Andrew T. Sullivan

Allen Miller practices in the area of commercial litigation. He concentrates his practice in the areas of general business torts; products liability; casualty litigation, banking and lender liability; class-action litigation; bankruptcy litigation; construction litigation and contracts; civil RICO; trade secrets litigation; professional malpractice; and a wide variety of other corporate litigation matters. He has extensive experience in complex commercial matters. Mr. Miller has handled a sub...

In these complex cases, Jeremy complements his arguments with logical structure and prudent strategy to gain advantages over the opposition. He regularly appears in state and federal courts, and he has litigated and handled appeals involving: Contract and other commercial disputes Business torts Products liability and toxic tort cases Insurance matters Vessel seizures/arrests and other maritime casualty matters Jeremy is also a regular contributor to legal publications and has written numerou...

Ashley Demouy's practice focuses on transportation, trucking, and insurance defense. Ashley was recognized in 2027 by Best Lawyers in the practice area(s) of Personal Injury Litigation - Defendants. Her. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Ashley is held by other top lawyers in the same geographic and legal practice area. Ashley believes that success comes from the ability to learn, grow, listen, and be humble, yet remain firm. &l...

Katherine Clark is a lawyer recognized by Best Lawyers in the practice areas of Bankruptcy and Creditor Debtor Rights / Insolvency and Reorganization Law and Litigation - Bankruptcy. Katherine practices law in New Orleans, Louisiana Best Lawyers has recognized Katherine Clark since 2026. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Katherine Clark is hel...

Hirschel Abbott concentrates his practice in estate planning, closely held businesses and entity selection, fiduciary litigation, charitable planning, and tax-exempt organizations. He currently serves as a co-chair of the firm’s Tax, Trusts and Estates Practice Group. As a Board-Certified Tax Law Specialist and a Certified Public Accountant, Hirschel counsels businesses and other high net worth individuals and families on matters related to property, tax, and estate planning. He also ad...

Mark Fijman is a lawyer recognized by Best Lawyers in the practice area of Employment Law - Management. Mark practices law in New Orleans, Louisiana Best Lawyers has recognized Mark Fijman since 2024. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Mark Fijman is held by other lawyers.

Joe Lowenthal is a partner in the Litigation Practice Group. He has extensive experience in the fields of healthcare, insurance coverage, contracts, and environmental and toxic torts. Joe provides broad-based advice and focused litigation counsel for a variety of clients. Leader of the firm’s healthcare team, his representative matters include litigation on behalf of a managed service organization in multiple federal and state district courts across the United States, with responsibilit...

Christopher M. Hannan is a lawyer recognized by Best Lawyers in the practice areas of Admiralty and Maritime Law and Insurance Law. Christopher M. practices law in New Orleans, Louisiana Best Lawyers has recognized Christopher M. Hannan since 2020. The Best Lawyers recognition is based on a peer-review survey of lawyers in the same geographic region and legal practice area. The recognition reflects the professional regard in which Christopher M. Hannan is held by other lawyers.

David N. Luder is the firm's managing partner. He maintains a varied arbitration and litigation practice covering a broad spectrum of industries and disputes. A key focus of David’s practice is financial services arbitration and litigation. He regularly represents domestic and international broker-dealers, banks, hedge funds and registered investment advisors in FINRA and AAA arbitrations across the country and institutional clients and individuals before regulatory bodies at all stages...

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...