Environment: regulatory in United States

Beveridge & Diamond, P.C.

Entirely devoted to environmental law, Beveridge & Diamond, P.C. is able to advise clients, nationwide, on the full-spectrum of environmental regulatory matters. The team is composed of seasoned practitioners who have previously held posts at state and federal agencies, including the US Environmental Protection Agency as well as the Department of Justice. Multinational clients seek the group's advice on compliance issues, namely supply chain and product-related environmental requirements in the US and worldwide, as well as on the implementation of global environmental agreements. In addition to the Clean Water Act and Clean Air Act, areas of expertise also include emerging issues such as the Endangered Species Act. Based in Washington DC, the team is composed of seasoned practitioners including Russell LaMotte, chairman Benjamin Wilson, and former assistant attorney general for the environment and natural resources division of the DOJ John Cruden. Also in DC, managing principal Kathy Szmuszkovicz leads on matters involving pesticide and biotechnology issues, while treaties and legislation affecting the chemicals and electronics sectors are an area of focus for Paul Hagen. Looking elsewhere, Loren Dunn in the Seattle has a background in hazardous waste compliance, as well as natural resources damage claims and CWA enforcement. In Boston, Steve Richmond is the name to note for compliance involving air, waste and permitting issues.

Key clients

American Petroleum Institute




DC Water

Waste Connections




United Airlines

Work highlights

  • Serving as lead environmental counsel to corporate compliance monitor in Volkswagen emissions settlement; this matter follows the the criminal and civil prosecution of Volkswagen for violating the Clean Air Act by selling vehicles containing software designed to cheat on US emissions tests is one of the biggest environmental cases of the decade.
  • Represented Winding Creek Solar in a lawsuit regarding the California Public Utilities Commission’s Renewable Market Adjusting Tariff program, having argued that California’s renewable energy programs do not comply with the federal Public Utilities Regulatory Policies Act (PURPA) because the California rules place artificial caps on the obligation of utilities to purchase power from renewable generators protected by PURPA, the rules do not assure PURPA facilities will be paid “avoided cost” as PURPA requires, and the rules do not provide a viable long-term contracting option.

Hunton Andrews Kurth LLP

Bringing together expertise in environmental disciplines including air, water, chemicals, natural resources and climate change law, Hunton Andrews Kurth LLP handles cutting-edge work covering multi-jurisdictional regulatory matters, compliance and enforcement proceedings. Led from the firm's DC office, the team is routinely involved in high-profile regulatory cases that help shape law under federal environmental statutes. Deidre Duncan has core strength in high-profile CWA matters, while Makram Jaber focuses on matters involving the Clean Air Act, New Source Review program and Hazardous Air Pollutants. Environmental compliance is a key area of activity for Eric Murdock, who also has in-depth knowledge of the Bald and Golden Eagle Protection Act and the Migratory Bird Treaty Act. Chuck Knauss specializes in environmental and energy legislation, regulation and policy issues, while Andrew Turner is proficient in matters involving the Endangered Species Act. Climate change specialist Shannon Broome is a contact in San Francisco. Tom Boer left for Hogan Lovells US LLP in July 2020.

Key clients

Marathon Petroleum Corporation

Air Permitting Forum

Dominion Energy  Services



Consolidated Edison Company of New York

Pacific Gas & Electric Company

Vulcan Materials Company

Work highlights

  • Serves as counsel to the Air Permitting Forum, an association of Fortune 100 companies dedicated to promoting efficient and effective regulations under the CAA, including construction and operating permitting strategies under New Source Review (NSR) and Title V of the federal CAA and state programs.
  • Represents the Auto Industry Forum, which is the only trade group representing the industry on all CAA issues before EPA for US stationary sources (i.e., manufacturing operations), having recently led the advocacy for the auto and light duty coating regulation for air toxics and the engine test facility air toxic regulations.

Latham & Watkins LLP

Latham & Watkins LLP fields an experienced cross-discipline environmental team that excels in acting for clients before federal and state agencies in major regulatory and rulemaking procedures. The team, which includes former senior US government officials, has a breadth of expertise across areas such as air quality, climate change, energy and natural resources projects, as well as enforcement actions. The practice group is jointly led by James Arnone in Los Angeles, and Washington DC-based Janice Schneider, who boasts over 30 years of experience in environmental law. Other key figures in the DC office include Tommy Beaudreau, a name to note for crisis management issues, and Stacey VanBelleghem, who has particular expertise in climate change and air quality matters. Also in DC, Devin O’Connor regularly advises on federal regulatory permitting and compliance issues. A contact in the New York office is Gary Gengel, who advises on regulatory and remediation issues, and is most active in the chemicals, food manufacturing and automotive sectors. Kegan Brown is also recommended in New York.

Practice head(s):

James Arnone; Janice Schneider


‘Breadth of substantive expertise; understanding of regulatory and political process.’

‘The Latham & Watkins Environmental practice is well versed in current legal and regulatory matters and precedent, well-connected with experts in the field, and always concerned with the best interest of their client.’

‘Latham plays well with others, developing overarching strategies while allowing local firms to execute the plan.  This provides an efficient use of resources.’

‘Devin is a powerhouse – she is smart and savvy on the legal questions/strategy and unbeatable on consensus-building and pushing a complex group forward.’

‘Gary Gengel and Kegan Brown always place their clients’ interests primary above all else.  Unlike some other firms, their interest is generating a positive outcome for their client rather than a focus on generating big fees for their firm. Gary and Kegan are well-connected, phenomenal negotiators and highly respected among their clients, peers and adversaries.’ 

‘Kegan Brown and Gary Gengel have been tremendous resources. Their level of understanding and ability to develop successful strategies are unparalleled.’

