| HPHouston Plant | Houston | TX | Fabricated Metal Product Manufacturing332313 | — | ◐ LIKELY ACTIVE |
| KEKitchen Equipment Fabricating Dba Counter Craft | Houston | TX | Fabricated Metal Product Manufacturing332999 | — | ◐ LIKELY ACTIVE |
| KHKoch Heat Transfer CO LP | Houston | TX | Fabricated Metal Product Manufacturing332410 | — | ◐ LIKELY ACTIVE |
| LALinde Advanced Material Technologies | Houston | TX | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| MGMetalplate Galvanizing LP | Houston | TX | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| NANorth American Galvanizing CO Fairbanks | Houston | TX | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| PSPrecision Spray & Coatings | Houston | TX | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| RMRAMCO Manufacturing Co., Inc. | Houston | TX | Fabricated Metal Product Manufacturing332911 | 1-19 | ◐ LIKELY ACTIVE |
| SSS & S Plating CO | Houston | TX | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| SWSullivan Wire Rope & Rigging INC | Houston | TX | Fabricated Metal Product Manufacturing332618 | 1-19 | ◐ LIKELY ACTIVE |
| TPTexas Precision Machine INC | Houston | TX | Fabricated Metal Product Manufacturing332710 | 1-19 | ◐ LIKELY ACTIVE |
| TSTexas Steel Processing | Houston | TX | Fabricated Metal Product Manufacturing332313 | — | ◐ LIKELY ACTIVE |
| ADAllied Dean Chem | Houston | TX | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| APAlloy Products Group | Houston | TX | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| APAmerican Plating | Houston | TX | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| ALAmeriforge LTD Dba Forged Vessel Connections | Houston | TX | Fabricated Metal Product Manufacturing332111 | — | ◇ UNVERIFIED |
| BBB & B Plating | Houston | TX | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| BMBright Metals of the Heights | Houston | TX | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| BRBrown & Root Incorporated Greens Bayou Fabrication Yard | Houston | TX | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| CPCustom Pipe Coating Houston | Houston | TX | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| DPDels Plating Works | Houston | TX | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| DCDiamond Coatings | Houston | TX | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| DRD & R Metal Finishing | Houston | TX | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| DPDuco Pipe Manufacturing Facility | Houston | TX | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| ESEngy Southwest Container Products | Houston | TX | Fabricated Metal Product Manufacturing332439 | 20-99 | ◇ UNVERIFIED |
| EHEvans Houston CORP | Houston | TX | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| FAFlow America | Houston | TX | Fabricated Metal Product Manufacturing332911 | — | ◇ UNVERIFIED |
| GAGarret Aviation Services | Houston | TX | Fabricated Metal Product Manufacturing332912 | — | ◇ UNVERIFIED |
| GIGull Industries | Houston | TX | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| HTHighland Threads | Houston | TX | Fabricated Metal Product Manufacturing332722 | — | ◇ UNVERIFIED |
| HTHigh Tech Finishing | Houston | TX | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| IDInternational Diamond Services | Houston | TX | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| ISIvy Steel and Wire Company | Houston | TX | Fabricated Metal Product Manufacturing332618 | — | ◇ UNVERIFIED |
| MCMaterial Containment INC | Houston | TX | Fabricated Metal Product Manufacturing332439 | — | ◇ UNVERIFIED |
| MPMetal Prep Houston Plant | Houston | TX | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| MIMirror Industries | Houston | TX | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| MCMw Components - Houston Fasteners | Houston | TX | Fabricated Metal Product Manufacturing332722 | — | ◇ UNVERIFIED |
| NMNrg Maintenance Services | Houston | TX | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| OIOfs International Houston Plant | Houston | TX | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |
| OSO'neal Steel INC | Houston | TX | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| PIPgi International | Houston | TX | Fabricated Metal Product Manufacturing332721 | — | ◇ UNVERIFIED |
| PIPowell Industries Offshore | Houston | TX | Fabricated Metal Product Manufacturing332311 | — | ◇ UNVERIFIED |
| PSPraxair Surface Technologies INC | Houston | TX | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| SASifco Applied Surface Concepts | Houston | TX | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| SMSouthline Metal Products CO | Houston | TX | Fabricated Metal Product Manufacturing332439 | — | ◇ UNVERIFIED |
Standard Machine Works INC | Houston | TX | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| SAStewart and Stevenson Telge Road Facility | Houston | TX | Fabricated Metal Product Manufacturing332410 | — | ◇ UNVERIFIED |
| TCTimkensteel CORP | Houston | TX | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| THTuboscope Highway 90 Coating Facility | Houston | TX | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| USU S Steel Oilwell Services Wheeling Machine Produc | Houston | TX | Fabricated Metal Product Manufacturing332996 | — | ◇ UNVERIFIED |