Firms To Watch: Energy litigation: oil and gas

Founded in 2020 by Christopher Hogan and Samantha Thompson, Hogan Thompson LLP is a Houston-based litigation boutique representing both plaintiffs and defendants in state and federal courts. Key areas of expertise include oil and gas litigation, shale litigation and royalty disputes, with the team handling the gamut of upstream, midstream and construction-related matters related to energy projects and real estate.

Energy litigation: oil and gas in United States

Baker Botts L.L.P.

Baker Botts L.L.P. handles substantial oil and gas litigation involving the major shale-basins across the US. The practice group advises leading multinationals, service companies, pipelines, refiners and major trade organizations on a broad range of disputes, including those relating to the oil price collapse and winter storm Uri. Praised for being ‘committed to the client and client’s needs’, the team also assists with unitization, royalties and procurement issues. Practice head William Kroger has extensive litigation experience, representing energy clients in power, renewables, oil and gas, and other energy disputes. Other names to note are Jason Newman, who has a specialist niche representing clients in disputes arising from horizontal-drilling related matters throughout the US; and younger partner Louie Layrisson, active in conflicts concerning leases, title, royalty obligations, surface disputes, environmental issues, JOAs and partnerships, midstream agreements, indemnity, restructurings and M&A, among other matters. The team also has experience representing clients before administrative and regulatory bodies as well as international arbitration forums. All individuals are based in Houston. Meghan McElvy departed in December 2022.

Practice head(s):

William Kroger

Other key lawyers:

Louie Layrisson; Macey Reasoner Stokes; Russell Lewis; Jason Newman; George Fibbe


The energy litigation team at BakerBotts understands the complexity and pitfalls of the energy business. They are committed to the client and the client’s needs.’

The team works together to pool its strengths and come up with winning and unique strategies to address our litigation issues. I can’t recommend any other firm for energy litigation.

Bill Kroger is the team leader. His personality blends well with our company and I consider him a great store of wisdom and knowledge for guiding us through the legal issues in the energy business.

Jason Newman handles our issues with great optimism and great ferocity. I appreciate Jason for all the hard work he does for our company.

Key clients

Chevron USA


Courson Oil & Gas

Dura-Bond Industries

EOG Resources

Halliburton Company

Hess Corporation

Indigo Minerals

Intercontinental Terminals Company

JGE Gas Solutions

Kinder Morgan Texas Pipeline

Matador Resources Company

Murphy Oil Corporation

Occidental Petroleum Corporation

Ovintiv USA

Patterson-UTI Energy

Pine Run Midstream

Repsol Oil & Gas USA

Shell Oil Company


Texas Oil & Gas Association

Work highlights

  • Representing Repsol Oil & Gas USA in over 100 individual lawsuits at state and federal court levels, where plaintiffs (combined), seek millions in damages for the alleged misallocation of production and underpayment of royalties in Repsol’s Eagle Ford shale operations for nearly 4,000 royalty owners.
  • Assisted Kinder Morgan Texas Pipeline and Permian Highway Pipeline obtain the dismissal of a lawsuit against the two enjoining their construction and operation of a 400-mile, $2bn natural gas pipeline.
  • Representing Intercontinental Terminals Company in the legal proceedings arising out of a fire at its Deer Park terminal in March 2019.

Gibbs & Bruns LLP

Litigation boutique Gibbs & Bruns LLP acts for both plaintiffs and defendants in high-stakes commercial disputes. The practice is firmly established in Texas but has a nationwide reach, representing a broad client base that ranges from major energy industry players to tech start-ups. Based in Houston, the strength of the group is reflected in the extensive experience of its practice heads; with over 50 years of trial experience, founding partner Robin Gibbs is ‘exceptional’, obtaining jury verdicts in Houston and beyond; Kathy Patrick is Occidental’s “go-to” figure for high-stakes issues; and Barrett Reasoner‘s diverse practice includes particular expertise in antitrust matters. Brian Ross is also recommended and has handled a number of force majeure disputes in relation to winter storm Uri.

Practice head(s):

Robin Gibbs; Kathy Patrick; Barrett Reasoner

Other key lawyers:

Mark Giugliano; Ayesha Najam; Brian Ross; Colin Pogge; Sam Cruse


Very smart, practical and strategic team. Very easy team to work with. Subject matter experts.’

Robin Gibbs, Sam Cruse are exceptional. They are smart, quick on their feet and very honorable.’

