Sean M. McAllister

Marion Weinstock serves as Chair of the Commercial Transactions Section for the firm. Her practice covers a wide range of commercial transactions. She has handled and closed real estate purchases and sales of apartment complexes, warehouses, shopping centers and other commercial properties and has negotiated and prepared commercial leases (for both landlords and tenants), purchase agreements, condominium documents, servitude agreements and many other types of contracts and agreements. Marion ...

Irving J. Warshauer joined the Gainsburgh Benjamin law firm as an associate in 1980, and he became a partner of the firm in 1984. Prior to joining this firm, he was an Assistant United States Attorney for the Eastern District of Louisiana and a Trial Attorney in the Criminal Division of the United States Department of Justice, from whom he received a Special Commendation in 1979. He served on the Federal Public Defender Panel for the Eastern District of Louisiana from 1981 – 2002. Irvin...

Bryan Reuter concentrates his practice in complex commercial and intellectual-property litigation, including their appeals. Mr. Reuter received his undergraduate degree, a Bachelor’s of Science in Mechanical Engineering, from Tulane University, where he earned the Leon Scherck Award for the highest cumulative average in the School of Engineering. After graduation he undertook various positions with Shell Oil and Shell Chemical Companies, including Operations Manager, for several petroch...

Chris Ralston practices in a broad variety of commercial litigation and specializes in the areas of antitrust law, business torts, contract disputes, securities litigation and arbitration and intellectual property litigation. Mr. Ralston serves as the main litigation contact for a number of the firm's institutional clients. He also serves as a part of the firm's appellate practice. Mr. Ralston regularly appears in state and federal courts. He frequently litigates breach of contract disputes a...

Robert J. Dressel practices in the areas of complex and commercial litigation, securities litigation and regulatory proceedings, and appellate litigation in state and federal court. Bobby’s pro bono work includes helping state and local prison inmates to resolve their outstanding legal issues before being released from prison. Bobby received a Bachelor of Arts in Economics from the University of Virginia and his Juris Doctor from the University of Virginia School of Law. While in law sc...

Mr. Colbert is a Louisiana Board Certified Tax Law Specialist and his practice is dedicated to matters of taxation. He joined Stone Pigman in 1997 and was admitted to the bars of Louisiana and Mississippi in 1978 and of the District of Columbia in 1979.

David Marcello has served Of Counsel to Sher Garner Cahill Richter Klein & Hilbert, L.L.C. since 2002. He is a 1968 Phi Beta Kappa graduate of Williams College and holds a 1971 J.D. degree from Tulane Law School, where he was an assistant editor of the Law Review and member of the Order of the Coif. Mr. Marcello was recognized in 2013 by Best Lawyers for his work in the practice areas of Municipal Law, Administrative /Regulatory Law, and Land Use & Zoning Law. Mr. Marcello’s exp...

Joshua Rubenstein grew up in New Orleans and was the three-time Louisiana State High School Champion in Extemporaneous Speaking, which meant he was destined to be a trial lawyer. While in law school, he worked as a Judicial Law Clerk to Judge Roland Belsome, then of Civil District Court for the Parish of Orleans (New Orleans) and as a judicial extern for Louisiana Fourth Circuit Judge Pattie Murray. Following law school, he worked as Judge Ethel Simms Julien's law clerk and then entered priva...

Christopher Wappel is a partner in the Corporate Practice Group. He focuses on commercial lending and finance. Christopher has practiced law since 1999. He represents borrowers, agents, and lenders in structuring, negotiating, and documenting senior and subordinated, secured and unsecured, and bilateral and syndicated credit facilities, including acquisition, asset-based, oil and gas, real estate, receivables, vessel, and working capital financings. Christopher also has significant experience...

Mr. Walshe joined Stone Pigman in 1995 and is a member of the firm. His litigation practice includes commercial litigation, intellectual property, insurance defense, procurement and public bid disputes, bankruptcy and securities litigation.