Twitter Logo Youtube Circle Icon LinkedIn Icon

United States > Industry focus > Environment: transactional > Law firm and leading lawyer rankings


Index of tables

  1. Environment: transactional
  2. Leading lawyers
  3. Next generation lawyers

Leading lawyers

  1. 1

Next generation lawyers

  1. 1

Who Represents Who

Find out which law firms are representing which Environment: transactional clients in United States using The Legal 500's new comprehensive database of law firm/client relationships. Instantly search over 925,000 relationships, including over 83,000 Fortune 500, 46,000 FTSE350 and 13,000 DAX 30 relationships globally. Access is free for in-house lawyers, and by subscription for law firms. For more information, contact


Cravath, Swaine & Moore LLP’s team advises clients on the full range of environmental issues arising out of business transactions, and frequently assists with capital markets access, dispute resolution and day-to-day operations management. Matthew Morreale heads the corporate department and is currently advising IBM on numerous acquisitions; these include its acquisition of product and technology business The Weather Company and its subsidiaries, the $2.6bn acquisition of Resource/Ammirati, and the purchase of Resilient Systems, a company specializing in security incident response solutions. Annmarie Terraciano is the other key practitioner and is assisting British American Tobacco with its proposed $93bn merger with Reynolds American. Other notable clients include Credit Suisse, Honeywell and Goldman Sachs.

Latham & Watkins LLP’s US practice is noted for its cross-border environmental capabilities and has strong ties with its European offices. The firm advises a mix of buyers, sellers, lenders and borrowers on all issues connected with major, high-value transactions; these include, among other things, identifying environmental drivers, lender liability, securities disclosure requirements and risk transfer. Houston-based Joel Mack chairs the global environmental transactional support practice and has noteworthy expertise in the oil and gas industry. In Washington DC, James Barrett acts for private equity and strategic company clients across a range of transactions and has a particular focus on the energy sector. Highlights included acting for Indorama Ventures, an intermediate petrochemical producer, in its $1m acquisition of an ethylene cracker facility in Lake Charles, Louisiana.

Sidley Austin LLP’s ‘outstanding’ team is described by clients as ‘one of the best environmental law practices in the country’. The transactional group advises on state law disclosure obligations, due diligence, risk mitigation and insurance, and the firm’s strong global reach means it is well placed to handle major cross-border matters. In the Chicago office, Laura Leonard advised Range Resources on its $3.3bn acquisition of Memorial Resource Development, assisting with the environmental provisions of the agreement and other related issues, and also assisted General Electric with the sale of its appliances business to Haier. David Buente and Roger Martella are the leading practitioners in Washington DC, and Los Angeles-based Judith Praitis is also recommended.

Trusted Advisor - with Finnegan

IP specialist Finnegan detail how their collaborative approach makes for a unique culture which is designed to allow them to work with clients in a way which is cognizant of the challenges facing all companies today.

Allen & Overy LLP’s New York-based practice is noted for its strong multi-jurisdictional capabilities and frequently handles due diligence and risk assessment matters in major cross-border deals. Department head Kenneth Rivlin and senior counsel Felise Cooper continue to advise General Electric on the environmental aspects of various major transactions, and also assist with a range of strategic projects, integration planning and risk analysis of new business lines. The firm also acts for The Carlyle Group in the disposal of Zodiac Pool Group to Rhône Capital, a transaction spanning the US, Europe, Asia and Africa, and recently advised Vale on its renegotiation of Mitsui’s $1bn investment in the Moatize coal mine and the Nacala rail project in Mozambique and Malawi. Senior associate Maria Christopher-Bell is recommended for environmental transactions and compliance matters.

In New York, counsels Loyti Cheng and Betty Moy Huber jointly head the practice at Davis Polk & Wardwell LLP, where areas of focus include M&A transactions, capital markets matters, project finance and insolvency and restructuring. The firm currently advises Emerson Electric Co on its $3.2bn acquisition of the Valves & Controls business of Pentair. Other highlights included assisting project management company Technip with its $13bn combination with FMC Technologies; advising TE Connectivity on its all-cash transaction for the acquisition of Creganna Medical Group; and advising a group of financial institutions on an exchange offer made by Cliffs Natural Resources for $218m new senior notes.

