John McCollam’s diverse practice ranges from complex commercial and energy transactions and litigation to energy regulatory matters, products liability, toxic tort and environmental cases, telecommunications and intellectual property law. He has extensive experience litigating all types of oil and gas disputes, including those arising from take-or-pay gas purchase and sale contracts, onshore and offshore operating agreements, mineral leases, gas balancing agreements, farmout agreements, preferential purchase rights, purchase and sale agreements, pipeline transportation agreements, and unit agreements. John regularly appears before the Louisiana State Mineral and Energy Board, the Louisiana Office of Conservation, and the Louisiana Public Service Commission. He also represents clients before the Federal Energy Regulatory Commission and the U.S. Bureau of Ocean Energy Management.

John has often served as an arbitrator in domestic and international oil and gas disputes, including disputes involving North Slope production from Alaska's Prudhoe Bay Field. He has given expert testimony on U.S. oil and gas law in several Australian arbitrations involving production from the Bass Straits, and he is frequently called upon to mediate complex oil and gas disputes. He has also served as a Special Master appointed by the federal court in New Orleans in a complex gas balancing dispute.

Additionally, John has broad experience defending class action litigation in state and federal courts, including tobacco products liability actions, actions involving oil and gas pricing and gas measurement practices, and pharmaceutical products liability actions. He also recently handled matters involving trademark infringements, commercial real estate disputes, and telecommunication licensing and permitting.

John serves on the Dean's Council and is Professor Emeritus of Tulane University School of Law, and taught courses there on basic and advanced oil and gas law from 1963 to 1987. He also earned his J.D. at Tulane where he served on the Board of Editors and was Editor-in-Chief of Tulane Law Review. Upon graduating, he was inducted into the Order of the Coif. 

Published Works & Presentations:

• "A Primer for the Practice of Mineral Law Under the New Louisiana Mineral Code," 50 Tul. L. Rev. 729 (1976)
• “A Selective Comparison of Contractual Operating Problems Under Federal Offshore and Onshore Oil and Gas Leases,” 29^th Ann. Inst. On Oil & Gas L. & Tax’n (Matthew Bender 1978)
• “Gas Royalty and Implied Covenant Litigation,” South Texas College of Law 7^th Ann. Adv. Oil & Gas L. Inst.
• “Contract Actions and the Outer Continental Shelf Lands Act: Jurisdiction, Venue and Applicable Law,” 38th Ann. Inst. on Oil & Gas L. & Tax'n (Matthew Bender 1987)
• “Effect of Affiliate Transactions on Oil and Gas Royalty Obligations: From the Perspective of the Lessee,” published by the Institute for Energy Law and the Institute for Litigation Studies of the Center for American and International Law and the Section of Environment, Energy and Resources of the American Bar Association (2002)

• American Bar Association
• Louisiana State Bar Association - Chairman, Mineral Law Section, 1975-1976 
• Louisiana Association of Defense Counsel - Board of Directors, 1983-1984
• Louisiana Mineral Law Institute - Advisory Council, 1981-1982
• New Orleans Bar Association - Executive Committee, 1969-1970; Secretary, 1978-1979; First Vice President, 1980-1981

Honors:

• Louisiana Bar Foundation Curtis R. Boisfontaine Trial Advocacy Award (2010)
• American Bar Foundation - Fellow
• American College of Trial Lawyers - Fellow
• Louisiana Bar Foundation - Fellow

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