| DRIL-QUIP, INC. | Dril-Quip | oilfield services and supplies | workplace safety or health violation | 2022 | $10,360 |
| HELMERICH & PAYNE INTERNATIONAL DRILLING CO. | Helmerich & Payne | oilfield services and supplies | workplace safety or health violation | 2022 | $14,502 |
| RANGER ENERGY SERVICES, LLC | Ranger Energy Services | oilfield services and supplies | workplace safety or health violation | 2022 | $319,058 |
| NABORS DRILLING TECHNOLOGIES USA INC. | Nabors Industries | oilfield services and supplies | workplace safety or health violation | 2022 | $13,172 |
| NATIONAL OILWELL VARCO | NOV Inc. | oilfield services and supplies | workplace safety or health violation | 2022 | $14,502 |
| HELMERICH & PAYNE INTERNATIONAL DRILLING COMPANY | Helmerich & Payne | oilfield services and supplies | workplace safety or health violation | 2022 | $16,742 |
| NUVERRA ENVIRONMENTAL SOLUTIONS | Nuverra Environmental Solutions | oilfield services and supplies | workplace safety or health violation | 2022 | $107,151 |
| FESCO, LTD | FESCO | oilfield services and supplies | workplace safety or health violation | 2022 | $9,023 |
| HELMERICH & PAYNE INTERNATIONAL DRILLING COMPANY | Helmerich & Payne | oilfield services and supplies | workplace safety or health violation | 2022 | $10,000 |
| ENSIGN UNITED STATES DRILLING INC. | Ensign Energy Services | oilfield services and supplies | workplace safety or health violation | 2022 | $12,500 |
| ENSIGN UNITED STATES DRILLING INC. | Ensign Energy Services | oilfield services and supplies | workplace safety or health violation | 2022 | $10,000 |
| ENSIGN UNITED STATES DRILLING INC. | Ensign Energy Services | oilfield services and supplies | workplace safety or health violation | 2022 | $10,156 |
| ENSIGN UNITED STATES DRILLING INC. | Ensign Energy Services | oilfield services and supplies | workplace safety or health violation | 2023 | $8,929 |
| SCHLUMBERGER TECHNOLOGY CORPORATION | Schlumberger | oilfield services and supplies | workplace safety or health violation | 2023 | $9,375 |
| PATTERSON UTI DRILLING COMPANY LLC. | Patterson-UTI Energy | oilfield services and supplies | workplace safety or health violation | 2023 | $7,200 |
| PATTERSON-UTI DRILLING COMPANY LLC | Patterson-UTI Energy | oilfield services and supplies | workplace safety or health violation | 2023 | $7,000 |
| HELMERICH & PAYNE INTERNATIONAL DRILLING COMPANY | Helmerich & Payne | oilfield services and supplies | workplace safety or health violation | 2023 | $6,000 |
| KEY ENERGY SERVICES, LLC | Key Energy Services | oilfield services and supplies | workplace safety or health violation | 2023 | $5,122 |
| HALLIBURTON ENERGY SERVICES | Halliburton | oilfield services and supplies | workplace safety or health violation | 2023 | $11,500 |
| BAKER HUGHES OILFIELD OPERATIONS, LLC. | Baker Hughes | oilfield services and supplies | workplace safety or health violation | 2023 | $31,250 |
| PATTERSON-UTI DRILLING COMPANY LLC | Patterson-UTI Energy | oilfield services and supplies | workplace safety or health violation | 2023 | $30,884 |
| HALLIBURTON | Halliburton | oilfield services and supplies | workplace safety or health violation | 2023 | $43,317 |
| ENSIGN UNITED STATES DRILLING INC. | Ensign Energy Services | oilfield services and supplies | workplace safety or health violation | 2023 | $5,692 |
| FESCO, LTD | FESCO | oilfield services and supplies | workplace safety or health violation | 2023 | $14,063 |
| NEXTIER COMPLETION SOLUTIONS INC. | Patterson-UTI Energy | oilfield services and supplies | workplace safety or health violation | 2023 | $18,750 |
| PATTERSON-UTI DRILLING COMPANY, LLC | Patterson-UTI Energy | oilfield services and supplies | workplace safety or health violation | 2023 | $15,543 |
| PATTERSON-UTI DRILLING COMPANY LLC | Patterson-UTI Energy | oilfield services and supplies | workplace safety or health violation | 2023 | $10,000 |
| NABORS DRILLING USA | Nabors Industries | oilfield services and supplies | workplace safety or health violation | 2023 | $7,813 |
| WEATHERFORD US, LP | Weatherford International | oilfield services and supplies | workplace safety or health violation | 2023 | $14,000 |
| PATTERSON-UTI DRILLING COMPANY, LLC | Patterson-UTI Energy | oilfield services and supplies | workplace safety or health violation | 2023 | $8,000 |
