHarloff Manufacturing Company | Paw Paw | MI | — | ◇ UNVERIFIED |
| HMHarris Manufcaturing INC | Fresno | CA | — | ◇ UNVERIFIED |
| HIHartmanns INC | Abilene | TX | — | ◇ UNVERIFIED |
| HFH - F Manufacturing CO INC | Osseo | MN | — | ◇ UNVERIFIED |
| HMHialeah Metal Spinning | Hialeah | FL | — | ◇ UNVERIFIED |
| HSHostetler Sales & Construction LLC | Buffalo | MO | — | ◇ UNVERIFIED |
| HPHouser Products, LLC | Marion | OH | — | ◇ UNVERIFIED |
| HWH.t. Wade Enterprises, INC. | Browns Summit | NC | — | ◇ UNVERIFIED |
| HMHummel Machine & Tool CO | Kearny | NJ | — | ◇ UNVERIFIED |
| HHHunt & Hunt | Houston | TX | — | ◇ UNVERIFIED |
| HPHuntington Partners INC Dba Continental Tool Mfg | Lenexa | KS | — | ◇ UNVERIFIED |
| HPHygrade Precision Technologies, INC. | Plainville | CT | — | ◇ UNVERIFIED |
 Ideal Industries INC | Princeton | MN | — | ◇ UNVERIFIED |
| IMIker Manufacturing INC | Saint Michael | MN | — | ◇ UNVERIFIED |
| IFIndustrial Finishing Services INC | Perham | MN | — | ◇ UNVERIFIED |
| IMIndustrial Metal Cleaning Corporation | Norton Shores | MI | — | ◇ UNVERIFIED |
| IFInnovative Fabrication INC | Lowell | MA | — | ◇ UNVERIFIED |
| IMInnovative Metal Industries INC | San Bernardino | CA | — | ◇ UNVERIFIED |
| IMIntegrite Manufacturing CORP | Elk River | MN | — | ◇ UNVERIFIED |
| ITIntegrity Tool & Engineering | Ramsey | MN | — | ◇ UNVERIFIED |
| ICInternational Container CO. LLC | Holyoke | MA | — | ◇ UNVERIFIED |
| ITIron Tiger Manufacturing | Sedalia | MO | — | ◇ UNVERIFIED |
| JCJ - C Custom Tooling LLC | Lake Crystal | MN | — | ◇ UNVERIFIED |
| JEJ - E Manufacturing CO | Lakeville | MN | — | ◇ UNVERIFIED |
| JTJem Technical Marketing CO INC | Long Lake | MN | — | ◇ UNVERIFIED |
| JSJensen & Sons Ironworks LLC | Collinston | UT | — | ◇ UNVERIFIED |
| JIJim-n-i, INC. | Lewistown | MT | — | ◇ UNVERIFIED |
| JPJit Powder Coating Company | Farmington | MN | — | ◇ UNVERIFIED |
| JSJlm Specialty Coating Company LLC | Wabasha | MN | — | ◇ UNVERIFIED |
| JMJmd Manufacturing INC | Willmar | MN | — | ◇ UNVERIFIED |
| JFJml Fabrication LLC | Farmington | MN | — | ◇ UNVERIFIED |
| JMJnc Machining, LLC | San Jose | CA | — | ◇ UNVERIFIED |
| JBJoe Boehm Dba Boehm Machine | Gallatin | TN | — | ◇ UNVERIFIED |
| JRJoes Racing Products | Everett | WA | — | ◇ UNVERIFIED |
| JPJohn P. Downs, CO. | Dania | FL | — | ◇ UNVERIFIED |
| JRJ R Schneider Company, INC | Benicia | CA | — | ◇ UNVERIFIED |
| JHJrt Hunt, INC. | Tempe | AZ | — | ◇ UNVERIFIED |
| JVJ V Northwest INC | Canby | OR | — | ◇ UNVERIFIED |
| KIKage Innovation LLC | Stillwater | MN | — | ◇ UNVERIFIED |
| KMK-d Machine & Tool, INC. | Union | MO | — | ◇ UNVERIFIED |
| KMKimberly Machine INC | Garden Grove | CA | — | ◇ UNVERIFIED |
| KCKingsburg Cultivator INC | Kingsburg | CA | — | ◇ UNVERIFIED |
| KSKing Steel INC | Winder | GA | — | ◇ UNVERIFIED |
| KMKlw Manufacturing and Design | Arlington | WA | — | ◇ UNVERIFIED |
| KIKremin INC | Saginaw | MI | — | ◇ UNVERIFIED |
| KIKringstad Ironworks, INC. | Park River | ND | — | ◇ UNVERIFIED |
| KWKuhlman Welding and Lake Services, INC. | Spirit Lake | IA | — | ◇ UNVERIFIED |
| KEKyrie Enterprises LLC | Royal Oak | MI | — | ◇ UNVERIFIED |
| LFLabco Fabrication INC | Palmyra | NY | — | ◇ UNVERIFIED |
| LPLakeside Precision INC. | Dunkirk | NY | — | ◇ UNVERIFIED |
| LELamott Enterprises INC | Minneapolis | MN | — | ◇ UNVERIFIED |
| LCLas Cruces Machine Manufacturing & Engineering | Mesilla Park | NM | — | ◇ UNVERIFIED |
| L1Laser 1 Technology INC | Saint Paul | MN | — | ◇ UNVERIFIED |
| L1Laser 1 Technology INC | West Saint Paul | MN | — | ◇ UNVERIFIED |
| LCLaser Concepts, INC. | West Jordan | UT | — | ◇ UNVERIFIED |
| LELeading Edge Aerospace, LLC | Wichita | KS | — | ◇ UNVERIFIED |
| LTLenz Technology INC | Mountain View | CA | — | ◇ UNVERIFIED |
