| ARA Automated Finishing | | | environmental violation | 2004 | CA-SCCDA | $100,000 |
| Energy Partners Ltd. | | | environmental violation | 2008 | USAO | $100,000 |
| OXARC, Inc. | | | environmental violation | 2020 | EPA | $100,000 |
| Bill Case Farms, Inc. | | | water pollution violation | 2020 | EPA | $100,000 |
| Advanced Building Systems, Inc. | | | asbestos violation | 2020 | MA-AG | $100,000 |
| 4JR Enterprises, Inc | | | underground storage tank violation | 2021 | CA-VCDA | $100,000 |
| MODERN LDFL | | | environmental violation | 2000 | PA-ENV | $100,000 |
| KLINES SVC INC | | | environmental violation | 2002 | PA-ENV | $100,000 |
| WASTE MGMT DSPL SVC OF PA INC | Waste Management Inc. | waste management and environmental services | environmental violation | 2004 | PA-ENV | $100,000 |
| SOIL TECH INC | | | environmental violation | 2000 | PA-ENV | $100,000 |
| SENECA LDFL INC | | | environmental violation | 2004 | PA-ENV | $100,000 |
| SALERNO PROP | | | environmental violation | 2013 | PA-ENV | $100,000 |
| ROBERT PACKER HOSP | | | environmental violation | 2010 | PA-ENV | $100,000 |
| PBS COALS INC | Corsa Coal | mining and minerals | environmental violation | 2013 | PA-ENV | $100,000 |
| LIGONIER CONST CO | | | environmental violation | 2005 | PA-ENV | $100,000 |
| LEHIGH CEMENT CO LLC | Heidelberg Materials | building materials | environmental violation | 2000 | PA-ENV | $100,000 |
| LEHIGH CEMENT CO LLC | Heidelberg Materials | building materials | environmental violation | 2000 | PA-ENV | $100,000 |
| ESSINGTON AVENUE PARTNERS LP | | | environmental violation | 2004 | PA-ENV | $100,000 |
| EASTERN GAS TRANS & STORAGE INC | | | environmental violation | 2000 | PA-ENV | $100,000 |
| COVANTA METALS MKT LLC | EQT AB | private equity (including portfolio companies) | environmental violation | 2015 | PA-ENV | $100,000 |
| Hyundai Motor Manufacturing Alabama, LLC | Hyundai Motor | motor vehicles | air pollution violation | 2021 | AL-ENV | $100,000 |
| Door Components, LLC | | | air pollution violation | 2015 | AL-ENV | $100,000 |
| Union Foundry Company | McWane | miscellaneous manufacturing | hazardous waste violation | 2008 | AL-ENV | $100,000 |
| Tennessee Valley Authority | | | air pollution violation | 2008 | AL-ENV | $100,000 |
| AMVAC Chemical Company | American Vanguard | chemicals | hazardous waste violation | 2007 | AL-ENV | $100,000 |
| Baldwin County Sewer Service, LLC | | | drinking water violation | 2007 | AL-ENV | $100,000 |
| McWane Cast Iron Pipe Co. | McWane | miscellaneous manufacturing | hazardous waste violation | 2001 | AL-ENV | $100,000 |
| Fayetteville Shale Land Farm, LLC | | | water pollution violation | 2009 | AR-ENV | $100,000 |
| El Dorado Chemical Company | LSB Industries | chemicals | water pollution violation | 2002 | AR-ENV | $100,000 |
| PAS Technologies, Inc. | | | environmental violation | 2013 | AZ-DEQ | $100,000 |
| Hunt Building Company, Ltd et al. | | | asbestos violation | 2010 | AZ-DEQ | $100,000 |
| RICK BELL OIL COMPANY | | | underground storage tank violation | 2010 | AZ-DEQ | $100,000 |
| Automation Plating | | | environmental violation | 2009 | AZ-DEQ | $100,000 |
| Metco Metal Finishing | | | hazardous waste violation | 2005 | AZ-DEQ | $100,000 |
| Dome Rock Industries | | | hazardous waste violation | 2003 | AZ-DEQ | $100,000 |