Kirkland & Ellis LLP offers ‘an exceptional service’ and the lawyers’ ‘excellent negotiation skills always help clients achieve their goal’. The group handles the full spectrum of transactional matters, advising on environmental due diligence, analyzing regulatory compliance and potential liabilities and negotiating environmental contracts. Brian Land is ‘an outstanding transactional lawyer who can navigate the trickiest issues’ and alongside Jonathan Kidwell advised GEP Haynesville on the $850m acquisition of natural gas assets from Encana Corporation. In another highlight, Sara Michaelchuck Webber represented gas supply company Questar Corp in its $6.2bn agreement to combine with Dominion Resources, and also advised Corning on the strategic realignment of its interest in Dow Corning. Abbott Laboratories, Nexstar Broadcasting Group and Sensata Technologies are also clients. Named attorneys are based in Washington DC.

Headed by senior counsels Adeeb Fadil and Michael Isby, Simpson Thacher & Bartlett LLP’s New York-based practice advises industrial companies, banks, private equity groups and investors on the full gamut of environmental issues, and is notably active in the chemical, energy and electronics sectors. Work highlights included advising Genesee & Wyoming on the environmental aspects of its $126m acquisition of Providence and Worcester Railroad Company, and acting for First Reserve in its $196m acquisition of Gas Natural. The group also advised Hilton Escrow Issuer on its $1bn offering of senior notes and amendments to existing secured credit facilities. Other noteworthy clients include JPMorgan Chase, Microsoft and The Blackstone Group.

Weil, Gotshal & Manges LLP has notable experience assessing environmental issues, with a particular focus on health and safety matters and hazardous material exposure in the heavy industrial, chemical, energy and manufacturing sectors. Practice head Annemargaret Connolly advises on global environmental compliance and liability issues in the context of M&A transactions; counsel Thomas Goslin has significant restructuring expertise; and counsel Matthew Morton advises on the environmental issues arising from bankruptcies. Recent work included advising Dow Chemical on its $130bn merger of equals with DuPont, and assisting GE Capital with the $50bn divestiture of the majority of its assets. Goldman Sachs, Sanofi and Berkshire Partners are also key clients. Named attorneys are based in Washington DC.

Bracewell LLP’s ‘strong’ team is ‘excellent at evaluating facts and applying them to legal issues’. The practice was recently strengthened with the arrival of four attorneys into its Austin office from Katten Muchin Rosenman LLP, including water issues expert Sara Burgin, and Matt Paulson, who acts for companies in the oil and gas, power and refining sectors. Timothy Wilkins has significant environmental auditing expertise and frequently assists large companies with the environmental aspects of major transactions. Notable work included advising Great Plains Energy on its pending $12.2bn purchase of Westar Energy, the largest electric utility in Kansas, and acting for Delek Logistics in a $91m joint venture for the development of a crude oil pipeline with Rangeland Energy. The above-mentioned lawyers are based in Austin; Jason Hutt and Jeffrey Holmstead are the key figures in Washington DC.

Skadden, Arps, Slate, Meagher & Flom LLP’s transactional expertise includes asset sales, mergers, joint ventures and financing for clients across a broad range of business sectors. Don Frost heads the environmental and climate chance practice in Washington DC and, alongside Elizabeth Malone, is advising Apax Partners on its $800m acquisition of Quality Distribution, a logistics and transportation services provider to the energy industry. The team also acted for Freescale Semiconductor and a private equity consortium including The Blackstone Group, The Carlyle Group and PTG Capital in Freescale’s $11.8bn acquisition by NXP Semiconductors.

Sullivan & Cromwell LLP’s New York-based group is led by Matthew Brennan and Mark Rosenberg, who advise on corporate and commercial transactions across a broad range of sectors. The group assists with risk analysis and reduction, compliance strategies for current and pending legislation, climate change issues and indemnity and insurance. Notable work included advising Sempra Energy on a $7.4bn financing agreement towards the $10bn cost of a gas liquefaction facility in Louisiana, and acting for ZF Friedrichshafen in its $12.4bn acquisition of TRW Automotive, a matter involving an English law acquisition financing arrangement.