Key clients

Occidental Petroleum

Enterprise Products

Pioneer Natural Resources

Sanchez Oil & Gas


Tanos Exploration II

Quantum Energy Partners

Kinder Morgan

SM Energy

RDV Resource Properties

Sunrise Oil and Gas Properties

Lone Star Production Company

Work highlights

  • Representing Enterprise Products Operating in an engineering/construction lawsuit against Amec Foster Wheeler USA and its British parent company, Amec Foster Wheeler plc  concerning the cost overruns of a large petrochemical refinery recently constructed in Mont Belvieu, Texas.
  • Represented Richard Murphy, a subsea tree engineer, in a misappropriation of trade secrets case brought by his former employer, FMC Technologies, against both Mr Murphy and his new employer, Dril-Quip.
  • Representing Occidental Chemical Corporation in a suit filed in June 2018 by which the company is seeking contributions from more than 100 defendants for -among other costs-: the $165m Occidental agreed to spend to design the dredge-and-cap remedy required by the Environmental Protection Agency (EPA) to remediate pollution in the eight miles of the lower Passaic River.

King & Spalding LLP

King & Spalding LLP‘s oil and gas litigation group represents a number of high-profile clients such as Chevron and ConocoPhilips. The broad practice handles a range of contentious issues, including toxic torts, trade secrets, royalties and administrative agency litigation. Based in Houston, managing partner Tracie Renfroe and Robert Meadows have extensive experience in federal and state courts; Renfroe focuses on environmental, product liability and commercial disputes and Meadows has a strong reputation in complex commercial and tort litigation. The group also has strong international arbitration capabilities, with Reggie Smith and Doak Bishop being key names to note. Andrew Stakelum has unique expertise in energy companies operating along the Gulf Coast.

Practice head(s):

Tracie Renfroe

Other key lawyers:

Robert Meadows; Doak Bishop; Reggie Smith; Andrew Stakelum; Shannon Kasley; Mike Stenglein; Jeremiah Anderson; Charles Correll; Marcella Burke

Key clients

Baker Hughes

Chevron Corporation

Chevron Phillips Chemical Company


G2X Energy

Halliburton Energy Services

Refinería de Cartagena (Reficar)

Work highlights

  • Represented Chevron USA in a two-week jury trial in a Plaquemines Parish, Louisiana, against plaintiffs seeking over $100m in remediation costs for alleged legacy oilfield contamination of soil and groundwater; the jury returned a complete defense verdict in favour of Chevron.
  • Representing Chevron as lead national trial counsel in numerous cases in which municipalities, water purveyors, State Attorneys General, and individuals claim that water has been contaminated by the gasoline additive MTBE.
  • Representing Baker Hughes in litigation and regulatory proceedings arising from alleged chlorinated solvent contamination near Baker Hughes subsidiary Dresser’s former valve manufacturing and refurbishing facility in Pineville, Louisiana.

Kirkland & Ellis LLP

The oil and gas litigation team at Kirkland & Ellis LLP has a strong reputation in the energy sector, with extensive experience representing clients before major state and federal courts and agencies, including the Department of Energy and FERC. The practice group also advises in administrative and regulatory proceedings before the European Union and other international governing bodies. Based in Houston, Anna Rotman leads the group and has significant trial experience in business disputes and restructurings, representing both plaintiffs and defendants. Kenneth Young and associate Dustin Womack focus primarily on complex commercial litigation, with the former handling issues related to climate change – the pair provide strong support in Houston. In Chicago, Richard Godfrey is also recommended and forms part of the wider litigation group.

Practice head(s):

Anna Rotman

Other key lawyers:

Ragan Naresh; Daniel Donovan; Richard Godfrey; Kenneth Young; Dustin Womack; Jeremy Fielding

Key clients

American Jereh

Amplify Energy

Air Products and Chemicals

Bayou City Energy

BP plc and affiliates

BHE Renewables

Chesapeake Appalachia

Chesapeake Exploration

Energy Capital Partners

EXCO Resources

Extraction Oil & Gas

Fleur de Lis Energy

Harvest Oil & Gas (formerly: EV Energy Partners)

Howard Energy Partners

Legacy Reserves

MEG Energy

Parker Drilling Company

Primexx Energy Partners

Total E&P USA, Total Specialties USA and Rio Tinto

Ultra Petroleum

Work highlights

  • Represented Extraction Oil & Gas in the District of Delaware’s bankruptcy court, successfully obtaining the exclusion of six mid-stream transportation agreements (valued at over $1bn), as executory contracts in its pending Chapter 11 bankruptcy case.
  • Representing BP in multi-district litigation concerning outstanding personal injury claims arising out of the Deepwater Horizon accident in the Gulf of Mexico.
  • Represented Chesapeake Exploration in the US District Court of the Northern District of Ohio in a multimillion-dollar dispute with landowners over the company’s practice of deducting post-production costs from its royalty payments (known as the netback method).

