S. Bradley Rhorer

Mark Marionneaux is a litigation attorney in the Baton Rouge, Louisiana office of Kean Miller. His practice focuses on products liability, toxic tort defense, and complex litigation matters, including Litigation – Environmental and Mass Tort Litigation / Class Actions – Defendants . He represents chemical, fertilizer, and energy companies in a broad range of disputes involving alleged chemical exposure, toxic tort claims, products liability, insurance defense, workers’ compe...

Charles McCowan is a founding member of Kean Miller and has more than 55 years of experience representing local, regional, national, and international petrochemical, industrial, healthcare, and corporate clients. Based in Baton Rouge, Louisiana, his practice focuses on defending complex litigation matters in state and federal courts. Mr. McCowan regularly represents defendants in Mass Tort Litigation and Class Actions, as well as Personal Injury Litigation involving alleged toxic exposure, in...

Jeffrey E. Tomlinson is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Jeffrey E., who practices law in Baton Rouge, Louisiana, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Jeffrey E. is held by other top lawyers in the same geographic and legal practice area.

Diane is a member of Butler Snow’s Finance, Real Estate and Restructuring Group. She focuses her practice on commercial transactions, including secured financings, real estate and leasing in the chemical, food, retail, healthcare, banking and telecommunications industry sectors.

James R. “Sonny” Chastain is a commercial litigator and business advisor with Kean Miller in Baton Rouge, Louisiana. He represents businesses and individuals in complex federal and state court matters and provides counsel on the ownership, protection, and enforcement of intellectual property assets. His practice includes Commercial Litigation, Trademark Law, and Venture Capital Law. Sonny handles a wide range of commercial disputes, including contract negotiation and litigation, b...

Taylor Porter Partner John Murrill’s practice is concentrated in the fields of higher education law, government purchasing, procurement and contract law, and general commercial litigation. He has successfully defended clients in state and federal court in all stages of litigation at the district court and appellate court levels, including The Supreme Court of the United States. He has been selected for inclusion in Best Lawyers in America® in Mass Tort Litigation/Class Actions - Def...

Jason is an attorney with Kean Miller in Baton Rouge, Louisiana, where he focuses his practice on product liability litigation and medical malpractice matters for defendants, as well as professional liability and general business litigation. His work includes defending manufacturers and health care providers in complex litigation, with an emphasis on Medical Malpractice Law – Defendants and Product Liability Litigation – Defendants. Jason regularly advises clients in the health ca...

Anne Crochet represents business and industry by providing environmental regulatory compliance advice, securing environmental permits, defending enforcement actions, and protecting interests through litigation. Ms. Crochet counsels generators, manufacturers, recyclers, transporters, owners/operators of treatment, storage and disposal facilities, and a major Superfund site in the areas of air, water, solid and hazardous waste management, and soil and groundwater remediation. She also provides ...

John Shirley practices in the area of business law, having represented public utilities before the Louisiana Public Service Commission for over twenty years. His practice consists of representing electric, gas, water and sewer utilities, motor carriers, telecommunications companies, and wind and other renewable energy companies before the Louisiana Public Service Commission. He also consults and lobbies elected public service commissioners, the Louisiana Bond Commission, executive staff and t...

Trey Wesley Cloud is a top attorney recognized by Best Lawyers in the practice area(s) of Real Estate Law. Trey Wesley, who practices law in Baton Rouge, Louisiana, has been recognized since 2025. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Trey Wesley is held by other top lawyers in the same geographic and legal practice area.