At Vinson & Elkins LLP, Larry Nettles’ ‘highly experienced’ group provides ‘invaluable environmental insight’ and advises on both large transactions and day-to-day operations. In a recent highlight, the Houston-based group advised Bernardo Investment and Town & Country Partnership on a $200m real estate acquisition and redevelopment project, a matter involving groundwater contamination and hazardous substance issues. Other highlights included acting for Enviro Water Minerals in an agreement with El Paso for the development of a water desalination plant, and handling various transactional matters for Phelps Dodge Refining. Susan Snyder is the key contact in Austin and is noted for her expertise in water-related issues.

The ‘excellent advisers’ at Dentons have ‘a huge depth of experience’ and are ‘practical, knowledgeable and easy to work with’. Chicago-based Jeffrey Fort recently advised Foam Supplies on a methodology for the recognition, documentation and sale of carbon offsets issued by the California Air Resources board, and also assisted Delta Institute with drafting a support contract for the sale of earned offset carbon credits. Peter Gray and Matthew Adams are the key individuals in Washington DC and San Francisco respectively, advising on matters related to energy, infrastructure and development projects. Other notable clients include New Forests, Citgo Petroleum and the Commonwealth of the Northern Mariana Islands.

At King & Spalding LLP, Joseph Eisert supports clients in corporate transactions and also advises on compliance, climate change regulation and other environmental issues. Cynthia Stroman splits her time between the Houston and Washington DC offices, and combines chemical engineering expertise with industry experience to provide insight into transactions involving various environmental statutes. Highlights included advising Zep Inc on its $692m acquisition by the affiliates of New Mountain Capital, and assisting Annaly Commercial Real Estate Group with its $592m acquisition financing to Blackstone Real Estate Partners. Stroman also assisted EDF Renewable Energy with securing a $300m funding for its Spinning Spur 3 wind energy project.

At Paul Hastings LLP, Peter Weiner’s team includes Gordon Hart, who focuses on environmental and land use law, and, in Washington DC, Tom Mounteer and Lisa Rushton. Mounteer advises on business transactions in the real estate space, while Rushton advises real estate developers, investment funds and financial institutions on the environmental laws and regulations associated with transactions. In a recent highlight, the team assisted Tall Oak Midstream with the environmental aspects of the $1.5bn sale of its subsidiaries to a subsidiary of EnLink, and also advised General Electric on its assignment of a credit facility in connection with its sale of a Mexican real estate portfolio.

Paul, Weiss, Rifkind, Wharton & Garrison LLP’s ‘excellent’ team ‘always goes above and beyond for its clients’, and advises on the full range of transactional matters, including large-scale mergers and acquisitions, securities offerings and corporate reorganizations. The New York-based group has acted for Noranda Aluminum Holding, a leading aluminum products producer, in several matters, including a $130m debt facility used to refinance its existing asset-based facility. In another highlight, the firm advised Walter Energy on the $3.1bn sale of its core mining and operating assets to a newly formed entity. Practice chair Gaines Gwathmey splits his time between litigation and transactional matters, and counsel William O’Brien is the other key figure, advising public and private companies on acquisition deals.

Proskauer Rose LLP’s New York-based practice retains a strong cross-practice client base and advises on all environmental aspects of domestic and cross-border transactions. Practice head Gail Port and counsel Aliza Cinamon recently acted for Teva Pharmaceuticals in its $40.5bn acquisition of Allergan’s generics business, a matter involving extensive due diligence on approximately 200 sites. Port and special counsel Yelena Simonyuk also advised IO Data Centers on a $455m loan from Deutsche Bank. Other key clients include Ascena Retail, Imperial Capital and American Realty Capital Properties.

