| AMAlloy Machine Works | Houston | TX | Fabricated Metal Product Manufacturing332618 | 20-99 | ◐ LIKELY ACTIVE |
| APAmacs Process Tower Internals | Houston | TX | Fabricated Metal Product Manufacturing332618 | 100-499 | ◐ LIKELY ACTIVE |
| AHAzz Houston | Houston | TX | Fabricated Metal Product Manufacturing332812 | 20-99 | ◐ LIKELY ACTIVE |
| EOElectro-coatings of Texas INC | Houston | TX | Fabricated Metal Product Manufacturing332813 | 20-99 | ◐ LIKELY ACTIVE |
| FFFederal Flange INC. | Houston | TX | Fabricated Metal Product Manufacturing332919 | 20-99 | ◐ LIKELY ACTIVE |
| FPForged Products | Houston | TX | Fabricated Metal Product Manufacturing332111 | 20-99 | ◐ LIKELY ACTIVE |
| GPGibson Products | Houston | TX | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| GCGulf Coast Oil & Gas Industries | Houston | TX | Fabricated Metal Product Manufacturing332911 | 20-99 | ◐ LIKELY ACTIVE |
| HBHunter Buildings and Manufacturing lp | Houston | TX | Fabricated Metal Product Manufacturing332311 | 100-499 | ◐ LIKELY ACTIVE |
Industrial Metal Finishing | Houston | TX | Fabricated Metal Product Manufacturing332813 | 20-99 | ◐ LIKELY ACTIVE |
| LSLone Star Heat Treating CO LTD | Houston | TX | Fabricated Metal Product Manufacturing332811 | 20-99 | ◐ LIKELY ACTIVE |
| MFMaass Flange Lumberdale | Houston | TX | Fabricated Metal Product Manufacturing332112 | 1-19 | ◐ LIKELY ACTIVE |
Material Alteration Company, LLC | Houston | TX | Fabricated Metal Product Manufacturing332710 | 1-19 | ◐ LIKELY ACTIVE |
| MMMerchants Metals | Houston | TX | Fabricated Metal Product Manufacturing332618 | 100-499 | ◐ LIKELY ACTIVE |
| NINailor Industries of Texas | Houston | TX | Fabricated Metal Product Manufacturing332322 | 500+ | ◐ LIKELY ACTIVE |
Nema Enclosures Manufacturing of Texas LLC | Houston | TX | Fabricated Metal Product Manufacturing332322 | 20-99 | ◐ LIKELY ACTIVE |
| STSchlumberger Technology | Houston | TX | Fabricated Metal Product Manufacturing332996 | 100-499 | ◐ LIKELY ACTIVE |
| SSSeah Steel USA | Houston | TX | Primary Metal Manufacturing331210 | 20-99 | ◐ LIKELY ACTIVE |
Stewart Tubular Products LLC | Houston | TX | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| WSWestbrook Sales & Distributing | Houston | TX | Fabricated Metal Product Manufacturing332996 | 20-99 | ◐ LIKELY ACTIVE |
| HMHouston Mfg. and Specialty, INC. | Houston | TX | Fabricated Metal Product Manufacturing332813 | 20-99 | ◐ LIKELY ACTIVE |
| SCSchumacher CO INC | Houston | TX | Fabricated Metal Product Manufacturing332813 | 20-99 | ◐ LIKELY ACTIVE |
| AHAmeri-forge Houston | Houston | TX | Fabricated Metal Product Manufacturing332111 | — | ◐ LIKELY ACTIVE |
| ETElectro Technical Industries, Inc. | Houston | TX | Fabricated Metal Product Manufacturing332311 | 20-99 | ◐ LIKELY ACTIVE |
| GSGarlock Sealing Technologies | Houston | TX | Fabricated Metal Product Manufacturing332618 | 20-99 | ◐ LIKELY ACTIVE |
| LMLowrance Machine Shop | Houston | TX | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| MSMadagascar Sovereign Wealth Fund-11939 Aldine Westfield Rd | Houston | TX | Fabricated Metal Product Manufacturing332618 | — | ◐ LIKELY ACTIVE |
| MMauser | Houston | TX | Plastics and Rubber Products Manufacturing326199 | — | ◐ LIKELY ACTIVE |
| OPOaks Precision Fabricating | Houston | TX | Fabricated Metal Product Manufacturing332322 | 20-99 | ◐ LIKELY ACTIVE |
| OOOffshore Operations Houston | Houston | TX | Primary Metal Manufacturing331110 | 100-499 | ◐ LIKELY ACTIVE |
| OMOneal Manufacturing Services | Houston | TX | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| PFPrecision Flange & Machine INC | Houston | TX | Fabricated Metal Product Manufacturing332312 | 100-499 | ◐ LIKELY ACTIVE |
| PMPrecoat Metals | Houston | TX | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| SSSeah Steel Use LLC P3 | Houston | TX | Fabricated Metal Product Manufacturing332996 | 20-99 | ◐ LIKELY ACTIVE |
| SESec Energy Products and Services LP | Houston | TX | Fabricated Metal Product Manufacturing332996 | — | ◐ LIKELY ACTIVE |
| SSSefton Steel, LP. | Houston | TX | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| SGSouthwest Galvanizing | Houston | TX | Fabricated Metal Product Manufacturing332812 | 100-499 | ◐ LIKELY ACTIVE |
| SGSteel Goode Products- DBA Aalberts- Houston | Houston | TX | Fabricated Metal Product Manufacturing332812 | 20-99 | ◐ LIKELY ACTIVE |
| VTVallourec Tube Alloy | Houston | TX | Primary Metal Manufacturing331210 | 20-99 | ◐ LIKELY ACTIVE |
Viewpoint Manufacturing, LLC | Houston | TX | Fabricated Metal Product Manufacturing332710 | — | ◐ LIKELY ACTIVE |
| WCWalkup Company | Houston | TX | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| WFWyman-gordon Forgings INC | Houston | TX | Primary Metal Manufacturing331210 | — | ◐ LIKELY ACTIVE |
| APAllied Power Group | Houston | TX | Fabricated Metal Product Manufacturing332811 | 100-499 | ◐ LIKELY ACTIVE |
| ATAnodize This | Houston | TX | Fabricated Metal Product Manufacturing332813 | 1-19 | ◐ LIKELY ACTIVE |
| BIBoltex, INC. (machine Shop) | Houston | TX | Fabricated Metal Product Manufacturing332710 | 100-499 | ◐ LIKELY ACTIVE |
| CHCb&i Houston Plant | Houston | TX | Fabricated Metal Product Manufacturing332313 | — | ◐ LIKELY ACTIVE |
| CBCustom Blast Services | Houston | TX | Fabricated Metal Product Manufacturing332812 | — | ◐ LIKELY ACTIVE |
| DUDeacero USA | Houston | TX | Fabricated Metal Product Manufacturing332618 | 100-499 | ◐ LIKELY ACTIVE |
| DEDixie Electro Plating CO | Houston | TX | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| DRDresser Roots Meters and Instruments | Houston | TX | Fabricated Metal Product Manufacturing332911 | — | ◐ LIKELY ACTIVE |