| PEAK OILFIELD SERVICES, LLC | Select Water Solutions Inc. | oilfield services and supplies | workplace safety or health violation | 2023 | $15,000 |
| KEY ENERGY SERVICES, LLC | Key Energy Services | oilfield services and supplies | workplace safety or health violation | 2024 | $6,875 |
| ENSIGN US SOUTHERN DRILLING LLC | Ensign Energy Services | oilfield services and supplies | workplace safety or health violation | 2024 | $9,176 |
| ENSIGN US SOUTHERN DRILLING LLC | Ensign Energy Services | oilfield services and supplies | workplace safety or health violation | 2024 | $23,749 |
| HELMERICH & PAYNE INTERNATIONAL DRILLING CO. | Helmerich & Payne | oilfield services and supplies | workplace safety or health violation | 2024 | $21,000 |
| HUNTING ENERGY SERVICES LLC | Hunting PLC | oilfield services and supplies | workplace safety or health violation | 2024 | $9,218 |
| OCEANEERING INTERNATIONAL, INC. | Oceaneering International | oilfield services and supplies | workplace safety or health violation | 2024 | $7,405 |
| ENSIGN US SOUTHERN DRILLING LLC | Ensign Energy Services | oilfield services and supplies | workplace safety or health violation | 2024 | $11,981 |
| RANGER ENERGY SERVICES, LLC. | Ranger Energy Services | oilfield services and supplies | workplace safety or health violation | 2024 | $27,656 |
| HELMERICH & PAYNE INTERNATIONAL DRILLING CO. | Helmerich & Payne | oilfield services and supplies | workplace safety or health violation | 2024 | $43,554 |
| Pioneers Natural Resources USA | Exxon Mobil | oil and gas | workplace safety or health violation | 2010 | $7,000 |
| BP Products North America | BP | oil and gas | workplace safety or health violation | 2010 | $50,610,000 |
| BP Products North America | BP | oil and gas | workplace safety or health violation | 2012 | $13,027,000 |
| ExxonMobil Corp. | Exxon Mobil | oil and gas | workplace whistleblower retaliation | 2022 | $800,000 |
| TA OPERATING LLC DBA TRAVEL CENTERS OF AMERICA | BP | oil and gas | workplace safety or health violation | 2010 | $5,000 |
| PIONEER NATURAL RESOURCES | Exxon Mobil | oil and gas | workplace safety or health violation | 2007 | $6,000 |
| TRAVEL CENTERS OF AMERICA | BP | oil and gas | workplace safety or health violation | 2008 | $100,000 |
| CONOCOPHILLIPS BAYWAY REFINERY | Phillips 66 | oil and gas | workplace safety or health violation | 2002 | $23,060 |
| CONOCOPHILLIPS COMPANY | Phillips 66 | oil and gas | workplace safety or health violation | 2002 | $5,500 |
| CONOCOPHILLIPS COMPANY | Phillips 66 | oil and gas | workplace safety or health violation | 2006 | $15,000 |
| TOSCO REFINING COMPANY | Phillips 66 | oil and gas | workplace safety or health violation | 2001 | $10,620 |
| CONOCO/PHILLIPS | Phillips 66 | oil and gas | workplace safety or health violation | 2003 | $8,225 |
| EQUILON ENTERPRISES LLC | Shell PLC | oil and gas | workplace safety or health violation | 2000 | $7,100 |
| EQUILON ENTERPRISES | Shell PLC | oil and gas | workplace safety or health violation | 2001 | $24,000 |
| CONOCO PHILLIPS COMPANY | Phillips 66 | oil and gas | workplace safety or health violation | 2006 | $26,625 |
| KERN OIL AND REFINING COMPANY | Casey Company | oil and gas | workplace safety or health violation | 2005 | $33,795 |
| BP PRODUCTS NORTH AMERICA, INC. TOLEDO REFINERY | BP | oil and gas | workplace safety or health violation | 2001 | $5,063 |
| JIFFY LUBE #1681 | Shell PLC | oil and gas | workplace safety or health violation | 2000 | $8,400 |
| CROWN CENTRAL PETROLEUM CORPORATION | Crown Central | oil and gas | workplace safety or health violation | 2001 | $101,500 |
| PENNZOIL-QUAKER STATE CO. SHREVEPORT REFINERY | Shell PLC | oil and gas | workplace safety or health violation | 2000 | $9,000 |
| PENNZOIL-QUAKER STATE CO. SHREVEPORT REFINERY | Shell PLC | oil and gas | workplace safety or health violation | 2000 | $151,000 |
| TOSCO REFINING COMPANY | Phillips 66 | oil and gas | workplace safety or health violation | 2000 | $11,000 |
| TOSCO REFINING COMPANY | Phillips 66 | oil and gas | workplace safety or health violation | 2000 | $26,250 |
| TESORO REFINING AND MARKETING COMPANY | Marathon Petroleum | oil and gas | workplace safety or health violation | 2006 | $14,000 |