Holland & Knight LLP

In August 2021, Holland & Knight LLP merged with Thompson & Knight. With 30 offices across the globe, the combined firm has enlarged its geographical footprint, as well as expanding its services within oil and gas litigation. Clean technology and renewable energy are cornerstones of the firm’s practice, but it also handles the full spectrum of oil and gas issues for major oil and gas industry clients, including oil companies, service providers, private equity houses and other interest owners. Juan Alcalá and Tim Moran co-lead the group from Austin and New York, respectively. Based in Dallas, Greg Binns co-chairs the wider litigation group, while Greg Curry has expertise in joint operating claims and surface use matters. Other key practitioners are New York-based Marisa Marinelli, who is praised for her ‘outstanding knowledge’ of oil and gas matters; and Craig Haynes whose broad practice covers the gamut of issues including pricing disputes, development and drainage claims, and unitization issues.

Practice head(s):

Juan Alcalá; Tim Moran

Other key lawyers:

Greg Curry; Greg Binns; Craig Haynes; Marisa Marinelli


Very strong team. Excellent knowledge of the industry with special focus in Latam.’

Juan Alcalá is a great lawyer and also a person with whom it is a pleasure to work. Very intelligent, competent, organized.’

Attention to detail and the personalized services of Marisa Marinelli with her outstanding knowledge on the matters pertaining to litigation law in the oil and gas practice. Marisa Marinelli works the extra yard in order to ensure all the available possibilities are explored.’

Key clients

Petrobras America / Petróleo Brasileiro

Three Rivers Operating Company / Three Rivers Acquisition

Work highlights

  • Representing PMI Norteamerica in litigation pending in New York, wherein PMI asserts a claim for breach of contract arising from the sale of a vessel used to provide catering and accommodation services to PEMEX-Exploracion y Produccion for its offshore oil development activities.

Norton Rose Fulbright

The team at Norton Rose Fulbright  handles the full spectrum of contentious issues faced by oil and gas companies; of late, it has also seen an uptick in royalty cases and mandates relating to catastrophic incidents. Practice co-head Melanie Rother represents upstream and midstream companies in the full range of contentious hydrocarbons matters, as well as handling commercial business tort disputes. Co-chair Eddie Lewis has a robust catastrophe-response practice in addition to focusing on environmental litigation for energy companies. The firm is also well-known for its shipping expertise, with Ustav Mathur demonstrating particular expertise in this area as well as advising on significant offshore energy projects. All named individuals are based in Houston.

Practice head(s):

Melanie Rother; Eddie Lewis

Other key lawyers:

Ustav Mathur

Quinn Emanuel Urquhart & Sullivan, LLP

The energy-sector disputes team at Quinn Emanuel Urquhart & Sullivan, LLP has extensive experience in arbitrations between energy companies and foreign governments under project agreements, bilateral investment treaties (BITs), and the Energy Charter Treaty (ECT). Other key areas of expertise include disputes relating to oil and gas exploration and production, pipelines, energy trading and marketing, among others. Houston-based Karl Stern co-leads the practice in conjunction with Sanford Weisburst in New York. Stern has over 35 years’ experience in state and federal courts, as well as in domestic and international arbitral tribunals; Weisburst, in turn, is an expert in the federal Atomic Energy Act. Clients speak of a ‘deep roster of rockstar lawyers’, including Houston-based trio Christopher Porter, Patrick King and Kate Shih; while John Bash, who divides his time between Austin and Washington DC, is also recommended.

Practice head(s):

Karl Stern; Sanford Weisburst

Other key lawyers:

David Orta; Christopher Porter; Patrick King; Kate Shih; John Bash


Quinn Emanuel has a deep roster of rockstar lawyers on their bench.

Chris Porter, Karl Stern, John Bash – John is one of, if not THE best, appellate attorney / writer I have ever worked with. He has an amazing way of quickly grasping complex issues and conveying them in a very simple and understandable way.

Key clients

Ad Hoc Committee of Equity Holders in Stone Energy Corporation

Berry Petroleum

Cross Sound


Phibro Trading and Phibro Commodities (subsidiaries of Occidental Petroleum Corporation)


Talen Energy Company

FirstEnergy Generation

Baker Hughes (Special litigation committee to the Board)

Amplify Energy

Beta Operating Corp.

