Environment: regulatory in United States

Beveridge & Diamond, P.C.

Fielding more than 90 regulatory practitioners across the country, Beveridge & Diamond, P.C. has an unparalleled depth and breadth of expertise in environmental law. Testament to its standing in the market is its impressive track record in some of the largest regulatory matters in the US. In addition to assisting clients with core environmental regulatory mandates, the group is also proficient in cutting-edge legal issues regarding emerging PFAS regulatory schemes, plastic waste, climate change and EHS matters related to Covid-19. Of particular note, the practice is routinely engaged by Fortune 500 companies to advise on international environmental hurdles regarding global supply chains and chemical composition of products. The group is jointly led by Pamela Marks in Baltimore and Alan Sachs in Washington DC, and also includes US and international environmental law expert Paul Hagen; co-chair of the natural resources and project development team and its NEPA, Wetlands and Endangered Species Act group Parker Moore; and former Assistant Attorney General John Cruden; all named practitioners are based in DC. Also recommended in New York are Michael Murphy, who has expertise in regulatory permitting and environmental compliance, and John Paul, a key name for brownfield development. On the West Coast, Lauren Hopkins in San Francisco is recommended for advice on ESG issues and Proposition 65 regulations.

Practice head(s):

Pamela Marks; Alan Sachs

Other key lawyers:

John Cruden; Kathy Szmuszkovicz; Paul Hagen; Maddie Boyer; Michael Murphy; John Paul; Parker Moore; Lauren Hopkins; Russell LaMotte; Karen Hansen; Steve Richmond; Jeanine Grachuk


‘Jeanine Grachuk is extremely conscientious and highly professional. She has excellent communication skills, is patient and willing to go the extra mile.’

Key clients

Duke Energy (Served as court appointed Monitor)

Volkswagen AG

Ravenswood Development, LLC

Waste Connections, Inc.

Mountain Valley Pipeline

City and County of San Francisco

United Airlines


Work highlights

  • Served as environmental counsel to corporate compliance monitor in Volkswagen AG (VW) emissions settlement as part of VW’s $2.8bn criminal plea agreement with the US Department of Justice.
  • Acted as the Court-Appointed Monitor in the Duke Energy matter, which arose from criminal charges brought by the US Department of Justice against Duke Energy for a coal ash spill into the Dan River in 2014.
  • Regularly advises Fortune 100 companies on cutting edge regulatory issues related to product stewardship, circular economy, and corporate sustainability/ESG.

Hunton Andrews Kurth LLP

Hunton Andrews Kurth LLP enjoys a strong reputation in the market, given its preeminent role in significant environmental policy debates and regulatory developments in the US and beyond. Covering all aspects of environmental law, the firm is the trusted adviser to many energy industry clients, but is also retained by major players from the manufacturing and real estate development sectors. The group demonstrates wide-ranging experience covering waste, chemicals and climate change issues, as well as rulemaking matters under the Clean Water Act and Clean Air Act. Apart from its strength in environmental compliance and enforcement issues, practitioners are also seasoned in the legislative arena before the US Congress and multi-national treaty organizations. The group is led from Washington DC by Eric Murdock and Deidre Duncan, the latter of whom is a skilled attorney in environmental permitting, especially in the oil and natural gas sphere. Also in DC, Chuck Knauss stands out for his knowledge of energy legislation and environmental policy issues, while Kerry McGrath often advises clients on regulatory proceedings involving the scope of federally regulated “waters of the United States”. In San Francisco, Shannon Broome not only counsels clients on EHS issues, but also assists with air permitting and enforcement matters. Tom Boer left the team in July 2020 for Hogan Lovells US LLP, and Makram Jaber departed to McGuireWoods LLP.

Practice head(s):

Eric Murdock; Deidre Duncan

Other key lawyers:

Shannon Broome; Chuck Knauss; Samuel Brown; Kerry McGrath; Clare Ellis

Latham & Watkins LLP

Latham & Watkins LLP offers clients access to a large cross-discipline pool of seasoned practitioners with comprehensive knowledge of the key regulatory and legislative issues in the environmental sphere. Standing out for its international exposure, the team advises on cutting-edge environmental matters, including climate change, and is skilled at representing clients before federal and state agencies in major proceedings and rulemakings. James Arnone coordinates the global environmental, land and resources department from Los Angeles, receiving key support from former US assistant secretary for land and minerals management at the US Department of the Interior (DOI) Janice Schneider in Washington DC. Also recommended in DC are Tommy Beaudreau, who previously worked at the DOI, and is a key figure in the project siting and approvals practice; and Stacey VanBelleghem, a climate change and Clean Air Act specialist. In New York, Gary Gengel focuses on environmental regulatory and remediation issues for automotive, chemicals and food manufacturing clients; and Kegan Brown has expertise in the chemicals, oil and gas and other industrial sectors.

Practice head(s):

James Arnone; Janice Schneider; JP Brisson; Chris Norton

Other key lawyers:

Tommy Beaudreau; Gary Gengel; Kegan Brown; Stacey VanBelleghem; Devin O’Connor

Key clients

8 Minute Solar Energy

American Airlines Group

Arizona Public Service Company


China International Business Dialogue on Environmental Governance (CIBDEG)

Continental Maritime/Huntington Ingalls

Equity LifeStyle Properties

General Dynamics

Montrose Chemical Corporation of California

National Coalition for Advanced Transportation

National Steel and Shipbuilding Company

San Diego Gas & Electric

Scotts Miracle-Gro


Work highlights

  • Acting as counsel to a number of significant energy and finance clients in their most significant on-shore renewable projects across the US, including Terra-Gen, Avangrid Renewables, and 8 Minute Solar Energy.
  • Represented American Airlines in coordinating with Federal Aviation Administration (FAA), Dallas-Fort Worth Airport, and Texas Historic Commission on the redevelopment of the American Airlines corporate campus (the Robert L. Crandall Global Support Campus) on land leased from the Dallas-Fort Worth Airport.
  • Advising long-term client 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.