| EQUILON ENTERPRISES, LLC | Shell PLC | oil and gas | workplace safety or health violation | 2001 | $14,175 |
| SHELL OIL PRODUCTS, US | Shell PLC | oil and gas | workplace safety or health violation | 2005 | $22,875 |
| OCCIDENTAL OF ELK HILLS, INC. | California Resources | oil and gas | workplace safety or health violation | 2007 | $35,000 |
| VALERO REFINING COMPANY | Valero Energy | oil and gas | workplace safety or health violation | 2002 | $5,060 |
| BONANZA CREEK ENERGY OPERATING CO LLC | Civitas Resources Inc. | oil and gas | workplace safety or health violation | 2007 | $13,665 |
| AERA ENERGY LLC | Shell PLC | oil and gas | workplace safety or health violation | 2000 | $13,290 |
| CHEVRON USA | Chevron | oil and gas | workplace safety or health violation | 2000 | $5,325 |
| MOTIVA ENTERPRISES LLC | Saudi Arabian Oil Company (Saudi Aramco) | oil and gas | workplace safety or health violation | 2001 | $175,000 |
| MOTIVA ENTERPRISES LLC | Saudi Arabian Oil Company (Saudi Aramco) | oil and gas | workplace safety or health violation | 2003 | $7,500 |
| B.P.AMOCO CORPORATION | BP | oil and gas | workplace safety or health violation | 2000 | $18,000 |
| EQUILON ENTERPRISES LLC | Shell PLC | oil and gas | workplace safety or health violation | 2000 | $5,060 |
| EXXON MOBIL REFINING & SUPPLY CO | Exxon Mobil | oil and gas | workplace safety or health violation | 2001 | $9,650 |
| EXXON MOBIL REFINING & SUPPLY CO | Exxon Mobil | oil and gas | workplace safety or health violation | 2001 | $36,000 |
| LUNDAY THAGARD WORLD OIL | World Oil Corp. | oil and gas | workplace safety or health violation | 2003 | $16,550 |
| TOSCO REFINING COMPANY | Phillips 66 | oil and gas | workplace safety or health violation | 2000 | $21,230 |
| EQUILON ENTERPRISES, LLC | Shell PLC | oil and gas | workplace safety or health violation | 2001 | $25,490 |
| CONOCOPHILLIPS COMPANY | Phillips 66 | oil and gas | workplace safety or health violation | 2007 | $70,000 |
| PHILLIPS PETROLEUM CO. | Phillips 66 | oil and gas | workplace safety or health violation | 2000 | $2,169,500 |
| UNOCAL ALASKA | Chevron | oil and gas | workplace safety or health violation | 2002 | $14,000 |
| CHEVRON PRODUCTS COMPANY | Chevron | oil and gas | workplace safety or health violation | 2003 | $5,000 |
| ERGON ENTREPRISES, INC. | Ergon | oil and gas | workplace safety or health violation | 2005 | $6,176 |
| GENERAL ELECTRIC PLASTICS | Saudi Arabian Oil Company (Saudi Aramco) | oil and gas | workplace safety or health violation | 2001 | $7,000 |
| APACHE CORPORATION | APA Corporation | oil and gas | workplace safety or health violation | 2000 | $11,000 |
| MOTIVA ENTERPRISES LLC | Saudi Arabian Oil Company (Saudi Aramco) | oil and gas | workplace safety or health violation | 2000 | $15,000 |
| BP AMOCO POLYMERS,INC | BP | oil and gas | workplace safety or health violation | 2001 | $119,000 |
| HUNT REFINING COMPANY, A CORPORATION | Hunt Consolidated | oil and gas | workplace safety or health violation | 2001 | $99,000 |
| VALERO REFINING COMPANY - TEXAS LP | Valero Energy | oil and gas | workplace safety or health violation | 2000 | $74,000 |
| CITGO REFINING & CHEMICALS COMPANY LP | PDVSA (Petroleos de Venezuela S.A.) | oil and gas | workplace safety or health violation | 2001 | $81,500 |
| BP EXPLORATION ALASKA INCORPORATED | BP | oil and gas | workplace safety or health violation | 2002 | $6,300 |
| TA OPERATING CORP. (DBA) TRAVELCENTERS OF AMERICA | BP | oil and gas | workplace safety or health violation | 2001 | $24,000 |
| TRAVEL CENTERS OF AMERICA | BP | oil and gas | workplace safety or health violation | 2003 | $29,000 |
| TA TRAVEL CENTERS OF AMERICA | BP | oil and gas | workplace safety or health violation | 2001 | $5,355 |
| CHEVRON PRODUCTS COMPANY | Chevron | oil and gas | workplace safety or health violation | 2002 | $6,300 |
| SHELL CHEMICAL LP | Shell PLC | oil and gas | workplace safety or health violation | 2002 | $135,900 |
| WILLIAMS ENERGY, INC. | Devon Energy | oil and gas | workplace safety or health violation | 2001 | $25,000 |
| SHELL CHEMICAL COMPANY | Shell PLC | oil and gas | workplace safety or health violation | 2002 | $5,000 |
| ANADARKO PETROLEUM CORP. | Occidental Petroleum | oil and gas | workplace safety or health violation | 2002 | $6,375 |