Era Group

Era Helicopters

TRC Operating Company and TRC Cypress Group

UMB Bank

Castleton Commodities International

Integradora de Servicios Petroleros Oro Negro

Seacor Holdings

Steptoe & Johnson LLP

Praised for its ‘excellent industry knowledge' and ‘unparalleled expertise’, Steptoe & Johnson LLP is best known for representing oil-pipeline companies and defending clients before the Federal Energy Regulatory Commission and appellate courts. The team is also expanding its representation of natural gas pipeline companies and handles litigation relating to pipeline safety and accident response, transactions and project development. The group is also well-equipped to advise on regulatory matters, with practice co-head Steven Reed and Joshua Runyan regularly advising clients through the regulatory process required for new pipeline development. Other key figures include Jennifer Quinn-Barabanov, who focuses on high-stakes commercial and class action disputes; and economic and regulatory issues specialist Daniel Poynor, the team's other co-head. All lawyers are based in Washington DC.

Practice head(s):

Steven Reed; Daniel Poynor

Other key lawyers:

Joshua Runyan; Jennifer Quinn-Barabanov; Daniel Mullen; Steven Brose; Laura Swett


Excellent industry knowledge, strategic advice and brief writing.’

In-depth and comprehensive understanding of the industry and key issues.’

This group has unparalleled expertise and depth of talent in the key energy, environmental and international law fields that are critical to our business.’

In addition to efficient file management, they are also willing to work with us on creative fee arrangements to keep costs under control.’

This team has superior knowledge of the law and is always available to deal with emergent issues.’

William (Bill) Hassler also provides exceptional advice and service with more emphasis on the environmental permitting and litigation.’

Josh Runyan is another key member of the team and his ability to navigate numerous intertwined complex issues in our permitting litigation is truly remarkable.’

Key clients

Colonial Pipeline Company

Enbridge Inc. / Enbridge Energy

Eddystone Rail Company

Northern Natural Gas Company

Mustang Pipe Line

Work highlights

  • Representing key client Enbridge and its entities regarding various matters related to the operation of its Line 5 Dual Pipelines.
  • Defending Colonial Pipeline Company against a claim that challenges the ability of pipeline operators such as Colonial to permit the mixing of gasoline flowing through its pipeline with butane – even if the product meets the applicable specifications under the tariff filed with the FERC.
  • Representing Enbridge’s Eddystone Rail Company in connection with a $180m commercial dispute concerning its former business partners alleged fraudulent transfer of the assets of the counterparty.

Susman Godfrey LLP

The team at Susman Godfrey LLP handles significant energy disputes (both on- and offshore) arising in the US and internationally. The practice’s contentious experience in the industry covers the full spectrum - including disagreements between operators and service providers, midstream disputes, claims arising from oi-field operations and litigation in the power sector. Managing partner Neal Manne represents major clients such as Chevron, while Tom Paterson -who jointly leads the team with Manne- has over 35 years' experience representing both plaintiffs and defendants. Erica Harris is an additional name to note, handling a range of issues ranging from contract disputes to class action environmental litigation; while Alexander Kaplan is recommended for his expertise in royalty claims, exploration and development, and midstream litigation. All lawyers are based in Texas.

Practice head(s):

Neal Manne; Tom Paterson

Other key lawyers:

Erica Harris; Lexie White; Alexander Kaplan; Ashley McMillian; Geoffrey Harrison; Nicholas Spear


The depth of knowledge of the Susman Godfrey LLP team makes this practice group unique. All attorneys at Susman Godfrey have a desire to learn and a drive to seek solutions for their clients. The attorneys at Susman Godfrey do a great job.’

Susman lawyers have the ability to just eviscerate opposing counsel. From associate to partner, I’ve seen them all just destroy the other side. It is very gratifying. The entire team has an absolute command of all of the facts, and they navigate litigation like true tacticians.’

I would provide accolades to Susman Godfrey partner Thomas Paterson and associate Nicholas Spear. Both Tom and Nick have provided excellent counsel and direction in high-stakes litigation.’

Key clients

Medallion Pipeline

Talen Montana





Luminant Energy

Intercontinental Terminals

Mewbourne Energy

Arena Energy

Work highlights

  • Successfully defended Vitol in a decade-long, $4bn antitrust suit filed by the Puerto Rican Electric Power Authority.
  • Acting as co-lead counsel for Vitol in defense of an antitrust suit filed by the California Attorney General in San Francisco state court and a follow-on class action in San Francisco federal court, alleging violations of California’s Cartwright Act related to the trading of gasoline products in California’s spot market.
  • Representing Luminant Energy in allegations of breach of contract arising out of February 2021’s winter storm Uri and Luminant Energy’s inability to generate electricity at a gas-fueled power plant in the Permian Basin of Texas during the extreme weather event.