Arnold & Porter

Primarily based in Washington DC and drawing on the insights and experience of team members who formerly held senior positions at EPA and the DOJ, Arnold & Porter is adept at resolving some of the most significant environmental enforcement actions in the country. The group is particularly recognized for its deep experience handling regulatory, compliance and enforcement matters across all aspects of the federal Clean Air Act, as well as various state programs, notably California. Brian Israel oversees the team that also offers comprehensive knowledge of climate change issues and chemicals regulations, including California Proposition 65. Jonathan Martel specializes in Clean Air Act regulatory issues, an area where Ethan Shenkman is also recommended. San Francisco-based Sarah Esmaili focuses on matters concerning chemical disclosure requirements.

Practice head(s):

Brian Israel

Other key lawyers:

Jonathan Martel; Lawrence Culleen; Ethan Shenkman; Ed McTiernan; Zachary Fayne; Sarah Esmaili;

Key clients

BP / Atlantic Richfield

Honeywell International

The Chemours Company

Donlin Gold, a JV between Barrick Gold Corporation and NOVAGOLD Resources

Bayer CropScience



Growth Energy

American Cleaning Institute

Work highlights

  • Representing Honeywell with respect to the ongoing CERCLA remedial investigation and remedy selection processes at numerous mega-sites in the New York/ New Jersey waterways.
  • Providing regulatory assistance to Growth Energy, a leading biofuels trade association, in connection with efforts to relieve regulatory restrictions on marketing of blends of gasoline and 15% ethanol (E15).
  • Providing counsel to American Cleaning Institute on federal regulatory requirements for qualifying, licensing, and marketing disinfectant and antimicrobial products for use against SARS CoV-2, the virus causing the Covid-19 pandemic.

Baker Botts L.L.P.

Baker Botts L.L.P. positions itself as one of the go-to firms for EHS crisis response and environmental regulatory issues arising under every major environmental statute. The team has recognized strength in complex air quality challenges, and is also adept at assisting with water supply issues, permitting and the clean-up of contaminated sites across the country. Contacts in Houston include practice head Scott Janoe, a trusted adviser to many energy, mining and manufacturing clients; and Scott Elliott, who has experience of a range of EHS issues, including compliance obligations under the EPA's Risk Management Program. Environmental permitting and compliance are core areas of activity for Paulina Williams in Austin. The team also has a significant presence in Washington DC: climate change specialist Megan Berge often advocates for clients in the EPA rulemaking process; and Jeff Wood is a name to note for environmental enforcement, regulatory and policy mandates. The firm strengthened its environmental offering in California with the arrival of special counsel Julie Cress from Hunton Andrews Kurth LLP in March 2020, and the launch of the California regulatory issues group, which provides a mechanism for companies operating in California to track state-specific climate change, air, chemical and waste regulations impacting their operations.

Practice head(s):

Scott Janoe

Other key lawyers:

Megan Burge; Jeff Wood; Paulina Williams; Scott Elliott; Julie Cress


‘Not only is the breadth of knowledge good, but so is the experience. They are quick to provide decisive, practical ideas.’

‘Paulina Williams is always available; knowledgeable of regulations, practical implications, and industry trends; and can explain the issues and potential outcomes quickly and decisively.’

Key clients

National Association of Home Builders

Ingram Concrete, llc

Rancho Viejo Waste Managemnet

Salt River Project

Work highlights

  • Providing advice and counseling to one of Arizona’s largest utilities on jurisdictional questions under the Clean Water Act in light of new regulations issued by EPA and the US Army Corps of Engineers.
  • Retained by RANCHO VIEJO WASTE MANAGEMENT to obtain a Texas solid waste permit from Texas Commission on Environmental Quality for the development of a new municipal waste landfill in Laredo, Texas.
  • Representing NATIONAL ASSOCIATION OF HOME BUILDERS in challenging an appeal before the International Code Committee that would embed a widely adopted model building codes provisions that limit the use of natural gas for home heating and facilitate transitions to electric vehicles.

Bracewell LLP

Standing out for its in-depth knowledge of the energy sector, Bracewell LLP's environmental strategies group provides assistance to clients facing challenges that arise in litigation, legislative debates and agency actions. In addition to its regulatory enforcement and compliance capabilities, the team is also well versed in environmental permitting, incident response and issues pertaining to climate change, carbon sequestration and renewable fuels standards. Practice co-chair Jason Hutt is recognized for his extensive experience in enforcement matters concerning wetlands, air, industrial incidents and water discharge, while fellow co-head Jeffrey Holmstead is a renowned climate change and Clean Air Act expert. Both practitioners are based in Washington DC, as is Kevin Ewing, who is sought after by clients in midstream, upstream and offshore energy developments and permitting. The firm also fields a number of practitioners in Texas: Sara Burgin is a key contact for water quality issues; Kevin Collins is noted for his incident response work; and Timothy Wilkins specializes in environmental permitting and enforcement work.

Practice head(s):

Jason Hutt; Jeffrey Holmstead

Other key lawyers:

Kevin Ewing; Sara Burgin; Kevin Collins; Ann Navaro; Matthew Paulson; Scott Segal; Whit Swift; Timothy Wilkins; Britanny Pemberton

Key clients

Equinor Wind (f/k/a Statoil Wind)

Jordan Cove Energy Project L.P. (Jordan Cove) and Pacific Connector Gas Pipeline, LP (Pacific Connector) (both subsidiaries of Pembina Pipeline Corporation)

Resource Environmental Solutions (RES)

Cheniere Energy, Inc.


