Randall K. "Randy" Theunissen

Sam Masur’s practice is concentrated in the areas of oil and gas litigation, general commercial litigation, oil and gas titles, oil and gas and oil field service company acquisitions and divestitures, and general business acquisitions and divestitures. In both Louisiana state and federal courts, Sam litigates oil and gas and general business contract disputes involving oil and gas leases, overriding royalty interest agreements, joint operating agreements, and distribution agreements and...

Selected to the 2016 Louisiana Super Lawyer list in the Environmental Litigation, Energy and Natural Resources Law, and Business Litigation practice areas (other years recognized: 2009, 2010, 2011, 2012, 2013, 2015) 2014 Baton Rouge Area Environmental Lawyer of the Year; 2016 Lafayette Area Environmental Lawyer of the Year Selected for inclusion in The Best Lawyers in America for Energy Law, Litigation - Environmental, Natural Resources Law and Oil & Gas Law Practice Concentration & E...

Now in his third decade of practice, Kyle Polozola offers substantial experience advising participants in Louisiana’s energy industry. Based in Lafayette, Louisiana, Kyle’s practice at Kean Miller spans litigation, appeals, and transactional matters, with a particular focus on Administrative / Regulatory Law, Energy Law, and Oil and Gas Law. He regularly assists clients with practical, business-oriented legal solutions that are clearly communicated, cost-conscious, and aligned wit...

Charles S. Weems III is a top attorney recognized by Best Lawyers in the practice area(s) of Corporate Law. Charles S., who practices law in Alexandria, Louisiana, has been recognized since 2009. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Charles S. is held by other top lawyers in the same geographic and legal practice area.

Army joined the Firm in March 2011, bringing the knowledge and experience he earned over the course of his successful entrepreneurial career. His practice focuses on creditors’ rights, bankruptcy, and commercial transactional work for corporate, oil, gas and energy clients in Louisiana and Texas. Army is also one of only seven Sub-Chapter V bankruptcy trustees selected by the Department of Justice’s United States Trustee Program to serve in the State of Louisiana. Army is a skille...

James P. Roy is a senior partner and managing member of the plaintiffs' personal injury firm Domengeaux Wright Roy Edwards LLC in Lafayette, Louisiana. Focusing his practice on civil litigation, he represents plaintiffs throughout Louisiana and the Gulf coast involving vehicular accidents, admiralty and maritime law, personal injury and wrongful death. Mr. Roy has served as co-lead class counsel for the BP Oil Spill, Deepwater Horizon multi-district federal litigation (MDL 2179). He has obtai...

Robert Waddell is a partner in the Litigation Practice Group. He focuses on intellectual property litigation. Robert advises and represents clients in matters involving patents, trademarks, copyrights, trade secrets, unfair trade practices, and unfair competition. Robert also handles matters related to commercial and business litigation, including breach of licensing, confidentiality, consulting, and employment agreements. He has represented clients throughout the United States in federal and...

Mr. Stevens was born in Opelousas, Louisiana and served in the U.S. Army JAG Corps. He earned his Juris Doctorate degree from Louisiana State University Law School in 1979 and served as Law Clerk to the Honorable John M. Shaw, United States District Court, Western District of Louisiana until 1981. He is admitted to practice in all federal and state courts in Louisiana, the U.S. Court of Appeals for the Fifth Circuit and is duly admitted and qualified as an Attorney and Counselor of the Suprem...

Bob Duplantis has dedicated his entire career to the oil and gas industry. Prior to joining the firm in 1982 and establishing its Lafayette office, Bob spent more than a decade serving in-house oil company legal departments, including six years as a lobbyist in Baton Rouge, Louisiana. Bob’s law practice focuses on Louisiana oil and gas regulation and “meat-and-potato” legal issues. He routinely argues contract disputes affecting the oil and gas industry, including lease inte...

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