Best Lawyers in Louisiana, United States for Energy Law
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Cities
Marjorie A. McKeithen is a top attorney recognized by Best Lawyers in the practice area(s) of Energy Law. Marjorie A., who practices law in New Orleans, Louisiana, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Marjorie A. is held by other top lawyers in the same geographic and legal practice area.
Peck Hayne's practice centers on oil and gas, pipeline and other energy-related transactions and regulation and on federal appellate litigation. Peck regularly negotiates, drafts and advises clients on complex purchase and sale agreements, operating agreements, mineral leases, right-of-way agreements, transportation and interconnection agreements, gas storage agreements and settlement agreements in complex litigation and other disputes. He also frequently renders title opinions on complex pet...
Matthew J. Fantaci is a top attorney recognized by Best Lawyers in the practice area(s) of Commercial Litigation, Corporate Law, Energy Law and Oil and Gas Law. Matthew J., who practices law in New Orleans, Louisiana, has been recognized since 2019. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Matthew J. is held by other top lawyers in the same geographic and legal practice area.
Aimee Hebert helps clients in the energy business solve their challenging legal problems. Her experience includes disputes that involve mineral royalties, mineral lease termination, implied obligations, mineral servitude maintenance, operating agreements, production handling agreements, blowouts, and oilfield environmental issues. She represents both individuals and businesses and gets excellent results. Ms. Hebert has been recognized in the Best Lawyers in America® ranking every year sin...
Lauren Mastio is a partner in the Litigation Practice Group and a member of the board of directors. She handles all aspects of litigation, with a focus on the energy and construction industries. Lauren advises and represents oil and gas industry clients on matters concerning property contamination and restoration; downhole issues; land loss and subsidence; the rights and obligations of parties to joint operating agreements, oil, gas, and mineral leases, surface leases, oil and gas asset purch...
Selected to the 2016 Louisiana Super Lawyer list in the Environmental Litigation, Energy and Natural Resources Law, and Business Litigation practice areas (other years recognized: 2009, 2010, 2011, 2012, 2013, 2015) 2014 Baton Rouge Area Environmental Lawyer of the Year; 2016 Lafayette Area Environmental Lawyer of the Year Selected for inclusion in The Best Lawyers in America for Energy Law, Litigation - Environmental, Natural Resources Law and Oil & Gas Law Practice Concentration & E...
Mr. Alford represents public utilities and other clients in a variety of matters, including commercial and tort litigation, regulatory proceedings, and contract and property issues. Representative cases include construction disputes, securities actions, antitrust and unfair trade practice claims, medical licensing, and consumer litigation. Mr. Alford also counsels clients concerning regulatory compliance, employment, and general business issues. Mr. Alford graduated from Louisiana State Unive...
Practicing law since 1974, Taylor Porter Of Counsel Jim Ellis has focused on representing utility, energy, and other regulated companies on state and federal regulatory, corporate, merger and acquisitions, transactional, contract, and litigation matters. Upon graduating from Tulane Law School, he worked in Washington, D.C., for the Federal Energy Regulatory Commission and the General Services Administration. He represented the executive agencies of the federal government and the Department of...
Leslie Kalmbach has extensive experience handling a wide variety of FERC matters, regulations and policies, including Section 7(c) and blanket construction projects under the Natural Gas Act (NGA), compliance filings, rate cases under Section 4 of the NGA, audits and investigations. She has expertise in structuring and interpreting contracts for interstate/Section 311 pipeline transportation services, including precedent agreements, transportation service agreements, interconnection agreement...
Terry Knister has more than 30 years of litigation experience in both bench and jury trials and also on appeal. His practice is concentrated on toxic tort and environmental litigation with an emphasis on class action and mass tort cases. He has served as lead trial counsel in numerous cases involving allegations of personal injury, property devaluation/damage, and remediation as a result of chemical exposure and/or contamination. These matters typically include thousands of plaintiffs seeking...
Grady Hurley is a partner in and co-leader of the maritime litigation, arbitration, and dispute resolution team and co-chair of the Energy, Environmental & Natural Resources Industry Team. Since 1979, he has focused on maritime, oilfield, and energy litigation. Grady has broad-ranging dispute resolution and transactional experience at the intersection of energy and maritime law, including in areas such as offshore energy exploration, production, and distribution, where a range of complex ...
Jane Jackson focuses her practice in the areas of environmental litigation, oil and gas, and commercial litigation. She handles the defense of environmental claims by landowners alleging environmental damage arising from oil and gas exploration and production operations. Ms. Jackson has represented public entities in land use cases involving the appropriation of property for constructing and maintaining hurricane protection levees, and she also has experience handling cases involving land los...
Leland G. Horton primarily practices in the areas of business and property litigation; with particular experience in oil and gas, right of way and servitude, property, contracting, expropriation issues, real estate litigation, and other general business matters. Leland has provided assistance and advice to many businesses and individuals in these areas, including for business disputes, lawsuits, alternative dispute resolution; real estate and property disputes, business advice, contracts, and...
Sam Masur’s practice is concentrated in the areas of oil and gas litigation, general commercial litigation, oil and gas titles, oil and gas and oil field service company acquisitions and divestitures, and general business acquisitions and divestitures. In both Louisiana state and federal courts, Sam litigates oil and gas and general business contract disputes involving oil and gas leases, overriding royalty interest agreements, joint operating agreements, and distribution agreements and...
Walter Maestri is a maritime attorney working in the offshore fields representing companies that have contracts with oil and gas interests in the Gulf of Mexico. Whether representing the actual platform owner or the service industries that provide support to the oil and gas industry, he defends those companies against personal injury actions, property damage loss, lost oil and gas revenues, or other claims that may arise from operations in the Gulf. Working in partnerships with his clients, W...
Greg Duplantis’ legal practice centers on oil and gas property title examination with an emphasis on analyzing and rendering complex opinions concerning title that is held by production. He frequently calculates varying royalty interests, overriding royalty interests, and proportionately burdened net revenue interests. Greg routinely renders “stand up” title opinions that require physically searching the indices of courts' conveyance records and executing opinions on site. H...
Our Methodology
Recognition by Best Lawyers is based entirely on peer review. Our methodology is designed to capture, as accurately as possible, the consensus opinion of leading lawyers about the professional abilities of their colleagues within the same geographical area and legal practice area.
The Process
Best Lawyers employs a sophisticated, conscientious, rational, and transparent survey process designed to elicit meaningful and substantive evaluations of the quality of legal services. Our belief has always been that the quality of a peer review survey is directly related to the quality of the voters.