| CSConcrete Systems, INC. | Albuquerque | NM | — | ◇ UNVERIFIED |
| CDConsolidated Drum Reconditioning | Montebello | CA | — | ◇ UNVERIFIED |
| CEConsolidated Equipment Group | Fosston | MN | — | ◇ UNVERIFIED |
| CFConsolidated Fabricators CORP | Vernon | CA | — | ◇ UNVERIFIED |
| CAConstruction Attachments, INC. | Lenoir | NC | — | ◇ UNVERIFIED |
| CPConstruction Products, LLC of Tennessee | Jackson | TN | — | ◇ UNVERIFIED |
| CMContainer Management Services | Portland | OR | — | ◇ UNVERIFIED |
| CMContainer Management Services | Portland | OR | — | ◇ UNVERIFIED |
| CMContainer Management Services, | Richmond | CA | — | ◇ UNVERIFIED |
| CBContinental Bridge | Alexandria | MN | — | ◇ UNVERIFIED |
| CConxtech | Woodland | CA | — | ◇ UNVERIFIED |
| CIConxtech INC | Hayward | CA | — | ◇ UNVERIFIED |
| CTCook Tractor Parts INC 351 Rd | Clinton | MO | — | ◇ UNVERIFIED |
| CBCooper B-line INC | Sherman | TX | — | ◇ UNVERIFIED |
| CBCooper B-line INC | Troy | IL | — | ◇ UNVERIFIED |
| CSCooper's Steel Fabricators | Shelbyville | TN | — | ◇ UNVERIFIED |
| CVCordeiro Vault CO INC | Elk Grove | CA | — | ◇ UNVERIFIED |
| CCowelco | Long Beach | CA | — | ◇ UNVERIFIED |
| CCCraft Concrete Products INC | Cary | IL | — | ◇ UNVERIFIED |
| CCCrane Cams INC | Daytona Beach | FL | — | ◇ UNVERIFIED |
| CDCreative Display Panels | Newbury Park | CA | — | ◇ UNVERIFIED |
| CRC & R Sales Inc/dba Kretzschmar Steel | Colton | CA | — | ◇ UNVERIFIED |
| CSCrummitt & Son Vault CORP. | Martins Ferry | OH | — | ◇ UNVERIFIED |
| CCCruz Containers INC | Bloomington | CA | — | ◇ UNVERIFIED |
| CCCruz Containers Logistics INC | Riverside | CA | — | ◇ UNVERIFIED |
| CSCrystal Steel Memphis, LLC | Gallaway | TN | — | ◇ UNVERIFIED |
| CCCst Covers | Conroe | TX | — | ◇ UNVERIFIED |
| CBCustom Building Products | N Las Vegas | NV | — | ◇ UNVERIFIED |
| CFCustom Firescreen INC | Des Moines | IA | — | ◇ UNVERIFIED |
| CMCustom Metal Fabricators INC | Richmond | VA | — | ◇ UNVERIFIED |
| CFC&w Fabricators | Gardner | MA | — | ◇ UNVERIFIED |
| DCDana CORP Perfect Circle Div | Hastings | NE | — | ◇ UNVERIFIED |
| DDDana Driveshaft Manufacturing LLC | Sterling | IL | — | ◇ UNVERIFIED |
| DSDana Sealing Products, LLC | Milwaukee | WI | — | ◇ UNVERIFIED |
| DADanos and Curole Marine Contractors, LLC | Larose | LA | — | ◇ UNVERIFIED |
| DMDanuser Machine Company LLC | Fulton | MO | — | ◇ UNVERIFIED |
| DMDanuser Machine Company LLC | Fulton | MO | — | ◇ UNVERIFIED |
| DSDanville Steel | Danville | IL | — | ◇ UNVERIFIED |
| DBDavis Boat Works INC | Newport News | VA | — | ◇ UNVERIFIED |
| DIDavis Iron Works Operations | Hewitt | TX | — | ◇ UNVERIFIED |
| DTDavis Trailer & Truck Equipment | Little Rock | AR | — | ◇ UNVERIFIED |
| DEDawn Equipment CO | Sycamore | IL | — | ◇ UNVERIFIED |
| DIDayton Industrial Drum Incorporated | Dayton | OH | — | ◇ UNVERIFIED |
 Dayton Superior Corporation | Birmingham | AL | — | ◇ UNVERIFIED |
| DCDean Column Incorporated | Fitchburg | MA | — | ◇ UNVERIFIED |
| DSDelta Steel Company INC | Jackson | MS | — | ◇ UNVERIFIED |
| DIDempster Industries | Beatrice | NE | — | ◇ UNVERIFIED |
| DWDerby Welding and Machine Co., INC. | Louisville | KY | — | ◇ UNVERIFIED |
| DUDesotec US LLC | Red Bluff | CA | — | ◇ UNVERIFIED |
| DIDevivo Industries INC. | Waterbury | CT | — | ◇ UNVERIFIED |
| DCD-g Custom Chrome LLC | Cincinnati | OH | — | ◇ UNVERIFIED |
