Van R. Mayhall, Jr.

Keith is a member of Butler Snow’s Constitutional and Civil Rights Litigation Group.

David is a member of Butler Snow’s Finance, Real Estate and Restructuring Group.

Mr. Cochran has an active trial practice handling insurance defense, medical malpractice, workers' compensation defense and general business litigation. He joined Stone Pigman in 2007 and has over 20 years of experience.

Adam is a member of the Public Finance, Tax Incentives and Credit Markets Group and has extensive experience in public, private, and public-private finance transactions and economic development matters across sectors and transaction roles.

Practice Group Leader of Taylor Porter's Criminal Defense and Domestic Relations Law practices, Mike Walsh has more than 35 years of experience representing individual and corporate clients in complex criminal and civil litigation and enforcement cases throughout the country. His practice, which includes a variety of grand jury and trial matters, involves public corruption, antitrust, healthcare, False Claims Act, Lacey Act, environmental matters, and alcoholic beverage licensing and related ...

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’ comp...

Bob Schmidt joined Kean Miller in 2016 and is based in Baton Rouge, Louisiana, where he focuses his practice on Employee Benefits (ERISA) Law and related tax matters. He has represented employers for more than 40 years, advising organizations of all sizes on the design, implementation, and ongoing operation of pension plans and other employee benefit arrangements. Earlier in his career, Bob served as an attorney-adviser with the United States Tax Court in Washington, DC. His practice includes...

Walt Green focuses his practice on cybersecurity, white collar criminal defense and governmental investigations, and litigation. He is a Financial Industry Regulatory Authority arbitrator dedicated to serving the securities industry and investing public. Walt was the United States Attorney for the Middle District of Louisiana and the Executive Director for the National Center For Disaster Fraud from 2013-2017. He retired from the United States Department of Justice with over 20 years of feder...

Richard Matheny practices in the areas of tax, public utilities and electric power, energy, corporate and securities, and general business matters. He represents clients in mergers and acquisitions of financial institutions, electric utilities and other businesses, representing both buyers and sellers. Mr. Matheny served as an active duty officer in the U.S. Air Force, is a certified public accountant (inactive) and was a tax accountant with the international accounting firm of Ernst & Wh...

Katherine King is an attorney with Kean Miller in Baton Rouge, Louisiana, where her practice focuses on Administrative / Regulatory Law , Communications Law, and Energy Law. She advises clients on project development and electric regulatory matters involving a wide range of generation projects. Katherine regularly works with electric generators and project developers on structuring generation projects to meet business objectives while complying with federal energy regulatory requirements and ...