Vinson & Elkins LLP

The litigation team at Vinson & Elkins LLP consists of litigators and appellate lawyers and includes former petroleum engineers, giving the team a unique perspective from which to advise on a broad array of oil and gas issues. The group has experience in disputes relating to shale and hydraulic fracking, as well as oil and gas recovery and transportation, including energy contract disputes and class actions. Practice co-head Jim Thompson has an extensive background in the energy industry; his fellow co-head Matthew Stammel is frequently instructed by oil and gas companies and private equity firms. Nicholas Shum is recommended for his expertise in contract disputes that involve upstream, midstream and oilfield services companies. Head of the firm’s appellate practice, Marie Yeates is also a name to note. At associate level, senior Stephanie Noble provides strong support to the team. All named lawyers are based in Houston apart from Stammel, who is based in Dallas.

Practice head(s):

Jim Thompson; Matthew Stammel

Other key lawyers:

Marie Yeates; Nicholas Shum; Stephanie Noble


V&E has several lawyers with an in-depth understanding of how the oil industry works.’

Key clients

Antero Resources

Denbury Resources



Apache Corporation

Magellan Midstream Partners

Gavilan Resources

CNOOC Energy (USA)

Work highlights

  • Successfully represented Gavilan Resources as the plaintiff in a dispute with a defendant operator stemming from a joint development agreement concerning more than 330,000 acres and 1800 wells.
  • Represented Antero Resources as lead counsel in a case involving one of the largest long-term gas supply contracts in the United States.
  • Defending Denbury Onshore in a declaratory judgment and breach of contract action filed against it by MonexCO2.

Bracewell LLP

Bracewell LLP ‘s energy practice handles complex litigation for major companies such as Apache, as well as natural gas suppliers and power generators. It represents clients in arbitration relating to royalty ownership, oil and gas co-tenancies, and royal class actions, among other matters, and has  also been active in commercial disputes arising from winter storm Uri. Practice leadership is split three ways between Houston-based Stephen Crain, who represents a broad range of clients in energy disputes and large-scale construction disputes; Andrew Zeve, based in Houston, who has experience in state and federal courts across the US; and regulatory expert Deanna King, in Austin.

Practice head(s):

Stephen Crain; Andrew Zeve; Deanna King

Other key lawyers:

Christopher Dodson; Bryan Dumesnil; Stephen Benesh; Sean Gorman


Very knowledgeable of 0il & gas/energy law. Very responsive on any question and make time for their clients 24-7 and treat them as the most important (even though we all know we aren’t the only ones) Willing to collaborate with other groups and even competitors as needed.’

Very professional but also treated as a friend and valued customer.’

Key clients

Apache Corporation

Kinder Morgan (Kinder Morgan Texas Pipeline and Permian Highway Pipeline)

Manti Equity Partners

Targa Resources

Hilcorp Energy Company

Foro Energy

Rockies Express Pipeline

The Bank of New York Mellon (and certain of its trusts and trustees)

The Bank of New York Mellon Trust Company

Offshore Exploration and Production

Jacqueline Bradley and the Estate of Ralph L Bradley

Work highlights

  • Represented Apache Corporation in numerous litigation cases during the year, including in the Technology and Construction Court in London.
  • Defending Kinder Morgan Texas Pipeline, Kinder Morgan Incorporated and Permian Highway Pipeline in two related lawsuits filed in the federal court in Austin, Texas (United States District Court for the Western District of Texas).
  • Serving as lead trial counsel for two BNY Mellon-managed oil and gas royalty-trusts in a securities class action case brought by an investment fund on behalf of the trust’s investors.

Gibson, Dunn & Crutcher LLP

Gibson, Dunn & Crutcher LLP provides a full-service offering to energy sector clients including representation in high-profile litigation matters before the FERC, as well as state and federal courts. It has experience in federal class actions and is well-equipped to handle rate, licensing, administrative and enforcement proceedings. William Hollaway is a key practitioner whose client-roster consists primarily of independent power producers and transmission companies, along with traditional regulated generation and transmission utilities. Splitting his time between New York and Washington DC, Jeffrey Jakubiak is noted for his expertise in utility ratemaking and energy markets; Janine Durand, in turn, has extensive experience in energy transactions and administrative litigation. Senior associate Jennifer Mansh and of counsel Jason Fleischer, who focuses on energy and environmental litigation, are also recommended. All lawyers are based in Washington DC unless stated otherwise.

Other key lawyers:

William Hollaway; Jeffrey Jakubiak; Janine Durand; Jason Fleischer; Jennifer Mansh

Key clients

Energy Transfer and Rover Pipeline

Marathon Petroleum Corporation

SB Energy Global Holdings

Berkshire Hathaway Energy Company

BHE Renewables

Neptune Regional Transmission System

Hudson Transmission Partners

TC Energy

Wisconsin Power and Light Company

Versant Power (formerly: Emera Maine)

Westlands Water District

Bayou Bridge Pipeline (Energy Transfer)

IMG Energy Solutions

Tampa Electric Company

Dakota Access Pipeline (Energy Transfer)

Haynes and Boone, L.L.P.