At White & Case LLP, highlights included acting as environmental counsel to Hovensa in the sale of its US Virgin Islands petroleum terminal and refining assets; advising Fortis on its $11.3bn acquisition of ITC Holdings; and acting for Haier Group, a Chinese electronics manufacturer, on its $5.6bn acquisition of General Electric’s appliance business. Miami-based Douglas Halsey is the key figure along with counsel Seth Kerschner, who is based in New York. Neal McAliley left the practice in January 2017 to join Carlton Fields.

International comparative guides

Giving the in-house community greater insight to the law and regulations in different jurisdictions.

Select Practice Area

The Legal 500 United States - Events

GC Powerlist -
United States

Press releases

The latest news direct from law firms. If you would like to submit press releases for your firm, send an email request to

Legal Developments worldwide

Legal Developments and updates from the leading lawyers in each jurisdiction. To contribute, send an email request to
  • Government puts cartel criminalisation back on the table

    The Minister of Commerce and Consumer Affairs, Kris Faafoi, has today tabled the Commerce (Criminalisation of Cartels) Amendment Bill (the Bill ) in the House.
  • Luxembourg introduces draft legislation to create beneficial ownership registers

    Luxembourg’s government has published draft legislation to incorporate into national law the requirements under articles 30 and 31 of the European Union’s Directive 2015/849 on the prevention of the use of the financial system for the purposes of money laundering or terrorist financing, better known as the 4th Anti-Money Laundering Directive. Placed before the Chamber of Deputies on December 6, 2017, draft law no. 7217 would establish a central register of beneficial owners of Luxembourg legal entities such as companies and partnerships under the authority of the minister of justice, while draft law no. 7216 would create a similar register of beneficial owners of fiduciary contracts, that is express trusts, under the authority of the Administration de l’Enregistrement et des Domaines, Luxembourg’s indirect tax authority.
  • The new EU regulation on general data protection 2016/679 (“GDPR”)

  • Spouses and tax demands

    6 Mar 2018 at 04:00 / NEWSPAPER SECTION:
  • What Can You Legally “Watch Free Online” and When?

    Putlocker. BitTorrent. PirateBay. Napster. Mediafire.
  • New Zealand favours English approach to penalties

    A recent High Court decision marks an important step in the development of the approach to the “Penalty Doctrine” in New Zealand – that is, the principle that contractual provisions which allow parties to punish one another disproportionately are unenforceable. Justice Whata’s judgment in Honey Bees v 127 Hobson Street 1 carefully traverses the recent evolution of the doctrine and provides helpful clarification of its application to contracts in New Zealand.
  • Raspberries and IT: New Sector Inquiries by the Serbian Competition Commission

    The Serbian Competition Commission (the " Commission ") recently finished sector inquiries concerning quite distinct industries – raspberries and the public procurement for software and hardware. The aim behind the inquiries was to perform extensive market research and analysis in order to acquire a clearer picture of the possible antitrust issues and risks in two sectors widely perceived as strategic for the development of the Serbian economy.
  • How open is New Zealand to Open Banking

    This week New Zealand hosts the Digital Nations 2030 to discuss what is required to become a truly digital nation by 2030. Open Banking is a critical first step, but where is it on the Government’s agenda?​
  • The Public Administration Electronic Market: the future of public procurement

    The Public Administration Electronic Market is a digital marketplace, created in 2002 and managed by Consip S.p.A., the Italian central purchasing body, on behalf of the Ministry of the Economy and Finance. Through the Ministry, registered authorities can purchase goods and services offered by suppliers that have been vetted and authorised to post their catalogues on the system for values below the European threshold.
  • Even More Sector Inquiries: Sportswear And Oil Retail Under Scrutiny By The Serbian Commission

    The Serbian Competition Commission (the " Commission ") continues its diligent examination of the Serbian competitive landscape in specific industries, this time with inquiries in two more industries – sportswear (including footwear and sporting equipment) and oil (petroleum products). Once again, the aim behind the market test was to identify potential issues on the relevant markets and provide broader insight into the functioning of the relevant markets.

Press Releases worldwide

The latest news direct from law firms. If you would like to submit press releases for your firm, send an email request to