Key clients

American Airlines Group

Arizona Public Service Company

FivePoint Holdings / Newhall Land & Farming Company

China International Business Dialogue on Environmental Governance

Kindle Energy

Covanta Essex Corporation

Toyota Motor Sales USA

General Electric Company

PPG Industries

Western States Petroleum Association and Regulatory Flexibility Group

Southern California Edison

Sequa Corporation

Work highlights

  • Represented Arizona Public Service Company (APS) throughout the environmental review process under the National Environmental Policy Act and on coordination with federal agencies on compliance with the Endangered Species Act and National Historic Preservation Act, ultimately leading to successful renewal of the project’s lease (Four Corners Power Plant), rights-of-way and other entitlements.
  • Launched the China International Business Dialogue on Environmental Governance (CIBDEG) in Beijing in conjunction with the Environmental Law Institute (ELI); this initiative is a platform for major multinationals to be at the head of the development of environmental regulation in China, including the emissions trading system that was launched at the end of 2017 and ongoing air emissions permit reform, and will assist in the facilitation of a productive dialogue between multinationals.
  • Advising San Diego Gas & Electric Company (SDG&E) on a variety of environmental matters, including amendments to update SDG&E’s existing Subregional Natural Community Conservation Plan/Habitat Conservation Plan pursuant to the California Endangered Species Act, California Natural Community Conservation Planning Act, and federal Endangered Species Act.
  • Represented Covanta Essex, General Electric, Sequa, and PPG Industries in connection with the Lower Passaic River in New Jersey. The US Environmental Protection Agency (“USEPA”) and the Natural Resource Damages Trustees have commenced proceedings seeking the investigation and remediation of the Newark Bay watershed, including the lower 17 miles of the Passaic River. Roughly 70 parties have agreed to perform a remedial investigation and feasibility study (RI/FS) of the Lower Passaic River.
  • Advising on all environmental regulatory requirements that may impact Toyota’s launch of its hydrogen fuel cell vehicle, and also assisting the client in connection with the Portland Harbor Superfund Site in Oregon.

Arnold & Porter

Arnold & Porter provides comprehensive environmental compliance advice to its corporate client base, but is perhaps best known for its involvement in enforcement proceedings across the spectrum of US environmental statutes. Offering coverage from coast to coast, the group is experienced in issues involving the Clean Air Act, CERCLA, RCRA, and the Oil Pollution Act, as well as Proposition 65 and climate change. The practice group is led by Washington DC-based Brian Israel, whose experience covers both regulatory counseling and environmental litigation, namely Natural Resource Damages (NRD) claims. Also in DC, Jonathan Martel stands out for his expertise in Clean Air Act regulatory matters, and Lawrence Culleen is noted for assisting with EPA regulatory programs pertaining to chemicals, pesticides and antimicrobials. Ethan Shenkman is another contact in Washington DC. In the New York office, Ed McTiernan focuses on state and federal regulatory matters involving site remediation and natural resource damages, while, on the West coast, Zachary Fayne in San Francisco has expertise in issues relating to the Clean Air Act. Peggy Otum left the firm for WilmerHale.

Practice head(s):

Brian Israel

Key clients

BP / Atlantic Richfield

Honeywell International

The Chemours Company

Dow Chemical

Bayer CropScience



Consolidated Edison

Growth Energy

California Chamber of Commerce

Work highlights

  • Advising BP on the implementation of the global consent decree resolving the government’s Clean Water Act claims relating to the Deepwater Horizon oil spill in the Gulf of Mexico.
  • Lead environmental counsel to Chemours in a range of regulatory, enforcement, and litigation matters relating to chemicals in the Cape Fear River in North Carolina.
  • Advising a number of the nation’s leading trade associations on matters concerning the recent reauthorization and amendments to the TSCA as well as state and federal legislative developments affecting ingredient disclosure requirements and labeling standards.
  • Advising Atlantic Richfield on two major remediation projects involving a nuclear disposal site and PCB contamination.
  • Advising Honeywell on the ongoing CERCLA remedial investigations and remedy selection processes at numerous mega-sites in the New York/New Jersey waterways.

Baker Botts L.L.P.

Baker Botts L.L.P. provides clients with a full range of environmental advice, including representation during the permitting process, before regulatory agencies, and when a crisis hits. In addition to crisis response and prevention, the team is well-equipped to advise on federal and state air regulation and international air emission programs, as well as permitting, compliance, enforcement and participation in the development of water quality regulations. Scott Janoe leads the group from Houston; he has experience of environmental compliance counselling, enforcement defense and crisis management. Also in Houston, Matt Kuryla heads one of the firm's Texas industry project, a client group made up of more than 60 companies with operations in Texas. Paulina Williams in Austin is a contact for matters relating to water quality, water rights and waste air. Names to note in Washington DC include Megan Berge, and expert in Clean Air Act and climate change issues;  and Jeff Wood, who recently joined the firm, after two years in the Department of Justice's environment and natural resources division. The team in fact has witnessed tremendous growth in the past year, with the arrival of several partners from Katten, including Greg Dillard and Scott Elliott in Houston, and Steve Solow in Washington DC, who specializes in environmental crime-related matters.

Practice head(s):

Scott Janoe

Key clients

EDF Renewable Energy

HESS Corporation

Intercontinental Terminals Company

Marathon Petroleum

NRG Energy

Puget Sound Energy

Rancho Viejo Waste Management


Vistra Energy Corporation

Work highlights

  • Representing DuPont in connection with a catastrophic toxic environmental release that resulted in multiple fatalities in La Porte, Texas, on November 15, 2014.
  • Acting for S Terra-Gen with respect to California Environmental Quality Act review and permitting for the Humboldt Wind Energy Project, which consists of up to 60 wind turbine generators and associated infrastructure at a site.
  • Retained by Rancho Viejo Waste Management to obtain a Texas solid waste permit from TCEQ for the development of a new municipal waste landfill in Laredo, Texas.
  • Steve Solow was selected by a US Federal District Court judge to serve as the Court Appointed Monitor (CAM) to Princess Cruise Lines, which pleaded guilty to seven felony charges for making false record book entries in connection with illegal discharges of oily wastewater into the ocean, and for efforts to conceal those discharges and obstruct the government’s investigation.

