| HCHydro Conduit | Roanoke | TX | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| IPIdentification Plates | Mesquite | TX | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| IPIgloo Products Corporation | Katy | TX | Plastics and Rubber Products Manufacturing326150 | — | ◇ UNVERIFIED |
| IHImi Houston | Houston | TX | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| ISImperial Sugar Company | Sugar Land | TX | Food Manufacturing311312 | — | ◇ UNVERIFIED |
| ISImpreglon Surface Engineering Satsuma Facility | Houston | TX | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| ICIndustrial Chrome Plate | San Antonio | TX | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| IAIneos Acetyls Chemical Texas City | Texas City | TX | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| IPInfrared Products - L-3 | Garland | TX | Machinery Manufacturing333310 | — | ◇ UNVERIFIED |
| IInfratech | Dallas | TX | Computer and Electronic Product Manufacturing334413 | — | ◇ UNVERIFIED |
| ICIngram Concrete | Crowley | TX | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| IRIngram Readymix Corpus Christi Omaha | Corpus Christi | TX | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| ITInhance Technologies - Suite 100 | Houston | TX | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| IDInnovex Downhole Solutions | Houston | TX | Machinery Manufacturing333132 | — | ◇ UNVERIFIED |
| IWInsteel Wire Prods. | Dayton | TX | Fabricated Metal Product Manufacturing332618 | — | ◇ UNVERIFIED |
| ILInsulfoam LLC | Marlin, Tx | TX | Plastics and Rubber Products Manufacturing326140 | — | ◇ UNVERIFIED |
| IGIntegracolor Group | Mesquite | TX | Printing and Related Support Activities323110 | — | ◇ UNVERIFIED |
| IPIntegrated Power Services | La Porte | TX | Electrical Equipment, Appliance & Component Manufacturing335312 | — | ◇ UNVERIFIED |
| IIntegrity | Port Arthur | TX | Transportation Equipment Manufacturing336611 | — | ◇ UNVERIFIED |
| IDInternational Diamond Services | Houston | TX | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| IPInternational Paper | Mcallen | TX | Paper Manufacturing322130 | — | ◇ UNVERIFIED |
| IPInternational Paper | Edinburg | TX | Paper Manufacturing322211 | — | ◇ UNVERIFIED |
| ICInvensys Controls | El Paso | TX | Electrical Equipment, Appliance & Component Manufacturing335211 | — | ◇ UNVERIFIED |
| ISInvista Sa Rl - La Porte Pl Ant | La Porte | TX | Chemical Manufacturing325110 | — | ◇ UNVERIFIED |
| IIIri International Corporation | Pampa | TX | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| ISIvy Steel and Wire Company | Houston | TX | Fabricated Metal Product Manufacturing332618 | — | ◇ UNVERIFIED |
| JAJames Avery Corpus Christi | Corpus Christi | TX | Transportation Equipment Manufacturing336412 | — | ◇ UNVERIFIED |
| JPJarrell Plant | Jarrell | TX | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| JSJbs Shrimp Company | Aransas Pass | TX | Food Manufacturing311712 | — | ◇ UNVERIFIED |
| JMJ-m Manufacturing Company INC | Wharton | TX | Plastics and Rubber Products Manufacturing326122 | — | ◇ UNVERIFIED |
| JPJohnson Pump General | Brookshire | TX | Machinery Manufacturing333911 | — | ◇ UNVERIFIED |
| JRJ & R Coatings Specialist | Hillsboro | TX | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| KKamal | San Antonio | TX | Nonmetallic Mineral Product Manufacturing327991 | — | ◇ UNVERIFIED |
| KTKaneka Texas | Pasadena | TX | Food Manufacturing311511 | — | ◇ UNVERIFIED |
| KTKaneka Texas Cpvc Plant | Pasadena | TX | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| KWKaspar Wire Works | Shiner | TX | Fabricated Metal Product Manufacturing332618 | — | ◇ UNVERIFIED |
| KMKast Marble Mfg | Amarillo | TX | Chemical Manufacturing325991 | — | ◇ UNVERIFIED |
| KCKcc Corrosion Control | Houston | TX | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| KIKemin Inds INC Port of Houston | Hitchcock | TX | Food Manufacturing311119 | — | ◇ UNVERIFIED |
| KMKent Moore Cabinets | Bryan | TX | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| KIKessler Industries | El Paso | TX | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| KBKiest Blvd Facility | Dallas | TX | Furniture and Related Product Manufacturing337110 | — | ◇ UNVERIFIED |
| KSKimberly-clark San Antonio Ops | San Antonio | TX | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| KCKior CORP | Pasadena | TX | Chemical Manufacturing325194 | — | ◇ UNVERIFIED |
| KWKronos Worldwide | Dallas | TX | Chemical Manufacturing325131 | — | ◇ UNVERIFIED |
| KBK-t Bolt Manufacturing | Katy | TX | Fabricated Metal Product Manufacturing332722 | — | ◇ UNVERIFIED |
| KHKwal Hanley Paint | El Paso | TX | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| KMKwd Manufacturing | San Antonio | TX | Transportation Equipment Manufacturing336412 | — | ◇ UNVERIFIED |
| KIKw Industries | Sugar Land | TX | Electrical Equipment, Appliance & Component Manufacturing335129 | — | ◇ UNVERIFIED |
| LCLabarge Coating, LLC | Channelview | TX | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