Representing both large corporations and small independent producers across the US, the team at Haynes and Boone, L.L.P. has experience litigating in state and federal courts, and in both domestic and international arbitrations. The group handles a wide range of mandates, including lease termination disputes, midstream disputes and royalty litigation. Practice co-head Craig Stahl manages the firm's The Woodlands office (greater Houston metro area) and has extensive experience in multidistrict litigation and class actions. Fellow practice co-head Michael Mazzone frequently represents energy companies in environmental contamination and toxic tort cases. Michelle Scheffler (who has experience handling federal royalty class actions in a number of states), and David Ammons (up-, mid- and downstream oil and gas litigation) are also recommended. All individuals are based in Houston unless stated otherwise.

Practice head(s):

Craig Stahl; Michael Mazzone

Other key lawyers:

David Ammons; Michelle Scheffler; Jeffrey Keuhnle; Garrett Martin


Subject matter expertise. Very practical. Know the business extremely well.’

Key clients

Ovintiv USA (formerly: Newfield Exploration)

Finley Resources


Tetra Technologies

Hess Corporation

Oasis Petroleum North America

Mewbourne Oil Company

Shell Oil Company

Burlington Resources Oil & Gas Company

Citizen Energy

Work highlights

  • Succcessfully represented Shell Oil Company in a five-week jury trial concerning environmental contamination claims; the plaintiffs claimed personal injury and property damage from an alleged neighbourhood cluster of asthma, lupus and autoimmune diseases.
  • Representing Burlington Resources Oil & Gas Company in a putative class action alleging late royalty payments on thousands of leases in North Dakota.
  • Representing Newfield Exploration Company (now Ovintiv USA) as lead counsel in two cases: the first, a putative class action alleging improper post-production royalty deductions on royalty payments now pending in the United States District Court for the Eastern District of Oklahoma; the second, a precedent-setting matter in which the State of North Dakota claims that it was underpaid royalties on state oil and gas leases in which a take-nothing judgment was secured against the State.

Hunton Andrews Kurth LLP

Hunton Andrews Kurth LLP represents a broad range of oil and gas industry clients before FERC and other federal governing bodies and state regulatory entities. The team handles audits, compliance and enforcement issues, as well as oil-pipeline regulatory matters. It also supports clients on jurisdictional issues for unregulated companies and is able to advise on environmental matters, including oil and gas permitting, and the operation, repair and replacement of infrastructure. Based in Washington DC, co-chair Deidre Duncan is a water and natural resources law expert, while fellow co-chair Myles Reynolds -in Dallas- primarily represents natural gas utilities and midstream companies.

Practice head(s):

Deidre Duncan; Myles Reynolds

Other key lawyers:

Shannon Broome; Chuck Knauss; Alexis Gomez; Kevin Finto; Pete Johnson; Stuart Hollimon


An excellent team on environmental and infrastructure permitting issues. Has the whole package of regulatory and litigation expertise. Strong on strategic advice and regulatory and litigation strategy. Excellent brief writing.’

Very high-level expertise and can cover issues from regulatory, litigation and appeals.’

Key clients


Cook Inlet Natural Gas Storage Alaska

NWP 12 Litigation Group

Marathon Petroleum Corporation / Speedway

Energy Transfer

Rover Pipeline

ETC Tiger Pipeline

Trunkline Gas Company

Work highlights

  • Representing Marathon Petroleum Corporation in climate change litigation in California, in claims by cities and counties that Marathon Petroleum and other oil and gas companies are liable under state common law nuisance and product liability theories.
  • Representing Energy Transfer in several proceedings in which recent FERC orders either announced new initiatives or changes to policy.
  • Acted on behalf of a coalition of oil and gas industry groups in obtaining a victory at the US Supreme Court that stayed a federal district court decision preventing the use of an important Clean Water Act nationwide permit (NWP 12) by oil and gas pipelines.

Morgan Lewis & Bockius LLP

Morgan, Lewis & Bockius LLP is frequently instructed by clients to assist with siting new oil, natural gas and gas-fired generation projects. The group also has extensive experience representing oil and gas clients before the US federal agencies, including FERC and PHMSA, on issues relating to rate making and tariff-design matters. Based in Washington DC, practice co-head Brad Fagg focuses on the energy industry and federal procurement sector, handling contractual and regulatory disputes as well as internal investigations. Co-chair Michelle Pector -also in Washington DC- has experience defending class actions for energy clients and is an expert litigator for issues relating to business fraud, M&A and supply-chain disputes. Los Angeles-based James Dragna heads-up the firm's environmental practice.