| DCDicicco Concrete Products CO | Chicago Heights | IL | — | ◇ UNVERIFIED |
| DIDiebold INC | Sumter | SC | — | ◇ UNVERIFIED |
| DDDillon Decanter & Machine INC | Eleanor | WV | — | ◇ UNVERIFIED |
| DJDisanti J Concrete CORP | Howell, Township of | NJ | — | ◇ UNVERIFIED |
| DCDitty Container INC | South El Monte | CA | — | ◇ UNVERIFIED |
| DDDitty Drum | Orange | CA | — | ◇ UNVERIFIED |
| DSDiversified Steel Fabricators, INC. | Wetumpka | AL | — | ◇ UNVERIFIED |
| D5Division 5, LLC (dba Structural Steel of Carolina) | Hickory | NC | — | ◇ UNVERIFIED |
| DSDixie Southern Industrial INC | Auburndale | FL | — | ◇ UNVERIFIED |
| DTDixie Tractor | Princeton | WV | — | ◇ UNVERIFIED |
| DJD & J Metal Products, INC. | Memphis | TN | — | ◇ UNVERIFIED |
| DEDomries Enterprises INC. | Madera | CA | — | ◇ UNVERIFIED |
| DCDonahue CORP | Durham | KS | — | ◇ UNVERIFIED |
| DDonaldson | Grinnell | IA | — | ◇ UNVERIFIED |
| DEDoor Engineering & Manufacturing | Kasota | MN | — | ◇ UNVERIFIED |
| DDDorma Door Controls | Reamstown | PA | — | ◇ UNVERIFIED |
 Dormakaba USA Inc/east Cocalico | Reamstown | PA | — | ◇ UNVERIFIED |
| DTDrs Training & Control Systems LLC | Fort Walton Beach | FL | — | ◇ UNVERIFIED |
| DMDrum Mfg Plt | Cushing | OK | — | ◇ UNVERIFIED |
| DPDrum Parts Midwest CO | Thornton | IL | — | ◇ UNVERIFIED |
| DRDrum Recyclers, INC. | Florida | FL | — | ◇ UNVERIFIED |
| DSDrum Service, INC. | Chattanooga | TN | — | ◇ UNVERIFIED |
| DDrumtech | Saint Louis | MO | — | ◇ UNVERIFIED |
| DBDs Brown\lewis Engineering Division | Chaska | MN | — | ◇ UNVERIFIED |
| DPDukane Precast INC | Plainfield | IL | — | ◇ UNVERIFIED |
| DRDuke Refining CORP | High Point | NC | — | ◇ UNVERIFIED |
| DEDynamic Enterprises INC | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| DIDynamic Industries INC | New Iberia | LA | — | ◇ UNVERIFIED |
| DIDynamic Industries INC - Lake Charles Facility | Lake Charles | LA | — | ◇ UNVERIFIED |
 Dynamic Industries - Topside West Yard | New Iberia | LA | — | ◇ UNVERIFIED |
| DODynamic Offshore Contractors INC | New Iberia | LA | — | ◇ UNVERIFIED |
| DWDynamic West Virginia - Site 1 | Morgantown | WV | — | ◇ UNVERIFIED |
| ESEaglespan Steel Structures | Fort Collins | CO | — | ◇ UNVERIFIED |
| ETEagle Tubular Products INC | Alton | IL | — | ◇ UNVERIFIED |
| EVEastern Vault Company INC | Princeton | WV | — | ◇ UNVERIFIED |
| EIEastpointe Industries | Muskogee | OK | — | ◇ UNVERIFIED |
| EIEckel Industries Noise Control Technologies | Cambridge | MA | — | ◇ UNVERIFIED |
| ECE & C Precast Concrete, INC. | Littleton | CO | — | ◇ UNVERIFIED |
| EFEdsco Fasteners | Denton | TX | — | ◇ UNVERIFIED |
| EPEga Products INC | Brookfield | WI | — | ◇ UNVERIFIED |
| ESEldorado Stone - Greencastle (antrim Commons) | Greencastle | PA | — | ◇ UNVERIFIED |
| ESEldorado Stone Mfg Plt | Greencastle | PA | — | ◇ UNVERIFIED |
| ESEldorado Stone (prev. Stonecraft) | Pueblo | CO | — | ◇ UNVERIFIED |
| ESEldorado Stone Royal City Facility | Royal City | WA | — | ◇ UNVERIFIED |
| EBEldridge Bag Plant | Eldridge | IA | — | ◇ UNVERIFIED |
| EIElm-cap Industries, INC | West Hartford | CT | — | ◇ UNVERIFIED |
| ECElmhurst Chicago Stone | Elgin | IL | — | ◇ UNVERIFIED |
| ESElm Solutions CORP | Seattle | WA | — | ◇ UNVERIFIED |
| EMEmats Manufacturing, LLC | Cedar Bluff | VA | — | ◇ UNVERIFIED |