Energy Forward (EF)

Air Liquide Large Industries LP and Airgas USA, LLC

Ryan LLC

Ascend Performance Materials

Work highlights

  • Advises Equinor on numerous aspects of its US offshore wind development portfolio, including permitting, environmental impact analysis, strategic communications, government affairs, energy regulatory, intellectual property, labor, commercial, real estate and tax.
  • Representing the Jordan Cove Energy Project L.P. (Jordan Cove) and Pacific Connector Gas Pipeline, LP (Pacific Connector) (both subsidiaries of Pembina Pipeline Corporation) in their efforts to obtain an order from FERC declaring that the State of Oregon waived its authority under Section 401 to issue a state water quality certification.
  • National coordinating counsel to an independent oil and gas producer on Clean Water Act compliance, auditing, disclosure and enforcement matters.

Morgan, Lewis & Bockius LLP

Morgan, Lewis & Bockius LLP is renowned for its environmental law capabilities, with the ability to tackle complex regulatory and compliance issues, notably those affecting refineries and large manufacturing facilities. In addition, the group excels in environmental permitting, and has a wealth of experience in issues pertaining to the federal Clean Air Act, enforcement actions and policies related to climate change. Los Angeles-based James Dragna, who often represents energy aerospace and manufacturing clients in environmental litigation and regulatory matters, heads up the practice alongside John McGahren  in Princeton. Other contacts in California include Rick Rothman in Los Angeles, whose practice encompasses environmental and energy regulations concerning air and water quality; and San Francisco-based Ella Foley Gannon, a name to note for natural resource permitting. Another standout practitioner in Los Angeles is associate David Brown, who has been involved in some of the most prominent regulatory investigations and enforcement actions in the country.

Practice head(s):

James Dragna; John McGahren

Other key lawyers:

Rick Rothman; Ella Foley Gannon; Christopher McAuliffe; David Brown

Key clients

BKK Joint Defense Group

HollyFrontier Corporation

Eagle Crest Energy

CNA Holdings LLC (Celanese)

Stepan Company

Wallace Silversmiths de Puerto Rico, Ltd., a subsidiary of Lifetime Brands, Inc. (WSPR)

The RCRA Corrective Action Project

Port Authority of New York and New Jersey

Work highlights

  • Represented for more than a decade, as common counsel, the BKK Working Group, a group of 50-plus entities that sent manifested waste to the BKK Class I Landfill; work includes collaboration with regulators, including the California Department of Toxic Substance Control and the United States Environmental Protection Agency (EPA), on complex enforcement issues, investigation, and remedial issues; and the investigation and/or pursuit of thousands of additional responsible parties at the landfill.
  • Acts for Stepan Company in matters involving overlapping oversight and enforcement by the EPA, US Army Corps of Engineers, Nuclear Regulatory Commission (NRC), Department of Justice (DOJ), and NJDEP related to the clean-up of the Maywood Chemical Company Superfund Site in Maywood, New Jersey.
  • Assisting Eagle Crest Energy with the development of 1300 MW pumped storage project in Riverside County, including development of legislation to address environmental concerns raised regarding the project expressed by various environmental groups.

Vinson & Elkins LLP

Environmental and natural resources lawyers at Vinson & Elkins LLP combine strengths in incident response and contamination issues, and are skilled at litigating EPA regulations of national importance. The practice is particularly active in securing and defending air, water and wetland permits for power plants and other industrial projects, and obtaining approvals for multi-state projects involving NEPA and natural resources issues (including endangered species). The practice group is managed by Houston-based Larry Nettles, whose experience spans enforcement defense, litigation, counseling and permitting; and former Assistant US Attorney General Ronald Tenpas in Washington DC. Also in DC, Michael Wigmore is experienced in matters before administrative agencies pertaining to public lands and natural resources, and Margaret Peloso specializes in climate change. Clean Air Act expert Eric Groten is recommended in the Austin office, and recently promoted partner Matthew Dobbins in Houston has significant experience in contaminated sites, water quality issues and climate change.

Practice head(s):

Larry Nettles; Ronald Tenpas

Other key lawyers:

Eric Groten; Michael Wigmore; Matthew Dobbins; Jeremy Marwell; Margaret Peloso

Key clients

Adelphia Gateway, LLC

Blackstone Energy Partners

Blue Racer Midstream

Bluewing Midstream LLC

Daseke, Inc.

Enable Midstream

Enbridge/Atlantic Bridge Pipeline

Enbridge/Valley Crossing Pipeline LLC

Freeport-McMoRan Inc.

Global Companies, LLC

Goldman Sachs

Greer Capital Corporation

Gulf Coast Ammonia


Jefferson Gulf Coast Energy Partners

Magellan Midstream Partners L.P.

Midas Gold Idaho, Inc.

NextEra Energy, Inc.

NCS Multistage Holdings, Inc.

Northwoods Energy, LLC

Oasis Petroleum, Inc.

Pembina Inc./Jordan Cove Energy Project

PennEast Pipeline Company, LLC

Popular Bank

Rio Bravo Pipeline Company, LLC

Rosehill Resources

San Miguel Electric Cooperative

Sandy Creek Services

Securities Industry and Financial Markets Association (SIFMA)

SemGroup Corporation


Southwest Business Properties, Inc.