Practice head(s):

Brad Fagg; Michelle Pector; James Dragna

Other key lawyers:

Ella Foley Gannon; Bryan Killian; Winstol Carter; John Gisleson; Rick Rothman

Key clients

SoCalGas and Sempra Energy


Noble Energy

Mitsui E&P USA

Crown Central

Work highlights

  • Acting as coordinating and litigation counsel for SoCalGas and Sempra Energy on more than 394 individual and government complaints -involving 48,000 individual plaintiffs, class actions, six derivative lawsuits etc- and related appeals to the Court of Appeal and the California Supreme Court, arising from the 2015 natural gas leak at the Aliso Canyon storage facility.
  • Assisting ConocoPhilips with the filing of two IP-lawsuits in the US District Court for the Southern District of Texas – one asserting a Lanham Act claim, the other asserting infringement of two patents related to compressive seismic imaging.
  • Representing Noble Energy in a putative statewide class action involving claims that Noble underpaid natural gas royalties to royalty owners in a breach of leases.

Reed Smith LLP

Reed Smith LLP handles nationwide oil and gas disputes and has a strong international arbitration practice, representing major oil and gas producers and contractors across the globe. Pittsburgh-based Nicolle Snyder Bagnell co-chairs the practice with Stan Perry in Houston and Prajakt Samant in London.

Practice head(s):

Prajakt Samant; Stan Perry; Nicolle Snyder Bagnell

Other key lawyers:

Justin Werner; Kevin Abbott; Kenneth Broughton; Julie Hardin; Stefanie Lepore Burt; Megan Haines

Jones Walker LLP

Jones Walker LLP has strong roots in Louisiana and is known for its experience in assisting upstream exploration and production companies with anticipating and managing legal risk. It is at the forefront of Louisiana’s carbon capture and sequestration movement and has deep expertise in federal policy related to the interstate pipeline industry. The group is also adept at handling disputes involving major damages exposure. Grady Hurley and Marjorie McKeithen jointly head the practice; the latter serves on the Board of the Louisiana Oil & Gas Association. also recommended, Jonathan Hunter is co-chair of the firm’s upstream team. All lawyers are based in New Orleans.

Practice head(s):

Marjorie McKeithen; Grady Hurley

Other key lawyers:

Jonathan Hunter; Carl Rosenblum


Strong team. Hard-working. Value for money.’

Key clients

Arena Energy

Bank of China

BP America

Chevron Phillips Chemical Company

Enterprise Products Partners



Freeport-McMoRan Oil & Gas

Japan Bank

LLOG Exploration Company

Talos Energy

Taylor Energy Company



W&T Offshore

Work highlights

  • Acted as lead counsel to W&T Offshore in a successful “test case” challenge to the Department of Interior’s (DOI) retroactive application of a method for resolving royalty-in-kind delivery imbalances that resulted from DOI’s termination of its Royalty in Kind (RIK) program, pursuant to which federal lease owners delivered billions of dollars of royalties in the form of natural gas.
  • Represented Taylor Energy as lead counsel in connection with all matters arising from the 2004 toppling of Taylor Energy’s production platform at Mississippi Canyon 20 in the Gulf of Mexico.
  • Acted as lead counsel to BP Exploration & Production in a precedent-establishing lawsuit challenging the Department of the Interior’s application of both the Royalty Simplification and Fairness Act (RSFA) and the Fixing America’s Surface Transportation Act (FAST Act) to deprive federal oil and gas lessees of interest on royalty overpayments.

K&L Gates

K&L Gates is particularly known for handling upstream oil and gas disputes. The practice group regularly represents lessees before municipal regulatory agencies as well as in litigation concerning the impact of municipal ordinances on oil and gas operations. It also has expertise in hydraulic fracturing litigation and is adept at handling class action cases. Jamie Bryan and Clare Kempkens co-lead the group from Fort Worth and London, respectively. Splitting his time between Fort Worth and Houston, Jeffrey King is another key figure at the practice. Former practice head Sandra Safro moved in house as associate GC at Edison Electric Institute in August 2021.

Practice head(s):

Jamie Bryan; Clare Kempkens

Other key lawyers:

Jeffrey King; Elizabeth Tiblets; Travis Brannon


Very good team, with good local knowledge.

Travis Brannon. Travis is a stand-out associate who is very good at client-oriented communications.’