Bracewell LLP

Fielding professionals in Texas and Washington DC, the environmental strategies team at Bracewell LLP has extensive experience handling regulatory matters in energy sector, where it represents clients in a full-range of state and federal regulatory proceedings. In particular, the team is well-versed in climate change regulation, renewable fuels standards and energy policies, as well as issues involving the Clean Water Act, NSR reform and the regulation of greenhouse gases. The practice is jointly led from Washington DC by Jason Hutt and Jeffrey Holmstead, who advises on a variety of issues such as the Clean Air Act and climate change law. Also in DC, Kevin Ewing is a contact for environmental and climate change disclosure under SEC laws, as well as energy-related incidents. In Austin, Sara Burgin is a key advisor for enforcement matters pertaining to water issues, while Kevin Collins leads on environmental investigations and safety incidents in the energy and petrochemical sectors. Timothy Wilkins is also recommended in the Austin office.

Practice head(s):

Jason Hutt; Jeffrey Holmstead


‘The team is deeply knowledgeable in the oil and gas refining industry and provides stellar legal advice tailored to our needs.’

‘Tim Wilkins, Whit Swift, and Kevin Collins possess a wealth of knowledge in the refining industry and provide salient advice in a manner that addresses all of our regulatory and compliance needs.  They are my ‘go-to’ team whenever we have compliance questions or needs.’

Key clients

Electric Reliability Coordinating Council

Equinor Wind (f/k/a Statoil Wind)

Sinclair Oil Corporation

Gulf Coast Sequestration

The Williams Companies


Airgas/Air Liquide USA

Cheniere Energy

Work highlights

  • Representing The Electric Reliability Coordinating Council in regulatory, congressional, public advocacy and media outreach and in appellate litigation.
  • Assisting Sinclair Oil Corporation with its efforts to obtain “small refinery exemptions” under the Renewable Fuel Standard program.
  • Retained by Gulf Coast Sequestration to assist with obtaining a Class VI UIC permit for a project that would be the largest carbon capture and sequestration (CCS) project in the world.
  • Advising Honeywell on an advocacy strategy to persuade EPA not to adopt a rule-change that it had recently proposed.
  • Representing Airgas in multiple incident response matters as well as in a series of privileged environmental compliance and liability audits and in a Risk Management Program enforcement action.

Morgan, Lewis & Bockius LLP

Morgan, Lewis & Bockius LLP's environmental counseling and litigation team is well-versed across the spectrum of environmental regulatory matters, ranging from investigations and enforcement actions to crisis management. Typical mandates also include natural resource permitting, CEQA/NEPA compliance as well as providing advice on regulatory and compliance issues for clients such as refineries and large manufacturing facilities. The department is jointly led by Princeton-based John McGahren and James Dragna in Los Angeles, the latter of whom stands out for his environmental crisis work. Other contacts in LA include Rick Rothman, who specializes in regulations concerning air and water quality, hazardous substances, energy efficiency requirements, and Proposition 65; and David Brown, who advises complex regulatory investigations and compliance matters. Also recommended are Princeton-based Christopher McAuliffe, a key contact for issues involving climate change legislation, and water and air pollution control requirements; and environmental permitting expert Ella Foley Gannon in San Francisco.

Practice head(s):

James Dragna; John McGahren

Key clients

Southern California Gas Company

Schnitzer Steel Industries

MMGL Corp.

The Sherwin-Williams Company

D. E. Shaw Renewables

Southern California Edison

Anadarko Petroleum Corporation

Celanese and affiliates

Stepan Company

Eagle Crest

Exelon Corporation and Cotter Corporation


Work highlights

  • Represents Wallace Silversmiths de Puerto Rico in connection with the EPA’s August 2015 Proposed Plan for the San Germán Ground Water Contamination site.
  • Represents Exelon and Cotter in ongoing remedial actions and advocacy at the West Lake Landfill Superfund Site, portions of which contain low-level nuclear wastes left over from the United States’ Manhattan Project operations.

Vinson & Elkins LLP

Acting for clients across a range of industry sectors, Vinson & Elkins LLP is experienced in enforcement actions as well as in the preparation for possible catastrophic events and crisis management. Leading the practice are Ronald Tenpas in Washington DC, and Houston-based Larry Nettles, who has long-standing expertise in environmental counseling and permitting matters. Also in Houston, Matthew Dobbins routinely advises complex regulatory matters, remedial issues and climate change mitigation. Other key figures in the team include Climate change risk management specialist Margaret Peloso in Washington DC, and Eric Groten in Austin, who is rated for his in-depth knowledge of the Clean Air Act. The environmental regulatory group was further strengthened by the arrival of Patrick Traylor in DC; he was previously the deputy assistant administrator for the EPA’s Office of Enforcement and Compliance Assurance.

Practice head(s):

Larry Nettles; Ronald Tenpas


‘The practice is able to support both state issues (local counsel), and is also well versed in federal impacts. The team has the capability to address any federal hiccups and shortfalls.’

‘The firm stands out based on the ease of interaction with them.  Eric Groten  is recommended.’

Key clients

Blackstone Energy Partners

Bluewing Midstream


Enbridge/Valley Crossing Pipeline

Energy Transfer Partners/Trans-Pecos Pipeline


Greer Capital Corporation

NCS Multistage Holdings

Northwoods Energy

Oasis Petroleum

Pembina/Jordan Cove Energy Project

PennEast Pipeline Company

Popular Bank

RSP Permian

San Miguel Electric Cooperative

Securities Industry and Financial Markets Association (SIFMA)

SemGroup Corporation

Southwest Business Properties

Tyr Energy

Work highlights

  • Acting for Pembina/Jordan Cove with respect to federal environmental and natural resources permitting of the Jordan Cove Energy Project and Pacific Connector Gas Pipeline, a proposed liquefied natural gas export project and associated 235-mile pipeline that will be located in Coos Bay, Oregon.
  • Assisted Energy Transfer Partners with obtaining multiple Presidential Permits and authorizations under Section 3 of the Natural Gas Act (NGA) from the Federal Energy Regulatory Commission (FERC) to site, construct, own and operate various pipeline transmission facilities extending across the International Boundary between the United States and Mexico at the Rio Grande River.
  • Advising multiple clients on midstream energy infrastructure development projects, helping them navigate the environmental review and approval process under the National Environmental Policy Act, the Clean Water Act, the Endangered Species Act, the National Historic Preservation Act, and similar federal and state statutes.
  • Assisting PennEast with obtaining certificate approvals from the FERC, as well as numerous other permits and approvals, to construct and operate the proposed PennEast Pipeline Project.
  • Representing Greer Capital Corporation in an asbestos matter, negotiating with EPA regarding the form of cleanup the agency will require and who will implement the remedy in an effort to reduce the cost of the cleanup project.