| Rainbow Enterprises, Inc. | | | environmental violation | 2001 | AZ-DEQ | $100,000 |
| Clean Energy Renewable Fuels | | | air pollution violation | 2019 | CA-ARB | $100,000 |
| The Plastics Group, Inc. | | | air pollution violation | 2018 | CA-ARB | $100,000 |
| Kao USA Inc. | Kao Corporation | chemicals | air pollution violation | 2017 | CA-ARB | $100,000 |
| Marten Transport | Marten Transport | freight and logistics | air pollution violation | 2017 | CA-ARB | $100,000 |
| Quality 1st Produce Inc./Young Trucking LLC/Forever Young Transport LLC | | | air pollution violation | 2016 | CA-ARB | $100,000 |
| Liquid Glass Enterprises, Inc. | | | air pollution violation | 2011 | CA-ARB | $100,000 |
| Dobeck | | | air pollution violation | 2007 | CA-ARB | $100,000 |
| Pep Boys | Icahn Enterprises | diversified | air pollution violation | 2005 | CA-ARB | $100,000 |
| Portosan Company, LLC | | | air pollution violation | 2005 | CA-ARB | $100,000 |
| United Industries Corporation | Spectrum Brands Holdings | housewares and home furnishings | air pollution violation | 2005 | CA-ARB | $100,000 |
| The Spic and Span Company | | | pesticide violation | 2013 | CA-DPR | $100,000 |
| Sysco Corporation | Sysco | wholesalers | pesticide violation | 2010 | CA-DPR | $100,000 |
| Pro-Packaging, Inc. | | | pesticide violation | 2010 | CA-DPR | $100,000 |
| Hayden Environmental, Inc. dba TKO Enviroservices | | | underground storage tank violation | 2019 | CA-WAT | $100,000 |
| Questar Gas Management | Southwest Gas | miscellaneous energy products and systems | air pollution violation | 2007 | CO-DPHE | $100,000 |
| P & M Petroleum Management LLC | | | environmental violation | 2014 | CO-OIL | $100,000 |
| Tantonka Oil and Gas Company, Inc. | | | environmental violation | 2011 | CO-OIL | $100,000 |
| C & R Sanitation and All Waste Inc. | | | environmental violation | 2003 | CT-ENV | $100,000 |
| Wyman-Gordon Investment Castings, Inc. | Berkshire Hathaway | diversified | environmental violation | 2002 | CT-ENV | $100,000 |
| Great River, LLC and Herbert Coram, LLC | | | environmental violation | 2000 | CT-ENV | $100,000 |
| Progressive Plating Technology, Inc. | | | environmental violation | 2000 | CT-ENV | $100,000 |
| Motiva Enterprises | Saudi Arabian Oil Company (Saudi Aramco) | oil and gas | environmental violation | 2004 | DE-ENV | $100,000 |
| Metachem | | | environmental violation | 2000 | DE-ENV | $100,000 |
| Qantas Airways | Qantas Airways | airlines | environmental violation | 2020 | EPA | $100,000 |
| AUTOMATED PETROLEUM AND ENERGY CO., INC. (APEC) | | | environmental violation | 2020 | FL-DEP | $100,000 |
| EXPRESS LANE, INC. | | | environmental violation | 2002 | FL-DEP | $100,000 |
| Thrasher Trucking, LLC | | | solid waste violation | 2016 | GA-ENV | $100,000 |
| Georgia Biomass, LLC | | | air pollution violation | 2013 | GA-ENV | $100,000 |
| Southern Wood Piedmont Company | | | hazardous waste violation | 2009 | GA-ENV | $100,000 |
| Rayonier Performance Fibers, LLC | Rayonier Advanced Materials | miscellaneous manufacturing | air pollution violation | 2006 | GA-ENV | $100,000 |
| PSC Recovery Systems, Inc. d/b/a Georgia Recovery Systems | | | solid waste violation | 2006 | GA-ENV | $100,000 |
| Chemcentral Corporation | | | hazardous waste violation | 2003 | GA-ENV | $100,000 |