Spire Storage West

Targa Resources Partners LP

Texas Eastern Transmission, LP

The Carlyle Group

Work highlights

  • Engaged by San Miguel Electric Cooperative to represent the co-op in defending citizen-initiated enforcement actions filed under the federal Resource Conservation and Recovery Act, Clean Water Act, and Surface Mining Control and Reclamation Act.
  • Acts for Greer Capital Corporation in the negotiations with the EPA regarding the form of clean-up the agency will require and who will implement the remedy in an effort to reduce the cost relating to an asbestos case from a facility Greer Capital was the landlord of, even though Greer Capital was not responsible for the contamination.
  • 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.


Dentons' environmental and natural resources department advises on a broad range of local and national environmental issues involving water and air quality, the Endangered Species Act, NEPA and contaminated property. Climate change is a key area of expertise for the practice, which possesses substantial experience in advising emitters and clean-tech project developers on their emissions compliance strategy, among other matters. Atlanta-based Todd Silliman, who focuses on environmental litigation and regulatory compliance, coordinates the national group. The firm's California environmental practice has an established reputation in chemical and pesticides regulations, and stands out for its Proposition 65 expertise. ESG specialist Robert Schuda is based in Los Angeles, and Stanley Landfair, a key figure for environmental enforcement proceedings, works across the San Francisco and Oakland offices.

Practice head(s):

Todd Silliman

Other key lawyers:

Robert Schuda; Stanley Landfair

Key clients

Waste Management

Landmark Properties

Mason & Hanger Corporation

California Rice Commission and USA Rice Federation

North American Meat Institute

Dow AgroSciences LLC

BASF Corp.

CropLife America

Spectrum Brands

Syngenta Corp Protection LLC

Work highlights

  • Represents Syngenta Crop Protection, one of the world’s largest producers of crop protection chemicals, in matters involving California’s Safe Drinking Water and Toxic Enforcement Act (Proposition 65).
  • Secured a favorable judgment confirming that rice grown in the United States is clean and healthy, and established health-based safe-harbor levels for certain naturally-occurring chemical elements, below which no Proposition 65 warnings are required.
  • Representing Dow AgroSciences LLC in a matter involving the regulation of crop protection chemicals in California under the California Food & Agricultural Code and matters involving California’s Safe Drinking Water and Toxic Enforcement Act (Proposition 65).

Greenberg Traurig LLP

Greenberg Traurig LLP's environmental law team acts for clients from key industry sectors, including real estate, mining, renewable energy and oil and gas, advising on a range of regulatory issues covering air, water, climate change and natural resources. Recent activity showcases the group's strength in environmental regulatory compliance, complex permitting issues and crisis response and management in jurisdictions across the country. Miami-based Kerri Barsh, who has expertise in wetlands and coastal permitting, enforcement cases and climate change matters, jointly leads the practice with David Mandelbaum in Philadelphia and David Weinstein in Tampa. Based in Houston, Christopher Bell is a key contact for emergency incident response, enforcement and investigations, as well as regulatory advocacy under all of the major environmental laws.

Practice head(s):

Kerri Barsh; David Mandelbaum; David Weinstein

Other key lawyers:

Christopher Bell; Steven Russo

Key clients

Duke Energy Independent Monitor


CEMEX Construction Materials Florida LLC

Empire State Development (ESD)

MTA Metro-North Railroad

Benjamin Moore & Co.

State of North Dakota

Teleflex Incorporated

Checkers and Rally’s Drive-In Restaurants and Related Group

Miami-Dade Limestone Products Association (M-DLPA) and CEMEX, Vulcan Materials Corp., Titan America, and White Rock Quarries

Work highlights

  • Completed five-year appointment as independent monitor overseeing Duke Energy’s compliance with a complex set of debarment and other agreements arising from Duke’s guilty plea to criminal misdemeanour violations of the Clean Water Act.
  • Represents Benjamin Moore & Co., a paint manufacturer, in connection with the Lower Passaic River Superfund Site.
  • Represents SSBMT, LP, a joint venture comprised of Red Hook Container Terminal and Industry City, in connection with the environmental and risk management elements of the South Brooklyn Marine Terminal in Brooklyn, New York.

Hogan Lovells US LLP

With specialists in natural resources and environmental law, Hogan Lovells US LLP has a strong profile for enforcement, legislative and other regulatory proceedings before the EPA and state agencies. The team acts for a world-class client base in relation to a variety of complex regulatory matters encompassing clean air, clean water, climate change, endangered species, hazardous waste management and chemical regulations. Former federal prosecutor and national director of the EPA's air and civil enforcement program Adam Kushner  co-heads the department out of Washington DC, while fellow co-leader Scott Reisch   is a name to note in the Denver office.  Several lateral hires from leading environmental practices rounded out an already impressive and experienced national team. One such hire was that of Tom Boer, who joined the California-based team from Hunton Andrews Kurth LLP, and brings to the table a wealth of experience in environmental enforcement actions and compliance.

Practice head(s):

Adam Kushner; Scott Reisch

Other key lawyers:

Jennifer Adams; Ana Gutiérrez; Tom Boer


‘Hogan Lovells has more than 100 years of experience as a worldwide law firm and trained staff with hundreds of years of combined experience. Due to the amount of staff the firm can complete more than one task at a time and within a reasonable time. They have litigated in areas such as Air, Water, RCRA, CERCLA, NEPA, ESA, DOI and FERC.’

‘The Lead in environmental matters and Point of Contact for PREPA (Adam Kushner) has more than 35 years of experience. Hayley Fink, also provides vast amount of legal and technical knowledge to the team.’

Key clients

Puerto Rico Electric Power Authority (PREPA)

Millennium Pipeline Co.

Troy Chemical Corporation, Inc.