Baker McKenzie LLP

Baker McKenzie LLP provides legal counsel in relation to the development of environmental compliance programs, sustainability and CSR initiatives and climate change policies. The team is also experienced in agency enforcement matters, as well as counseling on regulated products and supply chains. Based in Chicago, the team is jointly led by John Watson and David Hackett, who regularly represent clients in federal and state enforcement proceedings, and also provide advice on environmental compliance matters. Another key contact is Douglas Sandler, who has experience of compliance issues relating to CERCLA, RCRA, CWA and state environmental and product regulations.

Practice head(s):

John Watson; David Hackett

Other key lawyers:

Douglas Sanders


‘Very strong knowledge on ESG issues in general.’

‘The  team is comprised of on-call subject matter experts who offer practical advice.’

‘Whenever we have an issue, anywhere in the world, Baker McKenzie has an attorney well positioned to help resolve that problem in an efficient and timely manner.  We do not see this breadth of coverage from other firms we use.’

‘David Hackett is extremely well-versed in ESG matters and has a strong global outlook and understanding.’  

‘John Watson provides timely and effective advice on a range of US-based environmental issues in the context of corporate transactions, brownfields opportunities and reporting obligations.’

‘Those we work with at Baker McKenzie are top notch – not only do they have the expertise we need, they are very responsive and are able to align the level of effort and response needed to the issue at hand.’

Key clients

Gypsum Association

Prince of Wales Charitable Foundation

United Nations Global Compact US Board

World Business Council for Sustainable Development

World Resources Institute

Work highlights

  • Advising the World Business Council for Sustainable Development, on a variety of major environmental/sustainability projects.
  • Acts as outside counsel to the United Nations Global Compact US Board, handling all legal issues ranging from environment/sustainability to contracts, compliance, and governance, including advice related to the UNGC ownership role in developing content, standards and programs related to the UN Sustainable Development Goals (“SDGs”).
  • Assists the Prince of Wales Charitable Foundation with its sustainability effort known as A4S, which involves creating a US entity and assisting in its efforts to focus on public company CFOs and enhanced financial valuation of sustainability risks and opportunities.


The environmental and natural resources team at Dentons provides regulatory advice on a huge range of issues, such as chemical risk and international chemical regulation schemes, as well as emerging environmental matters like global warming and climate change. The practice group is headed by Atlanta-based Todd Silliman, who assists clients with regulatory compliance matters under federal, state and local environmental statutes. Jeffrey Fort is a name to note in the Chicago office; in addition to his extensive knowledge of climate change issues and the California carbon market, he also has experience of environmental compliance strategies, air regulation and permitting matters. A key figure on the West Coast is Gary Roberts in Los Angeles. Roberts is a contact for all things related to California Proposition 65, though he also advises on issues relating to the Clean Water Act, the Clean Air Act and the Resource Conservation and Recovery Act.

Practice head(s):

Todd Silliman

Other key lawyers:

Jeffrey Fort; Gary Roberts

Key clients

Citgo Petroleum

Novus International

TopGolf USA

Tyler Perry Studios

Landmark Properties

Aalborg Cement Company

Angelo Gordon Net Lease Acquisition Corporation


Food Coalition

True Manufacturing

Foam Supplies

Work highlights

  • Representing Foam Supplies in the creation of a methodology for the recognition, documentation and sale of carbon offsets to be issued by the California Air Resources Board for sale and use in the cap and trade climate mitigation plan for California, and potentially in other states including Quebec, Ontario and the State of Washington.
  • Acting for Landmark in the negotiation of brownfield agreements with state and local authorities, and helping to obtain approval for remedies that involve safely capping rather than remediating residual contamination.
  • Advising Aalborg Cement Company on environmental regulatory issues in relation to its acquisition of a majority interest in Lehigh White Cement Company.
  • Writes public comments on behalf of a group of trade associations (food coalition) in opposition to a California regulatory proposal concerning the implementation of Proposition 65.
  • Providing ongoing regulatory advice to Citgo Petroleum Corporation regarding water quality standards.

Greenberg Traurig LLP

Leveraging strong working relationships with federal, state and local agencies, Greenberg Traurig LLP advises on a wide range of regulatory compliance mandates, and crisis response and management issues. The team also represents clients in permitting matters, as well as regulatory rulemaking procedures and challenges. The environmental team is led by three practitioners: David Mandelbaum in Philadelphia, David Weinstein in Tampa and Kerri Barsh in Miami, the last of whom has extensive experience in wetlands and coastal permitting, climate change matters, compliance and enforcement actions. Christopher Bell is a name to note in the Houston office; he focuses on civil and criminal enforcement and investigations, as well as emergency incident response.

Other key lawyers:

Christopher Bell; Curtis Toll

Key clients

McPherson Implementing Local Redevelopment Authority (MILRA)

National Marine Manufacturers Association

Barrick Gold of North America

MTA Metro-North Railroad

Freedom to Drive

Colorado Automobile Dealers Association

Golden Spread Electric Cooperative

EPA Independent Monitor for Duke Energy

State of North Dakota

Work highlights

  • Acted for McPherson Implementing Local Redevelopment Authority (MILRA) in negotiations with the Department of the Army, the Georgia Department of Natural Resources, and Tyler Perry Studios in relation to the transfer of 330 acres of land at the former Fort McPherson military base in southwest Atlanta to Tyler Perry Studios under provisions authorized by the Base Realignment And Closure Commission.
  • Represents the National Marine Manufacturers Association (NMMA) in obtaining the environmental permits for the world’s largest boat show—The Miami International Boat Show—at its new location on Virginia Key; also defending the NMMA in permitting challenges by the Village of Key Biscayne, including litigation contesting the State of Florida and county environmental permits.
  • Assisted Barrick Gold of North America with multiple aspects of its company-wide mercury strategy, having monitored and drafted legislation, participated in numerous negotiations with EPA, the Department of Energy, and state regulators, as well as advising Barrick on its compliance obligations under the Clean Air Act, the Clean Water Act, the Resource Conservation and Recovery Act, and many others statues.
  • Advising MTA Metro-North Railroad on permitting issues and an environmental review to be conducted pursuant to the federal National Environmental Policy Act (NEPA) for the company’s Penn Station Access Project.
  • Representing Freedom to Drive, an association of Colorado and national industry groups and citizens, in its participation in the Colorado Air Quality Control Commission’s rulemaking that seeks to adopt California zero-emission vehicle requirements in Colorado.

