| Union Processing Systems Llc | Conroe | 325.2k |
| Us Ecology Texas Inc | Robstown | 233.5k |
| John W Stone Oil Distributor | Houston | 110.9k |
| Eastman Chemical Co Texas Operations | Longview | 108.5k |
| Gulf Coast Growth Ventures Llc | Gregory | 29.3k |
| Pergan Marshall Llc | Marshall | 19.4k |
| Formosa Plastics Corp Texas | Point Comfort | 16.5k |
| Valero Refining-Texas Lp | Texas City | 16.5k |
| Diamond Shamrock Refining Co Lp | Sunray | 14.3k |
| Nxp Usa Inc. - Ed Bluestein Facility | Austin | 9.3k |
| Celanese Ltd Clear Lake Plant | Pasadena | 5.7k |
| Clear Lake Plant | Pasadena | 5.5k |
| Huntsman International Llc | Houston | 5.1k |
| Union Carbide Corp Seadrift Plant | Seadrift | 3.8k |
| Ineos Oxide Bayport Eo Plant | Pasadena | 3.3k |
| Westlake Longview Corp | Longview | 3.2k |
| Grace -Pasadena Catalyst Site | Pasadena | 3.2k |
| Tremco Cpg Manufacturing Corp. Corsicana Facility | Corsicana | 2.4k |
| Polynt Composites Usa Inc. - Marshall | Marshall | 1.7k |
| Sherwin-Williams Co | Garland | 1.7k |
| Multi-Chem Group Three Rivers Tx Facility | Three Rivers | 1.6k |
| Lubrizol Corp Deer Park Facility | Deer Park | 1.5k |
| Halliburton Odessa Field Camp | Odessa | 1.5k |
| The Pittsburgh Paints Co. | Temple | 1.5k |
| Chromascape | Atlanta | 1.5k |
| Multi-Chem Group Longview Tx Facility | Longview | 1.2k |
| Meglobal Oyster Creek | Freeport | 898 |
| Towerjazz Texas | San Antonio | 844 |
| Catalyst Oilfield Services 2016 Llc | Gardendale | 750 |
| Entegris Inc | Burnet | 692 |
| Solvchem Inc. - Pearland Facility | Pearland | 662 |
| Nxp Usa Inc. - Oak Hill Facility | Austin | 606 |
| Valero Refining-Texas Lp Corpus Christi West Plant | Corpus Christi | 559 |
| Basf Corp Pasadena Plant | Pasadena | 558 |
| Macdermid | Pasadena | 500 |
| Solugen Slaton Facility | Slaton | 500 |
| Select Chemistry - Midland | Midland | 500 |
| Chevron Phillips Chemical Co | Port Arthur | 487 |
| Frac-Chem - Pleasanton | Pleasanton | 430 |
| Navistar San Antonio Manufacturing | San Antonio | 401 |
| Oxea Corp Bay City Plant | Bay City | 395 |
| Multi-Chem Group Dilley Tx Facility | Dilley | 347 |
| Univar Solutions Usa Inc Odessa | Odessa | 316 |
| Buckley Oil Co - Midlothian Site | Midlothian | 250 |
| Valero Refining Texas Lp Corpus Christi East Plant | Corpus Christi | 226 |
| Texas Instruments Inc | Dallas | 225 |
| Coastal Chemical Co. Llc | Odessa | 210 |
| Peterbilt Motors Co | Denton | 187 |
| Polynt Composites Usa Inc. - Ennis | Ennis | 129 |
| Chevron Phillips Chemical Co Lp Sweeny Complex | Sweeny | 127 |
| Ncfi Polyurethanes | Missouri City | 105 |
| Texas Instruments | Sherman | 105 |
| Championx-Odessa Plant | Odessa | 103 |
| Samsung Austin Semiconductor | Austin | 100 |
| Huntsman Building Solutions | Arlington | 99 |
| Multi-Chem Group Bayport Tx Facility | Pasadena | 84 |
| Veolia Es Technical Solutions Llc Port Arthur Facility | Beaumont | 68 |
| Hydril Usa Distribution Llc - Jfk | Houston | 59 |
| Dragon Wespine Facility | Beaumont | 53 |
| Tesla Giga Texas | Austin | 43 |
| Basf Corp | Bishop | 43 |
| Coastal Chemical Co. Llc - Odessa - Tm | Odessa | 40 |
| Huntsman Petrochemical Llc | Conroe | 38 |
| Gmc Truck Group Arlington Assembly Plant | Arlington | 32 |
| Evonik Corp - Pasadena Pmd Plant | Pasadena | 29 |
| Nov Rig Systems Service Center Bammel | Houston | 26 |
| Coastal Chemical Co. Llc | Alice | 25 |
| Ticona Polymers Inc | Bishop | 24 |
| Lamberti Usa Conroe Plant 8910 | Conroe | 23 |
| Thermo Fluids - Brownfield | Brownfield | 21 |
| Fujifilm Electronic Materials Usa Inc. | Carrollton | 21 |
| Technipfmc Gremp Campus | Houston | 20 |
| Coastal Chemical Co. Llc | Kilgore | 20 |
| Dfw Waste Oil Services | Alvarado | 19 |
| Brenntag Southwest Inc Lanc Aster | Lancaster | 18 |
| Nalco Fresno Facility | Fresno | 17 |
| Flint Hills Resources Corpus Christi Llc - West Plant | Corpus Christi | 16 |
| Coastal Chemical Co. Llc | Cleburne | 15 |
| Coastal Chemical Co. Llc | Pearsall | 15 |
| Carlisle Coatings & Waterproofing Inc | Wylie | 15 |
| Nissan Chemical America Pasadena Plant | Pasadena | 12 |
| Highline Warren - Dallas | Dallas | 11 |
| Nortech Lubricant Distibution Solutions Inc | Temple | 10 |
| Sun Coast Resources Llc | Houston | 10 |
| Tiger Plant | Orla | 10 |
| Bridgeport Gas Processing Plant | Bridgeport | 10 |
| Comanche Plant | Pecos | 10 |
| Coastal Chemical Co. Llc | Bryan | 10 |
| Independence Oilfield Chemicals Llc Pleasanton Tx | Pleasanton | 10 |
| Sec Energy Products & Services L.p. | Houston | 10 |
| Riptide Plant | Lenorah | 10 |
| Lobo Processing Plant | Mentone | 10 |
| Coastal Chemical Co. Llc | Beaumont | 10 |
| Dorf Ketal Energy Services Llc - Midland Site | Midland | 10 |
| Independence Oilfield Chemicals Midland Tx | Midland | 10 |
| Oxiteno Usa Llc | Pasadena | 10 |
| Championx-Sugar Land | Sugar Land | 7 |
| E R Carpenter Lp | Pasadena | 7 |
| Sun Coast Resources Llc | Midland | 7 |
| Monument Chemical Port Arthur Llc | Port Arthur | 7 |