| RTReynolds Temple Plant | Temple | TX | Plastics and Rubber Products Manufacturing326111 | — | ◇ UNVERIFIED |
| RFRichmond Foundry | Richmond | TX | Primary Metal Manufacturing331513 | — | ◇ UNVERIFIED |
| RPRiddleville Plant | Karnes City | TX | Plastics and Rubber Products Manufacturing326121 | — | ◇ UNVERIFIED |
| RARio Ammunition | Marshall | TX | Fabricated Metal Product Manufacturing332992 | — | ◇ UNVERIFIED |
| RGRio Grande Cotton Oil Mill | Harlingen | TX | Food Manufacturing311225 | — | ◇ UNVERIFIED |
| RGRio Grande Juice Company | Mission | TX | Beverage and Tobacco Product Manufacturing312111 | — | ◇ UNVERIFIED |
| RCRiverside Commodities | Evadale | TX | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
 Riviana Foods Houston | Houston | TX | Food Manufacturing311423 | — | ◇ UNVERIFIED |
| RHRk Hall - Materials & Asphalt Plant - Denison | Denison | TX | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| RMRobbins & Myers Willis Plant | Willis | TX | Machinery Manufacturing333132 | — | ◇ UNVERIFIED |
| RSRocore Southwest INC | Dallas | TX | Transportation Equipment Manufacturing336211 | — | ◇ UNVERIFIED |
| RLRogers Lumber | Orange | TX | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| RARohm and Haas Chemicals Llc, Lone Star Plant | Deer Park | TX | Chemical Manufacturing325110 | — | ◇ UNVERIFIED |
| RCRolligon Corporation | Stafford | TX | Fabricated Metal Product Manufacturing332813 | — | ◇ UNVERIFIED |
| RMRowan Marine Facility | Sabine Pass | TX | Transportation Equipment Manufacturing336611 | — | ◇ UNVERIFIED |
| RPRsg Products | Saginaw | TX | Transportation Equipment Manufacturing336413 | — | ◇ UNVERIFIED |
| RERti Extrusions | Houston | TX | Primary Metal Manufacturing331491 | — | ◇ UNVERIFIED |
| RCRtp Company Crockett | Crockett | TX | Chemical Manufacturing325991 | — | ◇ UNVERIFIED |
| RCRuss Chemical | Odessa | TX | Chemical Manufacturing325188 | — | ◇ UNVERIFIED |
| RSRussell Stover Chocolates - Corsicana, Tx | Corsicana | TX | Food Manufacturing311300 | — | ◇ UNVERIFIED |
| SSachem | Austin | TX | Chemical Manufacturing325188 | — | ◇ UNVERIFIED |
| SSSafety-kleen Systems | El Paso | TX | Petroleum and Coal Products Manufacturing324191 | — | ◇ UNVERIFIED |
| STSafety Tubs | Grand Prairie | TX | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| SPSaginaw Plant | Saginaw | TX | Chemical Manufacturing325211 | — | ◇ UNVERIFIED |
| SGSaint Gobain Containers | Waxahachie | TX | Nonmetallic Mineral Product Manufacturing327213 | — | ◇ UNVERIFIED |
| SKSam Kane Beef Processors INC | Corpus Christi | TX | Food Manufacturing311611 | — | ◇ UNVERIFIED |
| SSSampson Street Facility | Houston | TX | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| SASan Angelo 1 | San Angelo | TX | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SASan Angelo Ready Mix Plant | San Angelo | TX | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| SASan Antonio Shoe Val Verde County | Del Rio | TX | Leather and Allied Product Manufacturing316210 | — | ◇ UNVERIFIED |
| SSSas Shoemakers | San Antonio | TX | Leather and Allied Product Manufacturing316210 | — | ◇ UNVERIFIED |
| SBS. B. Foot Tanning CO | Cactus | TX | Leather and Allied Product Manufacturing316110 | — | ◇ UNVERIFIED |
| SCSchlumberger Conveyance and Delivery Center | Sugar Land | TX | Electrical Equipment, Appliance & Component Manufacturing335921 | — | ◇ UNVERIFIED |
| STSchlumberger Tech CORP | Sugar Land | TX | Primary Metal Manufacturing331491 | — | ◇ UNVERIFIED |
| SSchnee-morehead | Irving | TX | Chemical Manufacturing325520 | — | ◇ UNVERIFIED |
| SHScotts Hyponex Tyler | Tyler | TX | Chemical Manufacturing325314 | — | ◇ UNVERIFIED |
| SASealed Air Corporation - Grand Prairie, Tx | Grand Prairie | TX | Plastics and Rubber Products Manufacturing326140 | — | ◇ UNVERIFIED |
| SGSeason Group USA | San Antonio | TX | Computer and Electronic Product Manufacturing334418 | — | ◇ UNVERIFIED |
| SESeismic Energy Prods LP | Athens | TX | Plastics and Rubber Products Manufacturing326291 | — | ◇ UNVERIFIED |
| SCSelect Chemicals, LTD. | Yorktown | TX | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| SSepramet | Houston | TX | Primary Metal Manufacturing331492 | — | ◇ UNVERIFIED |
| SFSercel Fallstone | Houston | TX | Computer and Electronic Product Manufacturing334417 | — | ◇ UNVERIFIED |
| STService Transport Company | Houston | TX | Transportation Equipment Manufacturing336999 | — | ◇ UNVERIFIED |
| SSSf Sulfur | Freeport | TX | Chemical Manufacturing325188 | — | ◇ UNVERIFIED |
| SRSgr Railyard | San Patricio | TX | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| SNSgs North America | Deer Park | TX | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| SBShawcor Beaumont Cement Pipe Coating Facility | Beaumont | TX | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| SMShell Machine Works, INC. | Corpus Christi | TX | Machinery Manufacturing333132 | — | ◇ UNVERIFIED |
| SFSherman Foundry | Sherman | TX | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| SWSherman Wire CO East Pl Ant | Sherman | TX | Primary Metal Manufacturing331222 | — | ◇ UNVERIFIED |
