| CEMEX CONSTRUCTION MATERIALS | Cemex | building materials | environmental violation | 2023 | CO-DPHE | $357,175 |
| CEMEX CONSTRUCTION MATERIALS | Cemex | building materials | environmental violation | 2023 | CO-DPHE | $357,175 |
| Elm Ridge Exploration Co. | | | environmental violation | 2012 | EPA | $357,150 |
| WESTERN RESERVE CHEMICAL CORPORATION | | | environmental violation | 2021 | EPA | $357,021 |
| Western Reserve Chemical Corp. | | | environmental violation | 2021 | EPA | $357,000 |
| Ascension Wastewater Treatment, Inc. | | | environmental violation | 2019 | LA-ENV | $357,000 |
| Lanxess Corporation | Lanxess | chemicals | environmental violation | 2021 | EPA | $356,010 |
| Pep Boys: Manny, Moe & Jack | Icahn Enterprises | diversified | air pollution violation | 2018 | CA-ARB | $356,000 |
| Bluestone Coal Corporation | | | water pollution violation | 2008 | WV-ENV | $355,798 |
| Trican Well Service, L.P. | | | environmental violation | 2016 | EPA | $355,734 |
| Sunoco Pipeline LP | Energy Transfer | pipelines | pipeline safety violation | 2020 | PA-ENV | $355,636 |
| Sunoco Pipeline LP | Energy Transfer | pipelines | pipeline safety violation | 2018 | PA-ENV | $355,622 |
| Bath Iron Works | General Dynamics | aerospace and military contracting | environmental violation | 2018 | EPA | $355,000 |
| Conopco, Inc. (DBA Unilever) | Unilever | food products | air pollution violation | 2013 | CA-ARB | $355,000 |
| Covanta | EQT AB | private equity (including portfolio companies) | environmental violation | 2009 | CT-ENV | $355,000 |
| Bath Iron Works | General Dynamics | aerospace and military contracting | environmental violation | 2018 | EPA | (*)Penalty amounts marked by an asterisk are ones announced by more than one agency. Parent penalty totals are adjusted to avoid double-counting. $355,000 |
| Stone Hedge Utility Co., Inc. | | | environmental violation | 2021 | TX-ENV | $354,681 |
| BUCKEYE PARTNERS | IFM Investors | financial services | environmental violation | 2009 | IL-ENV | $354,540 |
| Alanco Energy Services, Inc. | | | environmental violation | 2021 | CO-OIL | $353,680 |
| Carolina Plating Works, Inc. | | | hazardous waste violation | 2020 | SC-ENV | $353,486 |
| Carolina Plating Works, Inc. | | | hazardous waste violation | 2020 | SC-ENV | $353,486 |
| EOG RESOURCES INC | EOG Resources | oil and gas | environmental violation | 2010 | PA-ENV | $353,419 |
| PuriCore Inc. | | | pesticide violation | 2015 | CA-DPR | $353,229 |
| Fabcon Inc | | | environmental violation | 2008 | MN-ENV | $352,623 |
| CSX Transportation, Inc. | CSX | railroads | water pollution violation | 2011 | OH-ENV | $351,250 |
| Demenno-Kerdoon | World Oil Corp. | oil and gas | air pollution violation | 2011 | CA-SCAQMD | $351,000 |
| Hillman Holdings, LLC | | | air pollution violation | 2004 | CA-SCAQMD | $351,000 |
| Summit, Inc. | | | environmental violation | 2022 | EPA | $350,954 |
| C.F. INDUSTRIES, INC. | CF Industries | chemicals | hazardous waste violation | 2010 | FL-DEP | $350,720 |
| Gasco Energy Inc. | Gasco Energy | oil and gas | environmental violation | 2011 | EPA | $350,000 |
| Chevron U.S.A. Inc. | Chevron | oil and gas | oil or gas drilling violation | 2015 | BSEE | $350,000 |
| Flint Hills Resources | Koch Industries | diversified | air pollution violation | 2014 | EPA | $350,000 |
| Gibson Guitar Corp. | Gibson Brands | miscellaneous manufacturing | environmental violation | 2012 | FWS | $350,000 |
| CalPortland Company | CalPortland | building materials | air pollution violation | 2010 | EPA | $350,000 |
| Stowe Construction | | | water pollution violation | 2012 | EPA | $350,000 |
| Chevron U.S.A. Inc. | Chevron | oil and gas | oil or gas drilling violation | 2001 | BSEE | $350,000 |
| John Wieland Homes and Neighborhoods Inc. | | | environmental violation | 2009 | EPA | $350,000 |