| Waste Management/WGSL | | | environmental violation | 2010 | HI-ENV | $100,000 |
| Swiss Valley Farms Cooperative | | | environmental violation | 2018 | IA-ENV | $100,000 |
| Equitable L.P. | | | air pollution violation | 2009 | IA-ENV | $100,000 |
| AMSTED RAIL CO | Amsted Industries | industrial equipment | air pollution violation | 2020 | IL-ENV | $100,000 |
| SENSIENT FLAVORS LLC | Sensient Technologies | chemicals | water pollution violation | 2019 | IL-ENV | $100,000 |
| SPRINGFIELD COAL CO LLC | | | water pollution violation | 2016 | IL-ENV | $100,000 |
| UNION PACIFIC RR | Union Pacific | railroads | water pollution violation | 2015 | IL-ENV | $100,000 |
| LOCKFORMER & METCOIL | | | solid waste violation | 2012 | IL-ENV | $100,000 |
| PROVENA HOSPITAL/RESURRECTION CEMETERY | | | solid waste violation | 2008 | IL-ENV | $100,000 |
| OSI Industries, Inc. | OSI Group | food products | air pollution violation | 2006 | IL-ENV | $100,000 |
| Southwestern Polishing and Plating Co. | | | air pollution violation | 2004 | IL-ENV | $100,000 |
| Action Wrecking, Inc. | | | hazardous waste violation | 2002 | IL-ENV | $100,000 |
| CHEYENNE RESOURCES, INC. | | | water pollution violation | 2016 | KY-ENV | $100,000 |
| SUPERIOR VANCEBURG LLC | | | air pollution violation | 2015 | KY-ENV | $100,000 |
| STELLA-JONES CORPORATION | Stella-Jones | building materials | air pollution violation | 2013 | KY-ENV | $100,000 |
| AK STEEL CORPORATION | Cleveland-Cliffs | mining and minerals | air pollution violation | 2011 | KY-ENV | $100,000 |
| WESTLAKE VINYLS & WESTLAKE PVC | Westlake Chemical | chemicals | air pollution violation | 2011 | KY-ENV | $100,000 |
| AUDUBON METALS, LLC | | | air pollution violation | 2010 | KY-ENV | $100,000 |
| BDCC HOLDING COMPANY, INC. | | | mining environmental violation | 2009 | KY-ENV | $100,000 |
| EAST KENTUCKY POWER COOPERATIVE | East Kentucky Power Cooperative | utilities and power generation | air pollution violation | 2005 | KY-ENV | $100,000 |
| Almatis Burnside LLC | | | environmental violation | 2020 | LA-ENV | $100,000 |
| MILFORD NATIONAL LLC | | | environmental violation | 2010 | MA-ENV | $100,000 |
| COHASSET HEIGHTS LTD LANDFILL | | | environmental violation | 2002 | MA-ENV | $100,000 |
| 1411 Division St LLC | | | asbestos violation | 2020 | MD-ENV | $100,000 |
| 1411 Division Street, LLC | | | asbestos violation | 2020 | MD-ENV | $100,000 |
| Johns Hopkins University Radiaition Oncology | Johns Hopkins Medicine | healthcare services | environmental violation | 2019 | MD-ENV | $100,000 |
| Allen Family Foods | | | water pollution violation | 2011 | MD-ENV | $100,000 |
| Six Flags America, LP | Six Flags Entertainment | entertainment | water pollution violation | 2011 | MD-ENV | $100,000 |
| Alliance Imaging | | | environmental violation | 2008 | MD-ENV | $100,000 |
| ESSROC CEMENT | Summit Materials | building materials | air pollution violation | 2008 | MD-ENV | $100,000 |
| CONSTELLATION POWER | Constellation Energy Corporation | utilities and power generation | air pollution violation | 2007 | MD-ENV | $100,000 |
| S & S Partnership | | | lead violation | 2001 | MD-ENV | $100,000 |
| Domtar Maine Corporation | Paper Excellence Group | paper and packaging | air pollution violation | 2007 | ME-ENV | $100,000 |