King & Spalding LLP

Fielding a team of seasoned practitioners with previous experience in federal and state agencies, King & Spalding LLP stands out for its enforcement expertise, and wide-ranging advisory practice covering water rights, soil contamination, incident response and crisis management, as well as air emission regulation. The team has significant strength in mobile source-related work, and also has a strong track record in advising on regulated products and supply chains regulated by EPA and other state agencies. Department head Granta Nakayama has a wealth of experience in regulatory investigations pertaining to emissions from diesel engines; he is based in Washington DC. Another contact in DC is Cynthia Stroman, who focuses on science-based advocacy and chemical regulation. Adam Sowatzka in Atlanta is also recommended; he has experience in incident response and enforcement actions concerning wastewater and stormwater issues.

Practice head(s):

Granta Nakayama


‘Excellent knowledge base with former regulators and technical experts in the environmental space.’

‘Grant Nakayama has assembled an excellent team for regulatory work.’ 

‘Cynthia Stroman possesses fantastic attention to detail and is always available.’

Key clients



Fiat Chrysler Automobiles

Great Basin Unified Air Pollution Control District

Sea Island Acquisition

Kia Motors America

Total Terminals International

The Atlanta Regional Commission (ARC)

Georgia Water Supply Providers (the City of Atlanta, the City of Gainesville, the Cobb County-Marietta Water Authority, Fulton County, DeKalb County, Forsyth County, and Gwinnett County).

Honeywell International

Rayonier Advanced Materials

City of Murfreesboro, Water Director

Soundview Paper Company

Forestar Group

Work highlights

  • Lead negotiator for Volkswagen with respect to the EPA and ARB’s portions of VW’s recent $15bn settlement; leading a team of lawyers addressing unresolved claims for additional 3.0-liter vehicles and the imminent environmental civil penalties for all such vehicles.
  • Representing FCA US and FCA in connection with the EPA, California Air Resources Board, Department of Justice, and California Attorney General investigations related to emissions from 3.0L diesel vehicles.
  • Providing regulatory counseling and handling enforcement work relating to Hyundai/Kia’s $350m settlement of alleged Clean Air Act violations.
  • Working with RYAM to secure the renewal of the wastewater discharge permit for its plant in Jesup, GA, which is one of the largest pulp mills in North American and the largest cellulose specialties plant in the world.

Kirkland & Ellis LLP

Kirkland & Ellis LLP is well-equipped to support clients across in compliance matters and environmental permitting, enforcement proceedings, and crisis prevention and response. The group is especially experienced with environmental statutes pertaining to air emissions, hazardous waste, contaminated land and water discharge; climate change is another of the team's skill sets. DC-based of counsel Brian Land is noted for his work in compliance matters. Jeanne Cohn-Connor left the firm.

Other key lawyers:

Brian Land

Key clients

Advancing Contracts in Energy Storage (ACES)

Air-Conditioning, Heating and Refrigeration Institute

Alliance of Automobile Manufacturers

Bain Capital


CF Industries

GenOn Energy

Kinder Morgan

Nucor Steel Seattle

General Recycling of Washington

PES Holdings

Raymond James & Associates


Sustainable Bioproducts

Work highlights

  • Acting for Alliance of Automobile Manufacturers as intervenor to urge dismissal of petitions for review of the EPA’s decision to conduct rulemaking to amend new motor vehicle greenhouse gas emissions standards.
  • Served as lead environmental counsel to GenOn during its bankruptcy proceedings and its separation from NRG Energy.
  • Representing Kinder Morgan and its subsidiaries, Kinder Morgan Energy Partners (KMEP) and Plantation Pipe Line Company, in an appeal challenging a Fourth Circuit decision concluding that seepage from a 2014 gasoline spill through soil and groundwater constitutes an ongoing violation of the Clean Water Act.
  • Advised Nucor Steel Seattle and General Recycling of Washington on potential liability under CERCLA and the Washington Model Toxics Control Act (MTCA) for remedial action costs and natural resources damages at the Lower Duwamish Waterway (LDW) Superfund Site in Seattle, Washington.
  • Counselled Raymond James & Associates both on the International Maritime Organization’s IMO 2020 standard and domestic obligations under the Clean Air Act.

Paul Hastings LLP

The California-based team at Paul Hastings LLP is often involved in matters addressing complex and emerging areas of environmental policies and regulations. The practice group has significant experience in the permitting of solar energy facilities, and has also developed a strong track record in National Environmental Policy Act (CEQA) and California Environmental Quality Act (NEPA)-related matters. Based in San Francisco, practice head Peter Weiner has core strengths in contaminated site clean-up issues and renewable energy. Other key figures include Deborah Schmall, who has experience in multi-jurisdictional enforcement proceedings; Gordon Hart, who advises on a range of permitting and transactional issues; and Jill Yung, a contact for matters involving endangered species, as well as issues relating to NEPA and CEQA. All named attorneys are based in San Francisco.

Practice head(s):

Peter Weiner

Key clients



Capital One

Credit Suisse

General Electric

JP Morgan


Morgan Stanley

RBC (Royal Bank of Canada)


Société Générale


Wells Fargo

Related Companies / (Related Santa Clara LLC)

Union Pacific Railroad

AT&T Services

San Francisco Giants

Oakland Athletics

Occidental Petroleum

Work highlights

  • Acting for First Solar in relation to the Desert Quartzite (450 MW) project in CA, and the Sunshine Valley project (250 MW) and Red Valley project (300 MW) in NV, which involve issues under NEPA, the Federal Land Policy and Management Act, the Migratory Bird Treaty Act, the Bald and Golden Eagle Protection Act, tribal consultation issues, and CEQA.
  • Acting for Intersect Power (a spinoff from Recurrent Energy) in its 350 MW Athos Solar Project; providing advice on all regulatory approvals, including land use, NEPA, tribal issues, CEQA, and energy agencies.
  • Acted as the leading outside law firm to The Boeing Company in developing and negotiating a unique Conservation Easement that applies to the 2400 acre heavily contaminated site, which is undergoing a RCRA cleanup.
  • Represents Oxy in negotiations with the California Air Resources Board (CARB) to gain approval of Oxy’s planned carbon capture and sequestration project.
  • Advising Covanta on a broad range of matters, including compliance issues pertaining to recycling of metals and disposal of ash; the handling of pharmaceutical wastes; obtaining a medical waste permit; and obtaining favorable Greenhouse Gas regulation treatment.