| Lodge/Abbott Investments Associates LLC | | | water pollution violation | 2018 | EPA | $350,000 |
| Accutest Laboratories of New England, Inc. | SGS S.A. | miscellaneous services | air pollution violation | 2014 | MA-AG | $350,000 |
| Chevron Environmental Services | Chevron | oil and gas | environmental violation | 2004 | IL-AG | $350,000 |
| FILLI, LLC dba Con-Test Analytical Laboratory | | | air pollution violation | 2014 | MA-AG | $350,000 |
| Michigan Waste Energy, Inc. and Detroit Renewable Power LLC | | | environmental violation | 2014 | MI-AG | $350,000 |
| Quail Ridge Country Club LLC | | | environmental violation | 2007 | MA-AG | $350,000 |
| Serota Brown Court II | | | environmental violation | 2005 | NY-AG | $350,000 |
| Spectrum Analytical, Inc. | | | environmental violation | 2014 | MA-AG | $350,000 |
| Benefit Cosmetics | | | environmental violation | 2008 | USAO | $350,000 |
| ExxonMobil Chemical | Exxon Mobil | oil and gas | air pollution violation | 2003 | LA-ENV | $350,000 |
| MSC Mediterranean Shipping Company SA | | | air pollution violation | 2018 | CA-ARB | $350,000 |
| Texas Industries | | | air pollution violation | 2004 | CA-ARB | $350,000 |
| Finish Master Corporation | | | air pollution violation | 2002 | CA-ARB | $350,000 |
| Romic Environmental Technologies Corp. | | | environmental violation | 2010 | CA-DTSC | $350,000 |
| Hanover Environmental Services, Inc. | | | underground storage tank violation | 2016 | CA-WAT | $350,000 |
| Cemex Construction Materials | Cemex | building materials | air pollution violation | 2006 | CO-DPHE | $350,000 |
| 2201 Channing St., LLC | | | hazardous waste violation | 2021 | DC-AG | $350,000 |
| PCS Nitrogen Fertilizer, LP et al. | Nutrien Ltd. | chemicals | environmental violation | 2015 | LA-ENV | $350,000 |
| Western Refining Southwest, Inc. | Marathon Petroleum | oil and gas | environmental violation | 2011 | NM-ENV | $350,000 |
| Summit Transfer & Recycling, Inc. and Law, Ltd. | | | environmental violation | 2009 | OH-ENV | $350,000 |
| Hi TechMetal Group, Inc. | | | hazardous waste violation | 2007 | OH-ENV | $350,000 |
| Southwest Shipyard | | | environmental violation | 2007 | TX-ENV | $350,000 |
| CROWN CENTRAL PETROLEUM CORPORATION | Crown Central | oil and gas | environmental violation | 2001 | TX-ENV | $350,000 |
| Madison Kipp Corporation | | | environmental violation | 2017 | WI-ENV | $350,000 |
| PRAIRIE REDI MIX INC | | | environmental violation | 2008 | WI-ENV | $350,000 |
| Alliant Techsystems Operations LLC | Northrop Grumman | aerospace and military contracting | environmental violation | 2021 | EPA | $350,000 |
| Safety Kleen Systems, Inc. | Clean Harbors Inc. | waste management and environmental services | hazardous waste violation | 2021 | EPA | $350,000 |
| Torrance Refining Company LLC | PBF Energy | oil and gas | air pollution violation | 2020 | CA-SCAQMD | $350,000 |
| MJC Land Investments LLC and MJC Providence Estates LLC | | | environmental violation | 2022 | MI-AG | $350,000 |
| MAGELLAN TERMINALS HOLDINGS, L.P. | Oneok | pipelines | air pollution violation | 2022 | TX-ENV | $350,000 |
| Green Diesel Engineering LLC and CAV Engineering LLC | | | air pollution violation | 2023 | EPA | $350,000 |
| American Crystal Sugar Co. | American Crystal Sugar | agribusiness | air pollution violation | 2024 | MN-ENV | $350,000 |
| Wisconsin Whey Protein Inc. | | | water pollution violation | 2024 | WI-AG | $350,000 |
| SPRAGUE RESOURCES LP | Brookfield Corporation | diversified | environmental violation | 2021 | EPA | $350,000 |
| Northeast Dredging Equipment Company, LLC | | | environmental violation | 2017 | EPA | $350,000 |
| AMERICAN REFINING GROUP, INC. | | | environmental violation | 2019 | EPA | $350,000 |
