David W. Leefe

Katherine Clark is a top attorney recognized by Best Lawyers in the practice area(s) of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law and Litigation - Bankruptcy. Katherine, who practices law in New Orleans, Louisiana, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Katherine is held by other top lawyers in the same geographic and legal practice area.

Bryant York practices in the areas of commercial litigation, intellectual property, antitrust matters, bankruptcy litigation, government relations, and regulatory counseling. He has represented clients in federal and state courts, as well as in arbitrations, mediations and administrative proceedings before federal agencies. Notably, Bryant represented adversary proceedings arising from the largest bankruptcy filing in U.S. history and defended an oilfield service company in a lawsuit which cu...

Carl Hellmers is a top attorney recognized by Best Lawyers in the practice area(s) of Medical Malpractice Law - Defendants. Carl, who practices law in New Orleans, Louisiana, has been recognized since 2026. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Carl is held by other top lawyers in the same geographic and legal practice area.

Mr. Cahill is a member of the Firm's Business Group whose practice is concentrated in commercial real estate, business and finance law, as well as creditors' rights, workouts and foreclosures and commercial bankruptcy. Mr. Cahill is actively involved with many professional, civic, charitable and trade organizations, including the Real Property Probate & Trust Law Section of the American Bar Association (having recently served two terms as a Supervisory Council Member of the Section's Gove...

Mr. Wittmann concentrates his practice in commercial litigation, class actions, toxic tort litigation, products liability and antitrust matters. He has extensive trial experience, maintains an active litigation practice and is a frequent lecturer. He also has an active family law practice. Mr. Wittmann joined Stone Pigman in 1961.

Barbara Arras represents defendants in toxic tort litigation primarily involving pulmonary diseases allegedly caused by asbestos and other pulmonary irritants and hematopoietic diseases allegedly caused by benzene. She is responsible for the medical defense in each case. Specifically, she analyzes the facts to formulate a theory of defense and identifies the correct scientific discipline needed to advance that theory. She then identifies and retains the best expert in that discipline from her...

Katherine Karam is a partner in the firm’s insurance and reinsurance practice. For over two decades, she has served as local, regional (Alabama, Arkansas, Florida, Georgia, Louisiana, Mississippi, North Carolina, Oklahoma, South Carolina, Tennessee and Texas), and national coverage counsel for both foreign and domestic insurance companies. She counsels clients, resolves coverage disputes and manages litigation involving insurance issues under state laws in all regions of the United Stat...

Ryan joined Sher Garner Cahill Richter Klein & Hilbert, L.L.C. in 2007 after practicing nearly two years in Jackson, Mississippi with Brunini, Grantham, Grower & Hewes, PLLC. He received his Bachelor's degree magna cum laude in Political Science from the University of New Orleans where he received honors for graduating with the highest GPA in his graduation class. He also received his Juris Doctorate and Bachelor of Civil Law degree from Louisiana State University. Ryan is admitted to...

Joseph I. Giarrusso III is a top attorney recognized by Best Lawyers in the practice area(s) of Personal Injury Litigation - Defendants. Joseph I., who practices law in New Orleans, Louisiana, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Joseph I. is held by other top lawyers in the same geographic and legal practice area.

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