Key clients

Enterprise Products Partners

TH Exploration II and Tug Hill Operating

TH Exploration

Sunoco Partners Marketing and Terminals

Continental Resources

EQT Production Company

Pachira Energy

SWN Production Company

Work highlights

  • Acting as lead litigation counsel to Enterprise Products Partners in a temporary restraining order, temporary injunction and litigation matter related to developing subdivision encroachments over a high-pressure pipeline in Parker County, Texas.
  • Acting as eminent-domain litigation and acquisition counsel to Enterprise Products in connection with the construction of the 92-mile Baymark Pipeline (for natural gas liquids), from Bayport, Harris County, Texas, to Markham in Matagorda County, Texas.
  • Acting as eminent-domain litigation and acquisition counsel to Enterprise Products in connection with the construction of the 443-mile South Texas NGL Pipeline, with approximately 140 new miles of pipeline being added in three new segments as part of the current project.

McGuireWoods LLP

McGuireWoods LLP handles high-profile litigation for a range of energy clients. A noteworthy area of expertise is catastrophe litigation, including gas pipeline explosions, where Brian Jackson has significant experience. Based in Pittsburgh, Anthony Carna chairs the firm’s oil and gas practice where bet-the-company energy litigation is a growing area of focus. Jackson is based in Charlottesville.

Practice head(s):

Anthony Carna

Other key lawyers:

Jim Jeffries; Brian Jackson; Greg Krock

Work highlights

  • Represented NiSource to reach a settlement and resolve litigation that included seven class actions, three mass actions and thousands of threatened individual personal injury, emotional distress and property damage claims, arising from a series of natural gas explosions in Massachusetts’ Merrimack Valley.

Porter Hedges LLP

Based in Houston, the energy litigation team at Porter Hedges LLP is co-led by Stephen Lee and Eric Wade. Clients praise the department for its ‘very strong bench strength and technical acumen’. With a client base consisting primarily of companies involved in the life-cycle of petroleum products and specialty chemicals, the team undertakes both litigation and arbitration, and has particular experience handling M&A, joint operating agreements, leasehold and land disputes, among others.

Practice head(s):

Stephen Lee; Eric Wade

Other key lawyers:

Eugene Nettles; Brian Rose; Stephanie Holcombe


Very strong bench strength and technical acumen, great communication between team members.’

Cost-conscious service and great customer service from Brian Rose and Stephanie Holcombe.’

Eric Wade is very invested in sharing success with his clients.’

Key clients

James Duke VanLue (founder of Downhole Technology)

US Well Services

Ascend Performance Materials

Rigby Refining and Magēmā Technology

Apache Intermediate Parent

US Trinity Energy Services

Buckeye Partners

Kinley Exploration

Overton Park Oil & Gas

Targa Resources

Work highlights

  • Represented James Duke VanLue against Downhole and its parent company, Schoeller Bleckmann America, in a $160m judgment.
  • Represented US Well Services in a $65m suit alleging breach of contract in a sand purchase and railcar usage agreement.
  • Advising Rigby Refining and Magēmā in a suit alleging that Wood Group USA and Marea Energy Partners wrongfully disclosed and otherwise misappropriated trade secrets.

Winston & Strawn LLP

Winston & Strawn LLP's oil and gas litigation team sits within the wider energy and infrastructure industry group co-led by New York-based duo Rich Shutran and Mike Pikiel, Mike Blankenship in Houston and Joe Karp in San Francisco. It works closely with other departments -such as the environmental, tax, finance and real estate practices- to advise clients on all aspects of their business activities. The group’s client base includes domestic and fully-integrated international oil companies, oilfield service companies and natural gas utilities, among others. Based in Houston, Hugh Tanner chairs the oil and gas litigation practice and has extensive experience before state and federal courts, and Denise Scofield (commercial, environmental, and toxic tort lawsuits and internal investigations among other matters) is a seasoned litigator.

Practice head(s):

Hugh Tanner; Rich Shutran; Mike Pikiel; Mike Blankenship; Joe Karp

Other key lawyers:

Paula Hinton; John Keville; Tim Carey; James Nye; Denise Scofield

Key clients


Schlumberger Technology Corporation

Harlan Chappelle and Michael Ellis (former officers of Alta Mesa Resources)

Brigade Energy Services

BP America

Cameron International Corporation

Seminole Electric Cooperative

Smith International

Work highlights

  • Represented Schlumberger in securing a complete trial victory in a breach of contract dispute in which Hess Corporation claimed Schlumberger breached the parties’ contract after the failure of safety valves bought from Schlumberger.
  • Represented Cameron International in a long-running contract dispute against Rotary Drillrigs International.
  • Representing Schlumberger in a high-stakes suit against SM Energy involving breach of contract, fraud, and other claims stemming from the development of large oil and gas-producing basin in Montana and Wyoming.