Redwood City Plant Site LLC

Schlumberger Technology Corporation

Southern California Edison

Marathon Petroleum Corporation

Tributary Agencies

Texas LNG Brownsville LLC

Apartment Investment & Management Company (AIMCO)

Brixmor Property Group

Keystone Original Generator Defendants Group


Earle M. Jorgensen Company

Laramie Energy, LLC

Western Slope Colorado Oil and Gas Association


Viant Medical

Mersen USA´

Clark Construction

Regal Entertainment Group

Clariant Corporation



Railway Supply Institute

Meritor, Inc.

Work highlights

  • Representing PREPA before the US Department of Justice and US Environmental Protection Agency (EPA) in multiple, inter-related, high-profile matters, include compliance with the EPA’s Mercury and Air Toxics Standards (MATS).
  • Acting for Apartment Investment and Management Company (AIMCO) entities in connection with contamination at former apartment and retail properties, as well as successfully challenging a clean-up and abatement order issued by the Regional Water Quality Board that raised cutting edge issues regarding the liability of former landowners for contamination caused by tenants in the 1970s.
  • Representing multiple major oil and gas companies in responses to the Colorado Oil and Gas Conservation Commission’s series of rulemakings to overhaul Colorado’s current oil and gas regulatory regime, broadly impacting where and how Colorado’s $32bn oil and gas industry can operate.

King & Spalding LLP

The environment practice at King & Spalding LLP possesses broad regulatory capabilities, with expertise spanning water rights, air emission issues and soil contamination. The group particularly excels in enforcement proceedings, but is also well versed in matters involving products and supply chains regulated by federal and state agencies. Granta Nakayama is one of the main points of contact for clients from the energy sector. Nakayama is based in the Washington DC office, alongside Cynthia StromanAdam Sowatzka is a name to note in Atlanta.

Practice head(s):

Granta Nakayama

Other key lawyers:

Cynthia Stroma; Adam Sowatzka

Paul Hastings LLP

The environment team at Paul Hastings LLP is particularly proficient in matters concerning brownfield redevelopments on remediated federal Superfund sites, and solar energy facility permitting. Based in San Francisco, the practice is led by Peter Weiner, who focuses on policy and regulatory matters in the renewable energy sector. Other names to note include Deborah Schmall, whose areas of expertise cut across solid waste and hazardous materials; permitting and enforcement specialist Gordon Hart; and Jill Yung, who specializes in permitting and compliance issues. The team has expanded its ranks with the additions of Chris Carr and Navi Dhillon, who joined from Baker Botts L.L.P. in October 2020. Carr has more than two decades of experience securing controversial regulatory approvals for energy, infrastructure and natural resources development projects; and Dhillon specializes in environmental litigation.

Practice head(s):

Peter Weiner

Other key lawyers:

Deborah Schmall; Gordon Hart; Jill Yung; Chris Carr; Navi Dhillon


‘Paul Hastings has provided our company with excellent environmental and regulatory compliance assistance related to site investigation / remediation, land use and zoning, and response, consulting and resolution of regulatory compliance matters. Paul Hastings has been a trusted resource, assisting our company effectively navigate through and ensure compliance with the rapidly changing regulatory landscape.’

‘The Partner I have worked with is an exceptionally bright, articulate problem solver who is always advocating for his client. He has a tremendous amount of experience and expertise in the environmental regulatory field and is available to assist 24/7. He is very easy to work with and extremely trustworthy. Frankly, the best environmental attorney I have worked with.’

Key clients

AT&T Services

The Boeing Company

Genentech, Inc. and Hoffmann-La Roche Inc.

Merck Sharpe and Dohme Corp.

Occidental Petroleum

The Related Companies / (Related Santa Clara LLC)

Lennar Corporation: Lennar Homes, HPS Dev. Co., Lennar Mare Island, Lennar Concord and Treasure Island Community Development

Oakland Athletics

Southern Energy Company

Pacific Resource Recovery

First Solar

Five Point Holdings (CP Dev. Co. and Heritage Fields El Toro)

Intersect Power

InterConnect Towers

Associate Capital (California Barrel Company)



8minute Solar Energy

Clearway Energy

Work highlights

  • Advising AT&T on a number of active matters including the termination of a State-wide injunction under California’s Hazardous Waste Control Law for over 200 AT&T facilities, voluntary disclosures to environmental agencies of hazardous material regulatory issues, and counseling regarding a threatened citizen’s suit involving telecoms cable at the bottom of a major surface water body in California.
  • Acted for the Boeing Company in numerous ongoing regulatory issues including developing and negotiating a unique Conservation Easement that applies to the 2400 acre heavily contaminated site, assisting Boeing in determining long-range strategies for terminating their stormwater permit as well as negotiating a renewal of the current permit, RCRA Clean-up Issues, and CEQA litigation.
  • Representing Genentech and Roche in a number of regulatory/remediation matters and one class action tort litigation defense matter, the most significant of which is the RCRA corrective action remediation at Roche’s former primary manufacturing campus.

Pillsbury Winthrop Shaw Pittman LLP

With expertise in every facet of land use, natural resources and environmental law, Pillsbury Winthrop Shaw Pittman LLP is recognized for its comprehensive knowledge of air and water pollution, solid and hazardous waste, wetlands and endangered species regulatory issues. The team advises clients on all federal and state environmental laws, and has been recently involved in several highly-publicized matters involving the State Department of Toxic Substances Control (DSTC). Recent areas of growth include air quality regulatory advocacy and enforcement mandates, climate change and greenhouse gases regulations. The practice is led by four partners based across the country: Jeffrey Knight in Washington DC, Amanda Halter in Houston, Mark Elliott in Los Angeles and Margaret Rosegay in San Francisco. Also recommended in the team are Los Angeles-based Michael McDonough, who excels in matters arising from the enforcement of air quality regulations, and Sheila Harvey in Washington DC, who heads up the climate change and sustainability practice.