Pillsbury Winthrop Shaw Pittman LLP

Pillsbury Winthrop Shaw Pittman LLP's broad service offering encompasses regulatory compliance advisory work, legislative and regulatory monitoring and counselling, as well as site investigation and remediation. The team has significant experience handling issues relating to all federal and state environmental statutes, as well as local ordinances, covering air and water pollution control, solid and hazardous waste, endangered species and climate change. The department is jointly led by Margaret Rosegay (San Francisco), Amanda Halter (Houston), Mark Elliott (Los Angeles) and Jeffrey Knight (Washington DC). Elliot has a particularly strong environmental compliance practice, while Knight has expertise in environmental agency rulings and Clean Air Act regulations. Other contacts in the DC office include Sheila Harvey, who advises on climate change, water and waste disposal regulation, and Matthew Morrison, an expert in civil and criminal EPA enforcement programs. Climate change and air quality enforcement specialist Michael McDonough is also recommended.


‘As an accomplished attorney with an undergraduate degree in chemical engineering, Matt Morrison has provided my company with world-class service in every instance.  Additionally, Matt is personable and pleasant to work with. One of his chief skills is being able to explain complicated reams of information in a way that non-attorneys and even non-technical (i.e., our business leaders) people can understand it and use the summary as a basis for action.’

Key clients



Chesapeake Energy


Waste Management

Chevron Corporation

Valero Energy Corporation

BAE Systems

Teck Metals

Western States Petroleum Association

Work highlights

  • Representing TopBuild, a leading national construction materials and services corporation, in environmental regulatory and enforcement matters arising at its facilities nationwide.
  • Represents the Association of American Railroads (AAR) and its principal members (Union Pacific Railroad and Burlington Northern Santa Fe Railway) in all air quality, climate change and similar matters affecting the industry in California, Oregon and Washington State.
  • Represents Whittaker Corporation in federal CERCLA litigation concerning the liability and allocation of response costs to the United States of America resulting from its defense contracting activities over the past fifty years with Whittaker Corporation and its predecessors.
  • Assists San Francisco Bay Area Rapid Transit District  (BART) with environmental impact reviews under state and federal law, as well as with other environmental and land use matters, for all of its major projects.
  • Represents several clients in defense of enforcement actions instituted by environmental agencies (i.e. the US Environmental Protection Agency, the California Air Resources Board, the Bay Area Air Quality Management District, the South Coast Air Quality Management District, etc.), alleging violation of various environmental laws usually related to air quality.

Sidley Austin LLP

Sidley Austin LLP provides legal support to clients in industry sectors, including energy, consumer products, chemical manufacturing and agribusiness, among others. The team has experience of compliance and regulatory matters pertaining to air, water, waste and climate change issues, as well as enforcement proceedings. Contacts include David Buente in Washington DC, Judith Praitis in Los Angeles and Byron Taylor in Chicago.

Van Ness Feldman LLP

Van Ness Feldman LLP is experienced across the full-range of environmental regulatory matters, including air pollution control, climate change, endangered species issues, hazardous waste, and land and water resources. Jointly led from DC by Jonathan Simon, Stephen Fotis and Britt Fleming, the team has core strength in environmental permitting, compliance strategies, matters relating to the regulation of stationary and mobile sources under the Clean Air Act, and renewable fuel standards and carbon dioxide emissions regulations. Andrea Campbell is another name to note; she has experience in enforcement matters before federal courts, the EPA and the California Air Resources Board. The team was recently strengthened by the addition of six new partners who joined from the now defunct Hunsucker Goodstein.

Other key lawyers:

Andrea Campbell; Kyle Danish


‘Deep expertise in Federal and CARB emissions regulations.’

‘Attorneys are subject matter experts and very responsive.’

Key clients

American Electric Power


Holland America Group

Large Public Power Council

Los Angeles Department of Water & Power

North Slope Borough

Oglethorpe Power Corporation



Wolf Trap Foundation of the Performing Arts

Work highlights

  • Represented the Wolf Trap Foundation for the Performing Arts in its efforts to negotiate a new 20-year Cooperative Agreement with the NPS relating to the operation of the only national park dedicated to presenting the performing arts.
  • Advising the North Slope Borough on the implementation of a management regime pursuant to a bilateral treaty with Russia that governs the Russian and Alaska Native subsistence “take” of polar bears in the Chukchi Sea region.
  • Advising Toyota on issues related to the implementation and compliance with the complex set of federal and fuel economy/greenhouse gas (GHG) rules for Model Years through 2025, as well as California’s Zero Emission Vehicle (ZEV) sales mandate rules.
  • Advising Puget Sound Energy on environmental and natural resources matters and permitting throughout the state including all state SEPA (State Environmental Policy Act) and federal NEPA (National Environmental Policy Act) environmental review and procurement of local, regional, state and federal permits for the siting, construction, in-water work and air emissions associated with the development of a first-of-its-kind combined peakshaving LNG liquefaction/storage facility and marine fueling terminal in the Port of Tacoma, Washington.
  • Assists Los Angeles Department of Water and Power (LADWP) with major environmental issues at both the federal and state level, such as those pertaining to the establishment of federal requirements for limiting CO2 emissions from new and existing power plants under the Clean Air Act, as well as with a wide range of California initiatives to reduce greenhouse gas emissions under a variety of State laws.

