Perry 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...

Anna O'Neal is a shareholder with Wiener, Weiss & Madison. She joined the firm in 2017 and practices in the areas of commercial litigation and oil, gas and natural resources. Prior to joining the firm, Anna's practice focused on mineral and property law matters. She also has experience advising on natural gas midstream pipeline issues, political subdivision governance, and zoning and land use matters.

Yuxian Wang practices in toxic tort litigation, oil and gas litigation, asbestos litigation and hearing loss litigation. Yuxian has extensive experience in defending the petrochemical and manufacturing industries in lawsuits claiming chemical exposure. She has particular expertise in litigation involving the vinyl chloride industry including litigation related to allegations of cancer and other injuries arising from vinyl chloride exposure, as well as litigation related to alleged exposure to ethylene dichloride. She represents industrial clients in defending asbestos and hearing loss claims. She also works with oil exploration and refining companies in lawsuits by landowners claiming property damages related to oil...

Benn Vincent is a partner at Kean Miller and practices in the firm's litigation group. He represents local, national and international energy and industrial clients in cases involving a wide variety of substantive areas such as tax litigation, oil and gas litigation, NORM, environmental litigation, toxic tort, breach of contract, construction and commercial litigation, and warranty and products liability suits.

Applying his litigation skills outside of the courtroom, Benn was part of a team that negotiated and drafted the contract for the creation of a new oil and gas exploration and production company for one of Louisiana's largest landowners.

Benn is listed...

John M. Madison, Jr. was a founding member of Wiener, Weiss & Madison and has practiced law continually with the firm since 1975. His practice includes commercial litigation, construction law, oil and gas law, with emphasis on representation of mineral owners, business law and employment law. His experience ranges from the representation of the owners of small businesses to national corporations.

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,...

Don Wiener is of counsel for the firm of Wiener, Weiss & Madison. He has more than 25 years of experience in commercial transactions, including corporate, oil and gas law, real estate, commercial lending, title insurance and probate.

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...

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...

William “Will” Abel is a civil litigator. Will has focused his career on developing a civil litigation practice with an emphasis on large commercial disputes, serious personal injury (plaintiff and defendant), and other complex civil matters. Will also acts as general outside counsel to local businesses operating in the construction, development, transportation, maritime, and oil & gas service industries. In this role, Will helps his clients manage litigation, advises on contracts and master service agreements, and provides general advice on navigating the legal issues which arise in day-to-day business. In his free time, Will enjoys basketball, golf, and spending time with his dog...

JOHN R. WALKER is a Partner in SBSB's Houston office. For the past almost twenty-five years, it has been my privilege to represent insurance and employer interests focusing on the defense of claims brought under the Longshore and Harbor Act, the Defense Base (DBA), the Non-Appropriated Funds (NAF) Instrumentalities Act, the Jones Act, and General Maritime and Admiralty Law. Additionally, John also has extensive experience in First Party Insurance Defense matters, representing employers, insurance carriers, and third parties in State, Federal and Appellate courts. Prior to joining the firm, John handled First Party Insurance Defense,...