| CIColmac Industries Site | Colville | WA | — | ◇ UNVERIFIED |
| CWColorado Water Jet Company | Berthoud | CO | — | ◇ UNVERIFIED |
| CTColumbian Tectank | Kansas City | KS | — | ◇ UNVERIFIED |
| CHCommercial Honing CO | Fontana | CA | — | ◇ UNVERIFIED |
| CSCommercial Sheet Metal | Canton | MA | — | ◇ UNVERIFIED |
| CMCompatible Manufacturing INC | Marion | MT | — | ◇ UNVERIFIED |
| CAConstellium-uacj Abs LLC | Bowling Green | KY | — | ◇ UNVERIFIED |
| CPContainer Products Corporation | Wilmington | NC | — | ◇ UNVERIFIED |
 Contech Engineered Solutions LLC | Fort Pierce | FL | — | ◇ UNVERIFIED |
| Contech Engineered Solutions LLC | Pinellas Park | FL | — | ◇ UNVERIFIED |
| CPControlled Precision Machining INC | Farmington Hills | MI | — | ◇ UNVERIFIED |
| CBCooper B-line | Aurora | CO | — | ◇ UNVERIFIED |
| CBCooper B-line INC | Sherman | TX | — | ◇ UNVERIFIED |
| CBCouvrette Building Systems | Salem | VA | — | ◇ UNVERIFIED |
| CDCox Design & Metal Fabrication INC | Altoona | IA | — | ◇ UNVERIFIED |
| CTCoyne Textile Services | Cleveland | OH | — | ◇ UNVERIFIED |
| CICraftsmen Industries Inc-clay St Plant | Saint Charles | MO | — | ◇ UNVERIFIED |
| CTCraig Technologies | Seaford | DE | — | ◇ UNVERIFIED |
 Creative Machining Technolgy | Corona | CA | — | ◇ UNVERIFIED |
| CMCreative Metalcraft CORP. | Hiram | GA | — | ◇ UNVERIFIED |
| CICreativison, INC. Dba Performance Display & Millwork | Grimes | IA | — | ◇ UNVERIFIED |
| CLCr Laurence CO INC | Vernon | CA | — | ◇ UNVERIFIED |
 Crown Products Company INC | Jacksonville | FL | — | ◇ UNVERIFIED |
| CTCrown Tank CO LLC | Horseheads | NY | — | ◇ UNVERIFIED |
| CMCrystal Metalworks | Hatfield | PA | — | ◇ UNVERIFIED |
| CPC&s Plating & Machine | Trenton | GA | — | ◇ UNVERIFIED |
| CPCurbs Plus INC | El Dorado | KS | — | ◇ UNVERIFIED |
| CRCurrent River Die Sinking | Doniphan | MO | — | ◇ UNVERIFIED |
| CCCustom Container Solutions | Lewisburg | PA | — | ◇ UNVERIFIED |
| CCCustom Container Valley Can LLC | Hadley | PA | — | ◇ UNVERIFIED |
| CMCustom Metals of Virginia | Manassas | VA | — | ◇ UNVERIFIED |
| CMCygnus Mfg CO LLC | Saxonburg | PA | — | ◇ UNVERIFIED |
| DIDaman Industrial Services | East Brady | PA | — | ◇ UNVERIFIED |
| DIDanser INC | Parkersburg | WV | — | ◇ UNVERIFIED |
| DHDave Hunter CO LLC | Albany | OR | — | ◇ UNVERIFIED |
 Dayton Superior CORP | Elk Grove Village | IL | — | ◇ UNVERIFIED |
| DSDecimet Sales INC | Rogers | MN | — | ◇ UNVERIFIED |
| DSDelo Screw Products | Delaware | OH | — | ◇ UNVERIFIED |
| DMDesigner Metal Works and Lighting, INC. | Ontario | CA | — | ◇ UNVERIFIED |
| DFDesign Form INC | Stanton | CA | — | ◇ UNVERIFIED |
| DEDesman Engineering INC | Alexandria | MN | — | ◇ UNVERIFIED |
| DCDff CORP | Agawam | MA | — | ◇ UNVERIFIED |
| DSDietze & Schell Manufacturing Solutions Na, INC. | Anderson | SC | — | ◇ UNVERIFIED |
| DTDigital Tool & Automation | Ramsey | MN | — | ◇ UNVERIFIED |
| DMDimar Manufacturing | Cheektowaga | NY | — | ◇ UNVERIFIED |
| DCDiversified Components INC | Jamestown | NY | — | ◇ UNVERIFIED |
| DFDiversified Fabricators, INC. | Clinton Township | MI | — | ◇ UNVERIFIED |
| DIDiversified Industries INC | Troutville | VA | — | ◇ UNVERIFIED |
| DTDiversified Tool & Development | Richmond | KY | — | ◇ UNVERIFIED |