K&L Gates

The environment, land and natural resources team at K&L Gates places emphasis on its ability to help clients anticipate issues that could result in regulatory enforcement or litigation. Brian Montag has a proven track record in Superfund matters as well as complex permitting and compliance issues pertaining to air, water, and solid and hazardous waste; he is based in Newark. In Seattle, Ankur Tohan is a contact for regulatory and enforcement matters involving a range of environmental legislation, such as the Migratory Bird Treaty Act, Endangered Species Act, Clean Water Act, and Clean Air Act; he also advises on CERCLA and NEPA issues. Also recommended is Craig Wilson in Harrisburg, who has expertise in environmental permitting and land use matters.

Other key lawyers:

Stanford Baird; R. Timothy Weston


‘Stanford Baird has been an excellent and extremely effective resource for our company. He has provided excellent guidance and has consistently delivered positive outcomes. I have appreciated the level of trust he has established with our team and the personal approach he takes with the matters we bring to him.’ 

Key clients

Novozymes North America

New Jersey Asphalt Pavement Association (NJAPA)

Cooperating Parties Group (“CPG”)

Sunoco Partners Marketing & Terminals

Competitive Power Ventures & Affiliates

Huntley & Huntley Energy Exploration

NextDecade Rio Grande LNG Export Project

Millennium Bulk Terminals – Longview

King County

Shasta Watershed Conservation Group

Work highlights

  • Represents Huntley & Huntley Energy Exploration in the development of all of its oil and gas holdings in Pennsylvania, including with respect to local and state permitting, compliance, enforcement, and incident response planning in connection with gas well drilling and pipeline construction and operation.
  • Advising Millennium Bulk Terminals – Longview on a regulatory matter involving multiple local, state, and federal approvals to develop a transloading facility on the Columbia River to move Powder River Basin coal from rail to vessels for shipment to Japan, South Korea, and Taiwan.
  • Assisting the Shasta Watershed Conservation Group (SWCG) in negotiations with the National Marine Fisheries Service and California Department of Fish & Wildlife to enter into a safe harbor agreement under the Endangered Species Act (ESA).
  • Acting as outside counsel to King County in a multi-party private allocation process to divide responsibility for past and future Superfund cleanup costs on the Lower Duwamish Waterway near Seattle.
  • Representing CPV Power Holdings and its affiliates in the siting and development of multiple renewable energy projects (solar and wind) in Pennsylvania, Massachusetts and New Jersey.

Manatt, Phelps & Phillips, LLP

Manatt, Phelps & Phillips, LLP helps clients operating in highly regulated industries such as logistics, heavy manufacturing, energy and life sciences address complex environmental compliance concerns across the US and internationally. Leading the practice is Los Angeles-based Craig Moyer, who is experienced in crisis response and management. Also in LA, Peter Duchesneau is active in regulatory matters pertaining to climate change, the Clean Water Act and Proposition 65. Contacts in New York include Ted Wolff, who has expertise in a range of issues including site remediation, and Matthew Dombroski, who is also experienced across a range of federal and state environmental statutes.

Practice head(s):

Craig Moyer

Key clients

BlackRock Realty Advisors

Brown Advisory

Cameron Management

Clay County Port

H.O. Penn

Hull Street Energy

Work highlights

  • Representing Clay County Port, the owner/operator of a commercial marina in Florida, in a multimillion-dollar Superfund cost recovery claim related to the investigation and cleanup of PCB-contaminated sediments; also resolving simultaneous claims by the Florida Department of Environmental Protection for ecological risk.

Morrison & Foerster LLP

Morrison & Foerster LLP's environmental team is routinely engaged to advise on regulatory, compliance and enforcement matters, involving consumer products law, such as Proposition 65, as well as issues concerning the Endangered Species Act, the Clean Water Act and water rights. Environmental and consumer product safety expert William Tarantino leads the department out of San Francisco. Also in San Francisco, Robert Falk stands out for his expertise in matters relating to California Proposition 65, while Michael Steel is noted for his Clean Air Act work.

Practice head(s):

William Tarantino

Other key lawyers:

Michael Steel; Robert Falk

Key clients

Coffee Joint Defense Group

County of Santa Clara (California)

Bimbo Bakeries USA

Major Retailers

Masco Corporation

Clorox Company

The Hershey Company

National Confectioners Association

Barry Callebaut USA

Work highlights

  • Representing Starbucks Corporation, The J.M. Smucker Company, The Kraft Heinz Company, Nestlé USA, Keurig Green Mountain, and 50 other coffee companies in high-profile Proposition 65-related matters.
  • Acting as lead counsel for the County of Santa Clara in a matter before the Commission of State Mandates concerning the State of California’s responsibility for funding of storm water permitting requirements imposed on local governments.
  • Acting as primary California environmental and Proposition 65 counsel to Masco and its subsidiaries in various matters, including litigation, enforcement defense, and regulatory compliance.
  • Acting as outside counsel to Clorox Company on legacy groundwater contamination matters and related regulatory negotiations.
  • Leading the chocolate industry’s litigation defense, regulatory advocacy, and settlement negotiations on allowable levels of lead and cadmium in chocolate.

Reed Smith LLP

The environmental law team at Reed Smith LLP represents clients before regulatory panels throughout the country. Jointly led by Nicolle Bagnell and Stan Perry in Pittsburgh, the group has a strong emphasis on compliance counseling for air and water matters. Contacts in Houston include Daniella Landers and Ben Patton, both of whom have experience of a  wide-range of regulatory and compliance matters.

Sheppard, Mullin, Richter & Hampton LLP

Sheppard, Mullin, Richter & Hampton LLP handles a range of regulatory and permitting matters before federal, state and local agencies, such as air pollution control districts and regional air quality management boards. The team also provides crisis response services, and advises on compliance with the State Environmental Quality Review Act and the National Environmental Policy Act. The practice group is jointly headed in LA by Jeffrey Parker, who is experienced in enforcement actions brought under CERCLA, RCRA, and the Clean Air Act, among other environmental statutes; and Whitney Roy, who specializes in Proposition 65 matters. Gail Suchman recently joined the New York office from Stroock & Stroock & Lavan LLP.

