John W. Barton, Jr.

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...

Drew Patty is a partner with Phelps Dunbar, LLP in the firm's Intellectual Property and Cybersecurity Groups. He also leads the firm's Artificial Intelligence Working Group. With 30 years of experience in a broad range of transactional intellectual property matters and related litigation, he also has a growing AI and data privacy practice. His chemical patent experience includes patent preparation and prosecution in the fields of oilfield proppants and other downhole chemicals, refinery catal...

Ragan Richard practices in the area of business and finance. He focuses in the areas of commercial transactions, agricultural and corporate law, real estate, finance, mergers and acquisitions and corporate governance. Mr. Richard has represented both individuals, and companies and underwriters, and led legal teams in the acquisition, financing, development, operation and sale of commercial, industrial, agricultural properties and businesses. His practice includes representation of banking and...

Mack Gregorie is an attorney with Kean Miller in Baton Rouge, Louisiana, focusing his practice on Corporate Law and Real Estate Law . He advises clients on a wide range of business and corporate transactions, including commercial and industrial real estate matters and finance-related issues. His work regularly involves representing international petrochemical companies, energy producers, banks and other financial institutions, as well as buyers and sellers, landlords and tenants, and lenders ...

Paul Guarisco practices in the areas of administrative law, business and finance, telecommunications, energy and utilities, and regulatory and governmental matters. He practices primarily before the Louisiana Public Service Commission, representing telecommunications and pipeline carriers, and electric, gas, sewer and water public utilities in all aspects of regulation, including certification, compliance, tariffs, litigation, hearings, audits, rate cases, rulemakings, dispute resolution/medi...

Karleen Green has a blended labor and employment practice which concentrates on employee benefits and employment matters for both public and private employers, including compliance with federal and state employment laws as well as ERISA, HIPAA, the Patient Protection and Affordable Care Act and COBRA. She represents clients in various industries, including construction, health care, public utilities, package and freight delivery, financial services, fueling, gaming, industrial equipment, insu...

When Fortune 500 companies and other businesses face product liability and other large, complex litigation, they turn to Randy Cangelosi for disciplined advocacy and practical litigation strategy across Louisiana, Texas, and jurisdictions nationwide. Based in Baton Rouge, Louisiana, Randy represents corporate defendants in high-exposure matters while maintaining a steady focus on risk management, efficiency, and sound judgment. Randy’s practice centers on Product Liability Litigation &n...

Esteban Herrera is an AV-rated attorney by Martindale-Hubbell, recognized in The Best Lawyers in America for Environmental Law, and included on the Lawyers of Color Power List. Based in Baton Rouge, Louisiana, he is a member of Kean Miller and represents local, national, and international energy and industrial clients in matters involving environmental regulation and litigation, oil and gas law and litigation, insurance coverage disputes, and toxic tort defense . Throughout his decades-long l...

Robin P. Toups is a top attorney recognized by Best Lawyers in the practice area(s) of Environmental Law. Robin P., who practices law in Baton Rouge, Louisiana, has been recognized since 2023. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Robin P. is held by other top lawyers in the same geographic and legal practice area.

Rob Scheffy is a partner in the Corporate Practice Group, focusing on real estate, and a member of the Energy, Environmental & Natural Resources Industry Team. Rob Scheffy has provided businesses with a steady, guiding hand through all phases of the economic cycle, from booms to busts and everything in between. Often described as a “hybrid” lawyer, he draws on his years of private practice and his service as in-house counsel for an interstate gas pipeline company to advise pip...