| CMClassic Metals | Denver | CO | — | ◇ UNVERIFIED |
| CFClayton Fabrication and Metal Works INC. | Sikeston | MO | — | ◇ UNVERIFIED |
| CSClegg Steel | Salt Lake City | UT | — | ◇ UNVERIFIED |
| CSClermont Steel Fabricating, LLC | Batavia | OH | — | ◇ UNVERIFIED |
| CMCleveland Manufacturing CO | Sweetwater | TN | — | ◇ UNVERIFIED |
| CYCleveland Yutaka Corporation | Shelby | NC | — | ◇ UNVERIFIED |
| CKCliff Koppe Metals | Kelso | WA | — | ◇ UNVERIFIED |
| CMC&L Metal Sales LLC | Portland | OR | — | ◇ UNVERIFIED |
| CFCls Fabrication INC | Bend | OR | — | ◇ UNVERIFIED |
| CFCLUTCH FABRICATION & DESIGN LLC | Bloomington | IN | — | ◇ UNVERIFIED |
| CFCLUTCH FABRICATION & DESIGN LLC | Bloomington | IN | — | ◇ UNVERIFIED |
| CACMA Acquisitions, Inc. | Saint Joseph | MO | — | ◇ UNVERIFIED |
| CACmc Anchoring Systems | Salisbury | NC | — | ◇ UNVERIFIED |
| CCCmc Construction Svc | Kailua | HI | — | ◇ UNVERIFIED |
| CJCmc Joist and Deck Sc | Eastover | SC | — | ◇ UNVERIFIED |
| CJCmc Joist and Deck/ White Deer Twp | New Columbia | PA | — | ◇ UNVERIFIED |
| CPCmc Post Oklahoma LLC CO Commercial Met / Cmc Southern Post Durant | Durant | OK | — | ◇ UNVERIFIED |
| CRCmc Rebar | Fredericksburg | VA | — | ◇ UNVERIFIED |
| CRCmc Rebar | Navasota | TX | — | ◇ UNVERIFIED |
| CRCmc Rebar - Ca - Napa | Napa | CA | — | ◇ UNVERIFIED |
| CRCmc Rebar-ct-plainville | Plainville | CT | — | ◇ UNVERIFIED |
| CRCmc Rebar-in Muncie | Muncie | IN | — | ◇ UNVERIFIED |
| CRCmc Rebar - Kansas City | Kansas City | MO | — | ◇ UNVERIFIED |
| CRCmc Rebar - Muskogee | Muskogee | OK | — | ◇ UNVERIFIED |
| CRCmc Rebar Nc Raleigh | Raleigh | NC | — | ◇ UNVERIFIED |
| CRCmc Rebar Reno | Sparks | NV | — | ◇ UNVERIFIED |
| CRCmc Rebar-tn-memphis | Collierville | TN | — | ◇ UNVERIFIED |
| CRCmc Rebar - Wa - Auburn South | Auburn | WA | — | ◇ UNVERIFIED |
| CSCmc Steel Fabricators | Houston | TX | — | ◇ UNVERIFIED |
| CMC M C Steel Fabricators, INC. | Starke | FL | — | ◇ UNVERIFIED |
| CSCmc Steel Fabricators, INC | Las Vegas | NV | — | ◇ UNVERIFIED |
| CSCmc Steel Fabricators, INC. | New Columbia | PA | — | ◇ UNVERIFIED |
| CSCmc Steel Fabricators, INC. | Baton Rouge | LA | — | ◇ UNVERIFIED |
| CSCmc Steel Fabricators INC Dba Cmc Rebar Tracy | Tracy | CA | — | ◇ UNVERIFIED |
| CSCmc Steel Fabricators, INC Dba \ Cmc Steel Fresno | Fresno | CA | — | ◇ UNVERIFIED |
| CSC.m. Steel, INC. | Charlotte | NC | — | ◇ UNVERIFIED |
| CMCnc Metalcraft LLC | Hopkins | MN | — | ◇ UNVERIFIED |
 Coalfield Services - Old Shop | Wytheville | VA | — | ◇ UNVERIFIED |
| CICoal Iron LLC | Anderson | IN | — | ◇ UNVERIFIED |
| CICoal Iron LLC | Anderson | IN | — | ◇ UNVERIFIED |
| CCCoastal Construction and Lumber Company, INC | Yuba City | CA | — | ◇ UNVERIFIED |
| CICobb Industrial INC | Oak Brook | IL | — | ◇ UNVERIFIED |
| CICobb Industrial, INC. | Marietta | GA | — | ◇ UNVERIFIED |
| CICobb Industrial, INC. | Harahan | LA | — | ◇ UNVERIFIED |
| CCCobblestone Centre Lc | Oasis | UT | — | ◇ UNVERIFIED |
| CSCochrane Steel Industries, INC. | Monroe | NC | — | ◇ UNVERIFIED |
| CCCofab Corporation | Vallejo | CA | — | ◇ UNVERIFIED |
| CCCoi CO | Chicago | IL | — | ◇ UNVERIFIED |
| CMCollier Metals, LLC. | Atlanta | GA | — | ◇ UNVERIFIED |
| CMCollier Metal Works LLC | Blackfoot | ID | — | ◇ UNVERIFIED |
