| APAsphalt Products Fm 1595 | Harlingen | TX | Petroleum and Coal Products Manufacturing324122 | — | ◇ UNVERIFIED |
| TVTyco Valves & Controls Harlingen | Harlingen | TX | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| RGRio Grande Cotton Oil Mill | Harlingen | TX | Food Manufacturing311225 | — | ◇ UNVERIFIED |
| STSouth Texas Chlorine, INC. | Harlingen | TX | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| ASAd8 South Texas, LLC | Harlingen | TX | Furniture and Related Product Manufacturing337215 | — | ◇ UNVERIFIED |
| ACAlamo Concrete Production | Harlingen | TX | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| AUAll-valley Unit Step, INC | Harlingen | TX | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| AMAnzaldua Mechanical, INC. | Harlingen | TX | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| CMCommercial Metals Company | Harlingen | TX | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| FVFox Valley Molding INC | Harlingen | TX | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| FFFreedman Food Service of San Antonio, LP | Harlingen | TX | Food Manufacturing311611 | — | ◇ UNVERIFIED |
| GWGarric Warbirds, INC. | Harlingen | TX | Transportation Equipment Manufacturing336411 | — | ◇ UNVERIFIED |
 Industrial Tool & Die Co., INC. | Harlingen | TX | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| MGMarquez Glass | Harlingen | TX | Nonmetallic Mineral Product Manufacturing327215 | — | ◇ UNVERIFIED |
| MIMattei, INC. | Harlingen | TX | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| POPari Olefins LLC | Harlingen | TX | Plastics and Rubber Products Manufacturing326112 | — | ◇ UNVERIFIED |
| PIPpg Indusries, INC. | Harlingen | TX | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| RORgv Optical Images, LLC | Harlingen | TX | Nonmetallic Mineral Product Manufacturing327212 | — | ◇ UNVERIFIED |
| RPRgv Prosthetics, LLC | Harlingen | TX | Miscellaneous Manufacturing339113 | — | ◇ UNVERIFIED |
| STShade Tree Woodcraft | Harlingen | TX | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| SISort-rite International, INC. | Harlingen | TX | Machinery Manufacturing333241 | — | ◇ UNVERIFIED |
| TPThe Pallets House | Harlingen | TX | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
| UDU.s. Dol-osha Corpus Christi Area Office | Harlingen | TX | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| VCValley Co-op Oil Mill | Harlingen | TX | Food Manufacturing311225 | — | ◇ UNVERIFIED |
| VCValley Custom Iron Works LLC | Harlingen | TX | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| WMWil-ron Manufacturing | Harlingen | TX | Paper Manufacturing322220 | — | ◇ UNVERIFIED |
| WOWoodcraft of Texas INC. | Harlingen | TX | Wood Product Manufacturing321920 | — | ◇ UNVERIFIED |