Practice head(s):

Mark Elliott; Margaret Rosegay; Amanda Halter; Jeffrey Knight

Other key lawyers:

Sheila Harvey; Michael McDonough; Christopher McNevin; Matthew Morrison


‘Jeff Knight is a foremost expert in his field and has a lot of experience in privatized housing. He is a great sounding board for many issues and sees everything from a portfolio perspective.’

Key clients

Safety-Kleen of California

TopBuild Inc.


Chevron Corporation

Kinder Morgan

Teck Metals Ltd.

Costco Wholesale Corporation

Air Products and Chemicals


Murray Energy

Sidley Austin LLP

Sidley Austin LLP has advised clients on all aspects of the environmental permitting process, and also excels in federal enforcement proceedings with the DOJ and the EPA. David Buente in Washington DC is a key contact.

Van Ness Feldman LLP

Primarily based in Washington DC, Van Ness Feldman LLP's environment group is well regarded for its wide-ranging expertise in the air pollution control and climate change spheres, with expertise in greenhouse gas regulations, the California cap-and-trade program and offset transactions. Kyle Danish oversees the firm's climate change practice, which has been at the centre of climate change law and policy developments in the US. On this front, attorneys are sought after by energy companies, manufacturers, financial institutions and industry coalitions on a range of regulatory, permitting and enforcement matters. Britt Fleming and Stephen Fotis jointly lead the nationwide environmental group. The group also has experience in regulatory matters involving the definition of "waters of the United States" under the Clean Water Act, federal and state environmental permitting, and issues concerning solid and hazardous waste.

Practice head(s):

Britt Fleming; Stephen Fotis; Kyle Danish

Other key lawyers:

Jonathan Simon; Andrea Campbell


‘This is truly their specialty and there is not a question in this space that you can’t ask that they won’t have an answer for or know how to quickly answer.’

‘Really strong regulatory practice group.’

Key clients

American Coalition for Clean Coal Electricity (ACCCE)

American Electric Power

Carbon Utilization Research Council


Large Public Power Council

Los Angeles Department of Water & Power

Oglethorpe Power Corporation



Toyota Motors North America

Baker McKenzie LLP

Based in Chicago, the environment team at Baker McKenzie LLP is retained by many of the largest enterprises in Illinois and the Midwest seeking advice on of regulatory compliance and enforcement matters. The group has recently bolstered its ESG capabilities, demonstrating an increased focus on environmental sustainability and climate change matters. Practice co-head John Watson routinely assists with environmental compliance programs, cleanup issues and enforcement cases at federal and state level. He receives key support from David Hackett, who is a name to note for sustainability issues.

Practice head(s):

John Watson; David Hackett

Other key lawyers:

Douglas Sanders; Jessica Wicha


‘The practice is clearly world-leading – it produces outstanding thought leadership and is at the leading edge of legal developments. It not only is able to synthesise current developments but invests the time and effort to help shape those developments.’

‘What makes Baker particularly unique in our experience is the ability for partners to mobilise experts from their teams across the world to provide comprehensive advice on a range of topics. For example, as a consequence of the pandemic they were able to rapidly respond to the needs of our member companies in terms of supply chains from a global and regional perspective. Our experience of Baker is that they are a very agile firm able to think creatively utilising technology to deliver great content even during these challenging times of the global pandemic.’

‘David Hackett is the principal partner we work with and he provides outstanding leadership. He is always responsive and works hard to understand what is needed and then to deliver it to a very high standard. Competitors are not always as responsive and knowledgeable as David nor do they have his strong relationship skills.’

K&L Gates

K&L Gates acts for mid-size and Fortune 500 clients across the entire spectrum of environmental and natural resources mandates, including permitting and regulatory issues involving air, water, wetlands and waste management. The environment group frequently works with business and industry groups to develop environmental policy, and demonstrates expertise in emerging areas such as degraded urban rivers and brownfield redevelopment. Brian Montag in Newark, who has been particularly active in state-wide environmental and policy initiatives, jointly heads the nationwide practice with Craig Wilson in Harrisburg, a key contact for energy clients; and Seattle-based Ankur Tohan. Also recommended in the Harrisburg office is Tad Macfarlan, who routinely advises energy and industrial clients on compliance with federal, state and local environmental and land use laws.

Practice head(s):

Brian Montag; Craig Wilson; Ankur Tohan

Other key lawyers:

Timothy Weston; Stanford Baird; Tad Macfarlan


‘Deep knowledge of the specific area we need assistance on.’

‘The team has many subject matter experts with extensive experience which results in a strong team that can meet the needs of most clients.’

‘The individuals I have worked with are extremely responsive and organized. They make me feel like I’m their most important client.’

‘K&L Gates has a team that works together to find the expert in the specific topic that needs to be addressed as well as if it is a state or federal requirement. They have a great working relationship with other firms and are able to leverage that partnership when possible. Overall, K&L Gates is a one stop shop for our company regarding all environmental regulatory aspects.’

‘Craig Wilson is the partner that I have worked with for the past 15 years and continue to work with at this time. He is experienced, responsive, always available and is a complete professional. His guidance and direction on all environmental regulatory aspects has been very helpful.’

Key clients



Helen Kramer Landfill Superfund Site PRP Group

Ford Motor Company

Novozymes North America

CPV Power Holdings

Specialty Granules

Olympus Energy

City of Spokane

Millennium Bulk Terminals

Ventura Port District

Work highlights

  • Representing Millennium Bulk Terminals, in a 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.
  • Acting as counsel to both the New Jersey Asphalt Pavement Association (NJAPA) and New Jersey Concrete and Aggregate Association (NJCAA), handling state-wide environmental, regulatory and policy initiatives.
  • Acting as common counsel to the Helen Kramer Landfill Superfund Site PRP Group, a multi-party PRP Group that is operating and maintaining the remedy of an 11-acre former industrial landfill in Mantua, NJ.

