| BWBlue Wolf Blasting LLC | Choctaw | OK | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| BMB & M Metal Works | Catoosa | OK | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| BMBoyle Manufacturing | Tulsa | OK | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| BABroken Arrow Powder Coating, INC. | Broken Arrow | OK | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| BCBrooks Custom Fabrication, INC. | Tulsa | OK | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| BGBuffalo Grating LLC | Tulsa | OK | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| BSBuilders Steel INC / 1924 S 49th W Ave Steel Fab Shop | Tulsa | OK | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| BMBurgett Metal Works | Coweta | OK | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| BPBurns Pressure Systems | Broken Arrow | OK | Fabricated Metal Product Manufacturing332911 | — | ◇ UNVERIFIED |
| BPBurrow's Post Frame Supply | Fort Gibson | OK | Fabricated Metal Product Manufacturing332311 | — | ◇ UNVERIFIED |
| BIBW2G Investments LLC | Glenpool | OK | Fabricated Metal Product Manufacturing332311 | — | ◇ UNVERIFIED |
| BWB & W Manufacturing Company | Tulsa | OK | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| CECallaway Equipment & Manufacturing, INC. | Oklahoma City | OK | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| CICalvin Industries, LLC | Skiatook | OK | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| CPCanopies Plus, INC. | Eufaula | OK | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| CRCarlson's Rural Mailbox | Oklahoma City | OK | Fabricated Metal Product Manufacturing332439 | — | ◇ UNVERIFIED |
| CPCavett Portable Buildings | Ponca City | OK | Fabricated Metal Product Manufacturing332311 | — | ◇ UNVERIFIED |
| CSCentral Sheet Metal, LLC | Seminole | OK | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| CICeo, INC. | Sapulpa | OK | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| CMCerified Machine & Design, INC. | Oklahoma City | OK | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| COChampion Opco, LLC | Oklahoma City | OK | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| CCCharlotte Carpenter | Owasso | OK | Fabricated Metal Product Manufacturing332992 | — | ◇ UNVERIFIED |
| CHC H D LLC | Oklahoma City | OK | Fabricated Metal Product Manufacturing332211 | — | ◇ UNVERIFIED |
| CACherokee Architectural Metals | Broken Arrow | OK | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
 Cherokee Nation Red Wing, LLC | Tulsa | OK | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| CEChickasaw Energy Solutions | Marietta | OK | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| CMChickasha Manufacturing | Chickasha | OK | Fabricated Metal Product Manufacturing332311 | — | ◇ UNVERIFIED |
| CTChisholm Trail Metal Works, LLC | Ninnekah | OK | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| CSChoctaw Soldiers Industries, INC. | Tulsa | OK | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| CCititrends | Roland | OK | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| CMCline Machine, INC. | Tulsa | OK | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| CPCmc Post Oklahoma LLC CO Commercial Met / Cmc Southern Post Durant | Durant | OK | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| CRCmc Rebar - Muskogee | Muskogee | OK | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| CSComponent Services Limited Partnership | Oklahoma City | OK | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| CIContinental Industries | Tulsa | OK | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| CMCopeland Manufacturing Corporation | Tulsa | OK | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| CICpco, INC. | Claremore | OK | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| CIC.s.c INC | Tuttle | OK | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| CCCustom Coatings of Broken Arrow, INC. | Broken Arrow | OK | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| CCCustom Copper Designs | Edmond | OK | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| DDD & D Design Manufacturing INC. | Oklahoma City | OK | Fabricated Metal Product Manufacturing332313 | — | ◇ UNVERIFIED |
| DBDeere Built, LLC | Ardmore | OK | Fabricated Metal Product Manufacturing332311 | — | ◇ UNVERIFIED |
| DLDeerebuilt, LLC | Ardmore | OK | Fabricated Metal Product Manufacturing332420 | — | ◇ UNVERIFIED |
| DYDelbert Young Sheet Metal Service | Ardmore | OK | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| DMDilbeck Manufacturing, INC. | Tulsa | OK | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| DSDoing Steel, INC. | Stillwater | OK | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| DBDon Bateman Sheet Metal Fabrication | Sapulpa | OK | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| DYDon Young Company, INC. | Oklahoma City | OK | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| DFDuct Fabrication Company, INC. | Oklahoma City | OK | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| DHDunham Heat Flow Products | Tulsa | OK | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
