Hosston Energy, Oil & Gas Lawyers

Patrick Roquemore is an associate attorney in the Baton Rouge office of Kean Miller. He joined the firm in 2005 and practices in the litigation, energy, legacy oil field site, and oil & gas groups. Prior to joining Kean Miller, Patrick was a judicial law clerk for the Twenty-third Judicial District Court for the Parishes of Ascension, Assumption, and St. James. He also served as an attorney for the Louisiana Court of Appeal, First Circuit (Criminal Division). Patrick has extensive experience in all aspects of legal research, including the drafting of opinions, jury instructions, and participating in and assisting in...

Tyler Kostal is an associate attorney in the New Orleans office of Kean Miller. She practices in the energy and environmental litigation group, defending energy companies in lawsuits involving oil and gas, environmental, toxic tort exposure, wetlands loss, pipeline, and commercial litigation and appeals. She also assists clients with Medicare reporting and compliance obligations for toxic tort exposure claims.

Tyler is listed as a Rising Star by Louisiana Super Lawyers for 2019.

Tyler earned her B.B.A., cum laude, in economics and marketing in 2005 from the University of Mississippi. She earned her J.D., cum laude, from Loyola University New Orleans College of...

Mack Gregorie is a partner in the Baton Rouge office of Kean Miller. He joined the firm in 1984 and has extensive experience in all types of business and corporate transactions, including complex commercial and industrial real estate matters and finance. Mack represents major international petrochemical clients, worldwide energy producers, banks and financial institutions, buyers and sellers, landlords and tenants, and lenders. A Certified Public Accountant, Mack lectures frequently on real estate topics such as sales, leases, property law, purchase and sale agreements, and recent developments in real estate law. He is also a title agent for First American Title...

Tod Everage is a partner in the New Orleans office of Kean Miller. He joined the firm in 2011 and practices in the Offshore Energy and Maritime Litigation Practice Group. Tod’s practice primarily involves representing oil and gas operators (offshore, midstream, and onshore) and their service providers and contractors in litigation in both state and federal courts. Tod has gained extensive experience representing vessel owners, shipyards, and diesel engine service providers in warranty claims. Tod’s practice also includes assisting clients in contract review, drafting, negotiations, transactional disputes, and general corporate advices. Tod has tried several cases to verdict as well...

Randy Young is a partner in the Baton Rouge office of Kean Miller. He joined the firm in 1992 and practices in the areas of energy, telecommunications, utility regulation, pilotage regulation, and also in environmental litigation. Randy has 25 years of experience in electric utility regulation and environmental law.

He has represented industrial manufacturing, refining, and related companies before the Louisiana Public Service Commission (LPSC) and the Federal Energy Regulatory Commission (FERC). He has represented independent generation companies and power marketers in matters before the LPSC and has represented a telecommunications company in multi-state regulatory complaint proceedings. Randy has also represented...

Alan Berteau is a partner in the Baton Rouge office of Kean Miller. He joined the firm in 1995 and practices in the legacy and commercial litigation defense groups. He represents clients in complex and class action litigation matters involving damage claims relating to oil and gas exploration and production operations, commercial disputes, chemical exposure claims, and industrial accidents.

Alan has particular experience representing clients in class action and mass tort cases involving, long-term exposure and groundwater or soil contamination, air releases, and in the use of computer technology, including mapping and litigation support software, in the management and prosecution of...

I grew up in a small town in Texas and lived there until I moved to New Orleans for high school. Ever since then, New Orleans has been my home. I went to college at LSU and graduated from Vanderbilt University Law School, finishing in the top 10 percent of my class. After I graduated, I married my high school sweetheart and moved back to New Orleans to work at Liskow & Lewis, one of the most respected law firms in Louisiana. I litigated all kinds of disputes at Liskow: everything from personal injury, oil and gas, and environmental...

Mark Doré is senior counsel in the Lafayette office of Kean Miller. He joined the firm in 2018 and practices in the oil and gas, business and corporate and real estate groups. Mark’s practice focuses on representing upstream energy companies in Louisiana, including oil and gas transactional matters, mineral title examination, due diligence, acquisition and sale of oil and gas properties, regulatory compliance, and providing advice to attorneys and landmen at companies engaged in upstream activities.

While in law school, Mark launched his own oil and gas/real estate title company in Lafayette, Louisiana, and continued working full time as an independent...

Troy Charpentier is a dedicated and experienced Louisiana Attorney. He joined Kean Miller in 1996, where he works with the Litigation Group in the Baton Rouge office. Troy has successfully represented local, regional and national clients in an array of legal disputes. His practice areas include General Commercial Litigation such as Contract Claims, Lease Disputes and Landlord/Tenant matters. Additionally, Troy advocates for clients with Pipeline Permitting and Incident Response before the Department of Natural Resources. He has extensive experience in Pipeline Expropriation projects. Troy is committed to providing outstanding service and the best possible outcomes.

Troy received a B.A. from Louisiana...

Chuck Talley is a partner in the New Orleans office of Kean Miller. He practices in the admiralty and maritime, and oil and gas practice groups. Chuck has particular experience in admiralty and maritime law, personal injury defense, including defense of Jones Act seaman claims, property damage claims, Corbello litigation, appeals, and oil & gas law. He has more than 31 years of trial and appellate experience before state and federal courts throughout the United States.

Chuck is listed in Louisiana Super Lawyers, 2008-2019. He is also listed in Best Lawyers in America, 2020.

Chuck was selected by New Orleans CityBusiness as...

Richard McConnell is a partner in the Baton Rouge office of Kean Miller. He is trial counsel for energy and financial companies in high stakes lawsuits involving a wide variety of claims. Prior cases involved soil and groundwater contamination, wetlands loss, toxic tort exposure, lost mineral leasing opportunities, mineral lease cancellation, pipeline right-of-way claims, expropriation/condemnation, and commercial litigation. Richard also serves as appellate counsel arguing before state and federal appellate courts.

Richard’s recent experience includes obtaining a successful verdict as trial counsel for national pipeline companies in a wetlands loss lawsuit involving canals that widened over time, he was lead...

Randy Cangelosi is a partner in the Baton Rouge office of Kean Miller. He practices in the litigation group. Randy represents clients in complex products liability, general litigation, commercial and business litigation, environmental litigation, healthcare issues and related business disputes, medical malpractice defense, telecommunications law and litigation, trademark and intellectual property claims, and personal injury defense. He has trial experience in products liability defense and large commercial litigation matters. He also has experience in NORM, TERM and asbestos cases in the energy industry. Randy also has served client's needs on a national level, obtaining various admissions to the bar in...

Licensed in Louisiana and Texas; 1988 - Graduated from Texas A&M University - Bachelor of Business Administration in Finance; 1991 - Graduated from Texas Tech University School of Law - Doctor of Jurisprudence

Melissa Hemmans is an experienced Litigation Attorney in Kean Millers's Baton Rouge office. Her practice includes Petrochemical, Manufacturing, Municipal, Civil Rights Defense, Oil and Gas, and Local Business matters. She has extensive experience with cases involving Toxic Tort and Environmental claims. Melissa is dedicated to providing clients with creative solutions, unique strategies, and unparalleled value.

In 1996, Melissa received her B.A. from Louisiana State University. She obtained her J.D. from the LSU Law Center in 1999. Melissa is admitted to practice law in the State of Louisiana, United States Court of Appeals, Fifth Circuit, United States District Courts for the Eastern,...