Manatt, Phelps & Phillips, LLP

Based in California and New York, Manatt, Phelps & Phillips, LLP's core strengths cut across environmental compliance and brownfield cleanup and redevelopment. The team is often retained by national retail chains across the US to provide advice on state and federal proposed environmental regulations impacting the handling of pharmaceuticals, biomedical waste and recycled materials. The environmental experts work in close collaboration with government and regulatory professionals, consultants and lobbyists to assist with interactions with state and federal regulators. Practice head Craig Moyer focuses on crisis management and enforcement actions and sits in the Los Angeles office. Climate change, Proposition 65 actions and CERCLA matters are focus areas for LA-based Peter Duchesneau. Contacts in New York include Matthew Dombroski and Ted Wolff, the latter of whom is noted for site remediation and hazardous waste issues.

Practice head(s):

Craig Moyer

Other key lawyers:

Ted Wolff; Peter Duchesneau; Matthew Dombroski; Matthew Williamson

Key clients

Darling International

g2 Revolution, LLC

GATX Corp.

J.P. Wank Industrial Real Estate

ON Semiconductor Corporation

Work highlights

  • Represents GATX Corp. in connection with a wide variety of environmental matters ranging from complex remediation issues to enforcement matters.
  • Assists g2 Revolution, LLC with interactions with local and state regulators, company vendors and customers, all in connection with negotiating agreements and assuring environmental compliance.

McGuireWoods LLP

McGuireWoods LLP's national environmental practice has experience across air, brownfield, waste and water, but is perhaps best known for its presence in Clean Air Act regulatory and litigation matters. Mandates involving the redevelopment of contaminated property and regulation of emerging contaminants are other strong points for the group, which is led by David Franchina in Charlotte, and Vishwa Link and Diane Flannery in Richmond. In April 2020, the team grew considerably with the addition of three environmental partners in Washington DC: climate change expert Allison Wood, Clean Air Act specialist Aaron Flynn, and Makram Jaber, all of whom joined from Hunton Andrews Kurth LLP.

Practice head(s):

David Franchina; Vishwa Link; Diane Flannery

Other key lawyers:

Allison Wood; Aaron Flynn; Makram Jaber

Key clients

Crescent Communities

Work highlights

  • Serves as environmental counsel to Crescent Communities in relation to the commercial mixed use development Ally Center in uptown Charlotte, North Carolina, which is being built on contaminated property.

Morrison & Foerster LLP

The California-based environmental group at Morrison & Foerster LLP  has particular expertise in matters relating to California Proposition 65. The team benefits from strong working relationships with relevant regulatory and enforcement agencies and is well positioned to guide clients throughout environmental remediation matters and federal Superfund cases in California. Regulatory compliance, the Endangered Species Act and water quality issues are other core strengths of the group. Contacts in the team include William Tarantino, whose areas of expertise include hazardous substances and consumer protection, and Michael Steel, who has wide-ranging experience in land use, air pollution control and waste management. Robert Falk retired in September 2020. All named practitioners are based in San Francisco.

Practice head(s):

William Tarantino

Other key lawyers:

Michael Steel; Justin Fisch

Key clients

Clorox Company

C&D Technologies Inc.

Commerce Trust Company, as trustee of Seven Springs Limited Partnership

Rokos Capital Management LLP

Norcal Harvesting LLC

Array Photonics

Coffee Joint Defense Group

Zinzino AB

Major Retailers (General Merchandise)

Union Pacific Railroad Company

Work highlights

  • Represents Commerce Trust Company, as trustee of Seven Springs Limited Partnership, in various regulatory and litigation proceedings alleging liability for groundwater contamination that allegedly occurred decades prior to the Partnership’s purchase of the site.
  • Represents more than 70 companies that roast, package, and distribute over 90% of coffee sold in the US, including Starbucks Corporation, the J.M. Smucker Company, and other major players against a Proposition 65 challenge.

Reed Smith LLP

Reed Smith LLP provides legal advice to an array of clients on environmental and safety regulatory and compliance matters. Pittsburgh-based Jennifer Smokelin has a wealth of experience in environmental enforcement matters and often assists energy and manufacturing companies with regulatory issues, namely those concerning air quality. In Houston, Ben Patton  is highly sought after for his incident response expertise. Other names to note include Nicolle Bagnell in Pittsburgh, Houston-based Daniella Landers and Todd Maiden in the San Francisco office.

Practice head(s):

Nicolle Bagnell; Jennifer Smokelin; Ben Patton; Daniella Landers; Todd Maiden

Other key lawyers:

Megan Haines; Randa Lewis; Mary Balaster


‘Strong firm with depth of knowledge. Approachable and knowledgeable.’

‘The practice at Reed Smith is unique because it has both depth and breadth of subject matter expertise, including attorneys who specialize in workplace safety issues in various environmental media. We utilize the team at Reed Smith for workplace safety regulatory compliance work, for which they provide counsel that is uniquely pragmatic and business-focused.’

‘We work primarily with Ben Patton (partner) and Mary Balaster (associate), who are both excellent attorneys and skilled communicators who provide practical advice that is valued by in-house counsel and our business partners. Ben and Mary counsel us on workplace safety issues, including federal and state OSHA matters and incident investigations. They have also helped us navigate the ever-changing landscape of workplace safety issues related to COVID-19.’

‘Large firm, but has a comfortable small family feel to it.’

‘Megan Haines is excellent to work with, she is always available to assist in all environmental legal matters and advice. Her contacts throughout the industry are superb.’

