| CMConcept Machine - Design INC | Rabbit Hash | KY | — | ◇ UNVERIFIED |
| CICoxreels INC | Tempe | AZ | — | ◇ UNVERIFIED |
| CMCp Metal Crafters, INC. | Grover | NC | — | ◇ UNVERIFIED |
| CDCreative Design & Machining INC. | South Abington Township | PA | — | ◇ UNVERIFIED |
 Creative Machining Technologies, INC. | East Moline | IL | — | ◇ UNVERIFIED |
| CWCreative Wood Products, INC. | Jackson | NJ | — | ◇ UNVERIFIED |
| CTCriterion Tool & Die, INC. | Brookpark | OH | — | ◇ UNVERIFIED |
| CPCritical Path Metalworks INC | Silver Cliff | CO | — | ◇ UNVERIFIED |
| CMCr Manufacturing | Grand Island | NE | — | ◇ UNVERIFIED |
| CECs Eng., INC. | Montgomery | AL | — | ◇ UNVERIFIED |
| CAC.t. and S. Metalworks, INC. | Irving | TX | — | ◇ UNVERIFIED |
| CBCustom Biogenic Systems INC | Romeo | MI | — | ◇ UNVERIFIED |
| CCCustom Conveyor Corporation | Rogers | MN | — | ◇ UNVERIFIED |
| CCCustom Cutting Millworks, INC. | Oklahoma City | OK | — | ◇ UNVERIFIED |
| CECustom Expansion Joints | Liberty | MO | — | ◇ UNVERIFIED |
| CFCustom Fabricated Metals, LLC | Fontana | CA | — | ◇ UNVERIFIED |
| CMCustom Machine & Tool CO INC | Hanover | MA | — | ◇ UNVERIFIED |
| CECutting Edge Manufacturing Company, INC. | Phoenix | AZ | — | ◇ UNVERIFIED |
| DIDae Industries | Louisville | KY | — | ◇ UNVERIFIED |
| DTDagry Tooling INC | Owatonna | MN | — | ◇ UNVERIFIED |
| DTDas Technologies | Paw Paw | MI | — | ◇ UNVERIFIED |
| DADatum a Industries INC | Maple Plain | MN | — | ◇ UNVERIFIED |
| DHDayspring Hardwood & Moulding INC | Prineville | OR | — | ◇ UNVERIFIED |
| DIDcg-pmi, INC. | Bethel | CT | — | ◇ UNVERIFIED |
| DSDeep South Machinist, LLC | Lafayette | LA | — | ◇ UNVERIFIED |
| DIDelta Iron Works INC | Detroit | MI | — | ◇ UNVERIFIED |
| DMDenver Machine Shop, INC. | Henderson | CO | — | ◇ UNVERIFIED |
| DSDesign Synthesis | San Diego | CA | — | ◇ UNVERIFIED |
| DTDiverse Tooling, INC. | Plymouth | WI | — | ◇ UNVERIFIED |
| DWDiversified Welding, INC. | West Fargo | ND | — | ◇ UNVERIFIED |
| DMD.n. Machining, INC. | Bradenton | FL | — | ◇ UNVERIFIED |
| DRDock Rite INC | Hutchinson | MN | — | ◇ UNVERIFIED |
| DIDrasgow INC | Gainesville | NY | — | ◇ UNVERIFIED |
| DIDrp Industries | Granbury | TX | — | ◇ UNVERIFIED |
| DRD & R Steel Construction, INC. | Towanda | PA | — | ◇ UNVERIFIED |
| DPDuralum Products, INC | Sacramento | CA | — | ◇ UNVERIFIED |
| DMDutchman Manufacturing Company LLC | Traverse City | MI | — | ◇ UNVERIFIED |
| DCDynamic Conveyor CORP | Norton Shores | MI | — | ◇ UNVERIFIED |
| ELEconomasters, LLC | Tulsa | OK | — | ◇ UNVERIFIED |
| EAEdge Automation INC | Saint Michael | MN | — | ◇ UNVERIFIED |
| ETEdm Tech Center INC | Minneapolis | MN | — | ◇ UNVERIFIED |
| EJEdwin J. Mckenica & Sons, INC. | Buffalo | NY | — | ◇ UNVERIFIED |
| EPE&h Premier Machine, INC. | Luxemburg | WI | — | ◇ UNVERIFIED |
| EPEidemiller Precision Machining | Milford | MI | — | ◇ UNVERIFIED |
| EAEl Arca Iron Works Mfg INC | Bellflower | CA | — | ◇ UNVERIFIED |
| EAElc American, Corporation | Bayville | NJ | — | ◇ UNVERIFIED |
| ETElite Tool LLC | Moscow Mills | MO | — | ◇ UNVERIFIED |
| EHEmil Hans Tool LLC Dba B - E Tool | Minneapolis | MN | — | ◇ UNVERIFIED |
| EFEmpire Foundry Production & Reclaim | Waterloo | IA | — | ◇ UNVERIFIED |
| EMEmpire Metal Products, INC. | Phoenix | AZ | — | ◇ UNVERIFIED |
| ESEmpire State Specialty Metals, INC. | Springville | NY | — | ◇ UNVERIFIED |
| ELEmw LLC | Middleton | MA | — | ◇ UNVERIFIED |
| EPEnterprise Pattern - Prototype INC | Jordan | MN | — | ◇ UNVERIFIED |
| EIEpcor Industrial, INC. | Elk Grove Village | IL | — | ◇ UNVERIFIED |
| EMExeter Machine CO INC | Lomira | WI | — | ◇ UNVERIFIED |
 Experimental Machine, INC. | Hunt Valley | MD | — | ◇ 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 | Beaver | WV | — | ◇ 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 |
| 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 |
| 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 |
| GLGoodwin Lumber Company, INC. | Micanopy | FL | — | ◇ UNVERIFIED |
| GWGrinder Wear Parts, INC. | Largo | FL | — | ◇ UNVERIFIED |
| GFGround Force Worldwide, LLC (underground) | Post Falls | ID | — | ◇ UNVERIFIED |
| GTGsl Technology INC | Jackson | MI | — | ◇ UNVERIFIED |
| GCGulf Coast Fabricators, INC. | Theodore | AL | — | ◇ UNVERIFIED |
| GMGutherys Machine Shop* | Neosho | MO | — | ◇ UNVERIFIED |
| GPGvl Polymers INC | Litchfield | MN | — | ◇ UNVERIFIED |
| HMHagel Metal Fabrication, INC. | East Peoria | IL | — | ◇ UNVERIFIED |
| HEHamilton Engineering Company INC. | Livonia | MI | — | ◇ UNVERIFIED |
| HFHardwood Floors of Hillsboro, LLC | Hillsboro | WI | — | ◇ 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 |