| ALLIANT TECHSYSTEMS OPERATIONS, LLC | Northrop Grumman | aerospace and military contracting | environmental violation | 2021 | EPA | (*)Penalty amounts marked by an asterisk are ones announced by more than one agency. Parent penalty totals are adjusted to avoid double-counting. $350,000 |
| LEE BRASS COMPANY | | | environmental violation | 2002 | EPA | $350,000 |
| JOHN WIELAND HOMES AND NEIGHBORHOODS, INC. | | | environmental violation | 2009 | EPA | (*)Penalty amounts marked by an asterisk are ones announced by more than one agency. Parent penalty totals are adjusted to avoid double-counting. $350,000 |
| DEGUSSA CORPORATION | Evonik Industries | chemicals | environmental violation | 2006 | EPA | $350,000 |
| SUPERIOR MARINE | | | environmental violation | 2015 | EPA | $350,000 |
| TIMKEN COMPANY | Timken | industrial equipment | environmental violation | 2020 | EPA | $350,000 |
| Mr. Eric Gerstenberg President | Clean Harbors Inc. | waste management and environmental services | environmental violation | 2021 | EPA | (*)Penalty amounts marked by an asterisk are ones announced by more than one agency. Parent penalty totals are adjusted to avoid double-counting. $350,000 |
| GREEN DIESEL ENGINEERING | | | environmental violation | 2023 | EPA | $350,000 |
| SHELL CHEMICAL COMPANY | Shell PLC | oil and gas | environmental violation | 2001 | EPA | $350,000 |
| Giant Industries | Marathon Petroleum | oil and gas | environmental violation | 2005 | EPA | (*)Penalty amounts marked by an asterisk are ones announced by more than one agency. Parent penalty totals are adjusted to avoid double-counting. $350,000 |
| MOTIVA ENTERPRISES PORT ARTHUR CHEMICALS | Saudi Arabian Oil Company (Saudi Aramco) | oil and gas | environmental violation | 2015 | EPA | (*)Penalty amounts marked by an asterisk are ones announced by more than one agency. Parent penalty totals are adjusted to avoid double-counting. $350,000 |
| Chevron U.S.A, INC | Chevron | oil and gas | environmental violation | 2019 | EPA | $350,000 |
| Walmart, Inc. | Walmart | retailing | environmental violation | 2020 | EPA | $350,000 |
| PHILLIPS PETROLEUM | Phillips 66 | oil and gas | environmental violation | 2000 | EPA | $350,000 |
| Gasco | Gasco Energy | oil and gas | environmental violation | 2011 | EPA | (*)Penalty amounts marked by an asterisk are ones announced by more than one agency. Parent penalty totals are adjusted to avoid double-counting. $350,000 |
| ARIZONA PORTLAND CEMENT COMPANY | | | environmental violation | 2011 | EPA | $350,000 |
| J.R. SIMPLOT COMPANY | J.R. Simplot | agribusiness | environmental violation | 2016 | EPA | $350,000 |
| BP Products North America | BP | oil and gas | environmental violation | 2012 | EPA | $350,000 |
| Citgo Petroleum Corporation | PDVSA (Petroleos de Venezuela S.A.) | oil and gas | environmental violation | 2012 | EPA | $350,000 |
| Valero Energy Corporation | Valero Energy | oil and gas | environmental violation | 2013 | EPA | $350,000 |
| JX Nippon Chemical Texas Inc. | ENEOS Holdings | oil and gas | environmental violation | 2017 | EPA | $350,000 |
| SHELL CHEMICAL LP | Shell PLC | oil and gas | environmental violation | 2019 | EPA | $350,000 |
| EXIDE TECHNOLOGIES | Exide Technologies | miscellaneous energy products and systems | air pollution violation | 2023 | CA-SCAQMD | $349,923 |
| ROMIC ENVIRONMENTAL TECHNOLOGIES CORP. | | | environmental violation | 2001 | EPA | $349,877 |
| Comisi?n Federal de Electricidad | | | air pollution violation | 2017 | CA-ARB | $349,500 |
| Federal Cartridge Co. | Vista Outdoor Inc. | miscellaneous manufacturing | air pollution violation | 2024 | EPA | $349,471 |
| FEDERAL CARTRIDGE CO | Vista Outdoor Inc. | miscellaneous manufacturing | environmental violation | 2024 | EPA | $349,471 |
| RS Used Oil | Clean Harbors Inc. | waste management and environmental services | environmental violation | 2014 | EPA | $349,276 |