Squire Patton Boggs

The environmental, safety and health team at Squire Patton Boggs provides legal support to a diverse client base, demonstrating particular knowledge of the steelmaking, mining, chemical and energy sectors. Environmental compliance counseling is a key area of focus for the practice group, which is also well versed in rulemaking and policy development, permitting and remediation matters. Department head Karen Winters is based in Columbus, and possesses significant experience in federal and state enforcement proceedings and project siting. She receives support from key members in other jurisdictions across the US, including Denver-based Carolyn McIntosh, who is noted for mandates involving renewable energy and clean tech; Stephen Owens in Phoenix, who is seasoned in the Toxic Substances Control Act; and Clean Air Act expert Doug Williams in Cleveland.

Practice head(s):

Karen Winters

Other key lawyers:

Carolyn McIntosh; Doug McWilliams; Stephen Owens; Darin Smith


‘Squire Patton Boggs has provided legal counsel to my company in the following areas: engine emission certification issues with respect to the three primary jurisdictions in the environmental field (air pollution): CARB, EPA and Environment Canada; risk assessments concerning environmental matters (requirements related to engine emission certification); how to make sure to obtain confidentiality by using specific language and referencing the applicable parts; export exemptions (for example how to bring uncertified test or display engines into the US under an exemption).’

‘The United States, is considered by us as a “high-risk market” in the sense that you need to cross-check every step you take beforehand since the consequences of any mistake will be severe in terms of penalties etc. My primary contact is Douglas A. McWilliams. He has provided us with prompt, exhaustive and clear advice, always without delay. He is always available. It is satisfying to be able to give him my highest recommendation. My impression is that the team has enough resources to be able to deal with urgent matters without compromising quality.’

Key clients

Northshore Mining Company, Northern Conservation, LLC, and United Taconite LLC

Huntsman Petrochemical

City and County of Denver

The Procter & Gamble Company

World Resources Company

Olin Corporation

ShinEtsu MicroSi, Inc.

Cleveland-Cliffs, Inc.

MGC Pure Chemicals America, Inc.

American Pacific Borate & Lithium and its US subsidiary Fort Cady California Corporation

Zippo Manufacturing Company

Excelsior Mining Arizona, Inc.

Work highlights

  • Provided Huntsman Petrochemical with ongoing assessment and development of comprehensive technical and legal comments on draft EPA rulemaking regarding residual risks associated with miscellaneous organic chemical manufacturing.
  • Advised Procter & Gamble on compliance with EPA’s new regulations issued under the Frank R. Lautenberg Chemical Safety for the 21st Century Act, which substantially amended the decades-old Toxic Substances Control Act (TSCA) and imposes a number of new regulatory requirements on chemical manufacturers and processors.
  • Advised ShinEtsu MicroSi, a Japanese global chemical company, on a number of issues arising under the federal Toxic Substances Control Act (TSCA) and Federal Insecticide and Fungicide & Rodenticide Act (FIFRA) in connection with the manufacturing of a antimicrobial coating product.

Holland & Knight LLP

The Texas-headquartered environmental team at Thompson & Knight LLP has  significant regulatory experience that cuts across industry sectors, such as energy, manufacturing, healthcare, real estate and transportation. Recent highlights showcase the practice's capabilities in environmental compliance counseling, enforcement and facility permitting involving air, hazardous waste and water use issues. Department head Ashley Phillips steers the team on a range of compliance and administrative enforcement matters, receiving key support from James Morriss III, who is recommended for environmental permitting. Both practitioners are based in Austin.

Practice head(s):

Ashley Phillips

Other key lawyers:

James Morriss III; James Harris


‘Ashley in particular is extremely knowledgeable regarding oil and gas environmental and regulatory matters. She pushes issues and her follow up is exceptional. We would have been lost without her efforts on our behalf.’

Key clients


Capitol Area Council of the Boy Scouts of America

Laredo Merchants Association

M/I Homes


Work highlights

  • Represented BNSF Railway Co., Union Pacific Railroad Co., and Houston Belt & Terminal Railway Co. in challenging a drainage fee ordinance adopted by the City of Houston.
  • Advising a Houston-based oil and gas company on environmental compliance audits of its upstream oil and gas assets, including tank batteries and associated well sites, produced water recycling facilities, and saltwater disposal wells, located in the Permian Basin in both Texas and New Mexico
  • Serving as special Texas counsel for a publicly traded financial services company in its project financing of three wind and two solar power generation projects in Texas.

Troutman Pepper

Troutman Pepper fields a large environmental team across the country that is capable of handling an array of regulatory issues, encompassing air and water quality, climate change, chemicals and pesticides, natural resources and endangered species. Primarily based in Atlanta, the group is jointly led by Catherine Little, and Fitzgerald Veira, who focuses on issues pertaining to the Clean Water Act and NEPA. Also in Atlanta, Mack McGuffey specializes in the Clean Air Act, and is noted for his strong background in climate change issues arising out of federal and state regulations governing the construction and operation of stationary sources of air emissions. Andrea Wortzel is a key figure in the Richmond office for waste management compliance and landfill permitting.

Practice head(s):

Catherine Little; Fitzgerald Veira

Other key lawyers:

Randy Brogdon; Andrea Wortzel; Greg Blount; Mack McGuffey; Houston Shaner

Key clients

PAE, Inc

Delta Air Lines

Dominion Energy

Georgia Power Company

Southern Power Company

Energy Transfer LP

Public Services Co. of New Mexico (PNM)

Leslie’s Pool Supplies

Mission H2O

Colonial Group, Inc

Corporate Environmental Enforcement Council (CEEC)

SUEZ Environment North America

Species, Strategies and Solutions (S3)

Wayne Farms