Practice head(s):

Jeffrey Parker; Whitney Roy

Other key lawyers:

Olivier Theard; Gail Suchman

Key clients

Eastern Generation

Phelps Dodge Refining Corporation

JP Morgan Investment Management

Related Fund Management

Mack Real Estate Group

Sheridan Owner’s Corporation

Carr Properties

Isoage Technologies

Work highlights

  • Representing Eastern Generation in environmental review processes and regulatory compliance matters with respect to energy generating facilities in New York City, including new lithium ion energy storage facilities.
  • Representing Phelps Dodge for the past 10 years in a myriad of environmental matters associated with the cleanup of a 37-acre Laurel Hill hazardous waste site in Queens, New York.
  • Acting for Phelps Dodge in proceedings with the New York State Department of Transportation with respect to the use (through condemnation) of the Laure Hill site for the staging and construction of the new Kosciuszko Bridge in New York City and the implosion of the old bridge.
  • Advising Eastern Generation on new repowering project along the waterfront in Brooklyn, New York, including environmental assessment, permitting and community involvement (environmental justice).
  • Defending Exide Technologies against the civil penalty action filed by the South Coast Air Quality Management District (SCAQMD), which seeks over $80m as a result of alleged regulatory violations.

Squire Patton Boggs

The environmental, safety and health team at Squire Patton Boggs is active in a rulemaking procedures and policy matters, but is particularly active in the development of compliance strategies, as well as in issues arising from internal investigations, project siting and environmental permitting. The team is also regularly retained to advise on water rights and water resource management and site remediation. Karen Winters in Columbus is experienced in federal and state enforcement defense, and Carolyn McIntosh in Denver has expertise in environmental compliance and site remediation matters. Also recommended is Stephen Owens in the firm's Phoenix office.

Practice head(s):

Karen Winters


‘Very prompt, professional and goal-oriented.’

‘Simply put, Attorney Karen Winters of SPB is the best environmental attorney I have worked with. She is exceptionally knowledgeable and responsive. Her conduct and attitude remains professional at all times. Karen and her team listen to your concerns and work to provide solutions that the client can live with.’

‘They have personnel with prior experience working at state and federal regulatory agencies.’

‘The team has enough resources to be able to deal with urgent matters without compromising quality.’

‘The team works hard to provide realistic expectations and acceptable results.’

‘Steve Owens is always very quick to respond to calls or emails, and has strong insight within ADEQ and EPA.’

‘Douglas McWilliams has provided us with prompt, exhaustive and clear advice, always without delay. He is always available.’

Key clients

The Mosaic Company

Northshore Mining

City and County of Denver

World Resources

Excelsior Mining

ShinEtsu MicroSi

Proctor and Gamble

Zippo Manufacturing

MGC Pure Chemicals

Albemarle Corp.

Work highlights

  • Representing The Mosaic Company in various environmental, permitting, and leasing matters at its locations across the Southeast US.
  • Represents Northshore Mining Company in connection with its application for a Clean Water Act § 404 permit from the Army Corps of Engineers.
  • Advising the City of Denver regarding the appropriate response and risks associated with use by the Denver Fire Department of fire-fighting foam that may have contained polyflouroalkyl substances.
  • Assisted World Resources Company (WRC) with the preparation, submittal and approval by the Arizona Department of Environmental Quality of a major permit under the Resource Conservation & Recovery Act to operate its Arizona facility and advised WRC on the impact of new legislation passed by the Arizona legislature on WRC’s facility.
  • Advising ShinEtsu MicroSi on a number of issues arising under the federal Toxic Substances Control Act.

Thompson & Knight LLP

Thompson & Knight LLP is well equipped to assist clients with environmental permitting matters, compliance management, regulatory development and legislative lobbying. The team has a track record of success in enforcement proceedings before every Texas agency involved in environmental regulation, and also acts for clients in matters involving the EPA and the Department of Interior. A key contact is Ashley Phillips, who has extensive experience in compliance counselling related to air emissions, hazardous waste, water quality and endangered species. James Morriss III is another name to note; he focuses on environmental permitting and enforcement issues. Both attorneys are based in Austin.

Practice head(s):

Ashley Phillips

Other key lawyers:

James Morriss III; James Harris

Key clients


Capitol Area Council of the Boy Scouts of America

Concho Resources

Laredo Merchants Association

M/I Homes

Work highlights

  • Representing the Capitol Area Council of the Boy Scouts of America in connection with its use of a 5,000-acre ranch that is a habitat for the endangered Houston toad.
  • Continue to represent BNSF Railway, Union Pacific Railroad, and Houston Belt & Terminal Railway in challenging a drainage fee ordinance adopted by the City of Houston.

Troutman Pepper

Based in Atlanta, Troutman Pepper advises domestic and international corporates, trade associations, non-profits and municipal bodies on a huge range of compliance and enforcement matters. The team has a broad service offering covering regulatory issues associated with waste water and retail waste management, as well as climate change and endangered species issues. Catherine Little oversees the practice alongside Fitzgerald Veira, who specializes in environmental and nuclear regulatory matters involving the Clean Water Act and NEPA. Randy Brogdon is the name to note for environmental compliance at federal, state and local level, while Byron Kirkpatrick is a contact for environmental policy, permitting and enforcement matters.

Key clients

Arizona Attorney General

Atlantic Coast Pipeline (Dominion Energy)

Delta Air Lines


Corporate Environmental Enforcement Council (CEEC)

Grand River Dam Authority

Kiewit Corporation

SUEZ Environment North America

Deere and Company


Georgia Power Company

Mar-Jac Poultry

MFG Chemical

Work highlights

  • Selected via a nationwide RFP process to be primary outside counsel to the State of Arizona in its efforts to assume Clean Water Act (CWA) § 404 dredge-and-fill permitting authority from the US Army Corps of Engineers.
  • Served as lead outside environmental counsel for the proposed Atlantic Coast Pipeline, a project led by Dominion Energy and comprised of Dominion, Duke Energy and Southern Company Gas.
  • Advises the US poultry industry on environmental policy, including filing comments in 2019 regarding changes to the EPA’s rule governing Waters of the US.
  • Acted for Kiewit in several matters, including defense against a federal enforcement action involving a major highway project in Colorado, and advice on environmental permitting waivers for the border wall project in Arizona and Texas.
  • Assisted Suez with implementing a lead action plan for its drinking water systems in New Jersey.