 Donaldson CO INC - Minneapolis | Bloomington | MN | — | ◇ UNVERIFIED |
| DSDoudney Sheet Metal Works INC | Sarasota | FL | — | ◇ UNVERIFIED |
| DEDragon Esp | Lamar | CO | — | ◇ UNVERIFIED |
| DPDragon Products | La Porte | TX | — | ◇ UNVERIFIED |
| DCDroitcour Company Cone Dept | Warwick | RI | — | ◇ UNVERIFIED |
| DSD & S Machine Products, INC | Aurora | IN | — | ◇ UNVERIFIED |
| DMDuffin Mfg CO | Elyria | OH | — | ◇ UNVERIFIED |
| DPDurasteel Products CO | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| DSDurr Systems, INC. | Plymouth | MI | — | ◇ UNVERIFIED |
| DSDuss Screw Products | Newbury Park | CA | — | ◇ UNVERIFIED |
| DCDuvinge Corporation | Hagerstown | MD | — | ◇ UNVERIFIED |
| DMDyna Mek CORP | La Vergne | TN | — | ◇ UNVERIFIED |
| EIEagle Innovations INC. | Hurricane | UT | — | ◇ UNVERIFIED |
| EMEagle Machine Products | Sterling Heights | MI | — | ◇ UNVERIFIED |
| EMEagle Metalcraft, INC. | East Syracuse | NY | — | ◇ UNVERIFIED |
| EPEagle Precision Tooling INC | Erie | PA | — | ◇ UNVERIFIED |
| ESEastern Sheet Metal INC | Dothan | AL | — | ◇ UNVERIFIED |
| EREast River Metals Incorporated | Rocky Gap | VA | — | ◇ UNVERIFIED |
| EMEaton Metal Products CO | Denver | CO | — | ◇ UNVERIFIED |
| ESEaton Steel Corp-taylor | Taylor | MI | — | ◇ UNVERIFIED |
| EIEckman Industries INC | Richmond | CA | — | ◇ UNVERIFIED |
| EIEdker Industries INC | Cinnaminson | NJ | — | ◇ UNVERIFIED |
| EMEd's Machining & Fabrication | Wray | CO | — | ◇ UNVERIFIED |
| EOEdwards Ornamental Iron INC | Jacksonville | FL | — | ◇ UNVERIFIED |
| EPEldeco Pipe and Fabrication LLC | Richburg | SC | — | ◇ UNVERIFIED |
| EBElectroimpact Building G | Mukilteo | WA | — | ◇ UNVERIFIED |
| EIElectrolabs INC | Fraser | MI | — | ◇ UNVERIFIED |
| ECElectronic Chrome & Grinding Company | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| EMElement Materials Technology | Daleville | IN | — | ◇ UNVERIFIED |
| EMElkins Machine & Tool-romulus | Romulus | MI | — | ◇ UNVERIFIED |
| ECEllwood City Forge - X Plant | Ellwood City | PA | — | ◇ UNVERIFIED |
| EIEngineering & Industrial Services Incorporated | Logansport | IN | — | ◇ UNVERIFIED |
| EIEngines, Incorporated | Milton | WV | — | ◇ UNVERIFIED |
| EIEnglish Ironworks INC. | Sarasota | FL | — | ◇ UNVERIFIED |
| EMEnoch Manufacturing Company | Clackamas | OR | — | ◇ UNVERIFIED |
| EOEnsley Ornamental Iron Company INC | Birmingham | AL | — | ◇ UNVERIFIED |
| EDEntrust Datacard | Shakopee | MN | — | ◇ UNVERIFIED |
| ENExcelco Newbrook INC | Silver Creek | NY | — | ◇ UNVERIFIED |
| EIExcel Ind | Clarence | NY | — | ◇ UNVERIFIED |
| ESExtra Space Storage | Portland | OR | — | ◇ UNVERIFIED |
| FEFaber Enter INC | Canoga Park | CA | — | ◇ UNVERIFIED |
| FIFabral INC | Gridley | IL | — | ◇ UNVERIFIED |
| FCFabrication Concepts INC | Palm | PA | — | ◇ UNVERIFIED |
| FFabtech | Freeport | NY | — | ◇ UNVERIFIED |
| FBFairway Bldg Products LLC | Hamilton Twp | NJ | — | ◇ UNVERIFIED |
| FMFalso Metal Fabricating | Syracuse | NY | — | ◇ UNVERIFIED |
| FIFashion INC | Ottawa | KS | — | ◇ UNVERIFIED |
| FIFcmp INC | Tonawanda | NY | — | ◇ UNVERIFIED |
| FPFc Phillips INC | Stoughton | MA | — | ◇ UNVERIFIED |
| FEFeldmeier Equipment | Fernley | NV | — | ◇ UNVERIFIED |
 Fema Corporation of Michigan INC | Otsego | MI | — | ◇ UNVERIFIED |
