20+ years

Dennis combines his corporate and public service experience to serve clients across a broad range of industries.Dennis has previously held the position of senate sergeant-at-arms for the Mississippi State Senate and served as a staff attorney in the Senate Legislative Services office. He has also served as senior attorney for the Mississippi Public Service Commission and as a regional public affairs manager for International Paper. Additionally, he is the author of the Mississippi Chapter, Lobbying, PACs and Campaign Finance: 50 State Handbook.In addition to holding memberships and leadership positions in a number of professional organizations, Dennis is an adjunct professor of law at Mississippi College School of Law teaching the course, "Legislation."

Matt's practice focuses on a wide variety of complex civil litigation, including defense of consumer class action lawsuits, high-stakes tort and commercial litigation, and municipal liability. Matt is also frequently retained to handle post-judgment motion practice and appeals involving adverse or large judgments.

For more than 30 years, Matt has served as general counsel of Alabama's statewide tort reform effort, the Alabama Civil Justice Reform Committee, which is made up of premiere business associations and corporate interests in the state.

Matt also represents businesses, public officials and governmental entities with regard to ethics and campaign finance compliance issues.

Marjorie affiliated with Jones Walker after serving as Secretary of the Louisiana Mineral and Energy Board and Assistant Secretary of the Louisiana Department of Natural Resources, Office of Mineral Resources, where she oversaw the granting and administering of mineral leases, storage agreements, and alternative energy agreements on state-owned land and water bottoms. While serving as Secretary of the Louisiana Mineral and Energy Board, Marjorie undertook a comprehensive revision of Louisiana's statutory scheme relating to leases for underground storage.

In addition to her upstream oil and gas practice, Marjorie routinely serves as project counsel for large energy infrastructure projects, including pipelines, LNG and liquefaction facilities, crude oil and hydrocarbon liquids export facilities, hydrocarbon storage facilities (salt dome and depleted reservoir storage), solution-mining facilities, petrochemical and chemical plants and refineries and commercial saltwater disposal facilities. Marjorie also represents a number of energy service companies and renewable energy companies.

Marjorie understands that successfully and efficiently navigating regulatory and land use issues can dramatically increase the odds of success of a project and works tirelessly to help ensure that clients' projects proceed through the regulatory process in a timely and efficient manner.

Marjorie also has extensive experience in the construction and engineering arena with respect to contractor and engineering licensing, having assisted a number of clients in acquiring contractor and engineering licenses throughout the United States when numerous licenses are needed in short periods of time in connection with transactions or projects.

After clerking with the Honorable Frank J. Polozola in the US District Court for the Middle District of Louisiana, Marjorie was in the private practice of law from 1992 to 2006, during which time she concentrated on civil litigation, including environmental and toxic tort litigation. Previously, she served as campaign manager to her father, W. Fox McKeithen, during his initial campaign for the office of Louisiana Secretary of State.

Marjorie is currently an appointed member of the Interstate Oil and Gas Compact Commission and serves on the Board of the Louisiana Oil & Gas Association.

Richard has extensive experience representing corporate clients, developers and individuals before local planning commissions, boards of zoning adjustments, and governing authorities of political subdivisions throughout the state. Richard also represents clients before local and state regulatory bodies on a wide range of governmental matters.

Richard is chair of the firm's Diversity Committee, the mission of which is threefold: to increase awareness of the importance of diversity within the firm, to foster mutual respect and appreciation for different perspectives and experiences, and to develop and implement strategies to recruit, retain, and advance lawyers and staff from diverse backgrounds.

Prior to returning to Jones Walker in 2013, Richard served as executive counsel to New Orleans Mayor Mitch Landrieu from 2010 to 2011 and as city attorney for the City of New Orleans for three years. As city attorney, Richard was responsible for directing and supervising legal affairs for the City of New Orleans and was part of the team that negotiated the New Orleans Police Department consent decree. Prior to his public service, he practiced law with Jones Walker for six years.

Before practicing law, Richard served as regional director for United States Senator Mary L. Landrieu.

Ainsworth's practice focuses on Government Relations & Legislative Advocacy. He assists companies and employers across Louisiana and the U.S. by developing and communicating legislative priorities and regulatory policies that promote increased economic employment and business growth. His areas of focus include agriculture, energy, insurance, e-commerce/internet, financial institutions, manufacturing, and other industries.