Gary M. Zwain

Special Master


Gary Zwain graduated from Rutgers University in 1975, magna cum laude. From 1978 – 1987, he worked as an associate and, later, as a partner in a small defense firm in New Orleans, which included Larry Duplass as one of the senior partners. In January 1987, Gary and Larry founded Duplass, Zwain, Bourgeois, Pfister, Weinstock & Bogart. Gary’s litigation experience spans a period of thirty-eight years and includes general casualty, automobile liability, martitime, construction defect litigation, toxic tort, mass tort, environmental law, oil and gas litigation, insurance coverage, extra contractual and bad faith litigation and class action/complex litigation. In 2017, Gary opted to end his participation in litigation and to service transactional clients and serve as a mediator of disputes. He is recognized as a Louisiana Mediator after meeting the requirements of Louisiana R.S.9:4101, et seq. Mr. Zwain is admitted to practice before the U.S District Courts for the Eastern, Middle and Western Districts of Louisiana, the U.S. Fifth Circuit Court of Appeal, and the U.S. Supreme Court.


  • B.A., History, Rutgers University, 1975
  • J.D., Tulane University School of Law, 1978


Member of American Board of Trial Attorneys, 2007.

“Super Lawyer” 2012 - present.

AV rated attorney by Martindale-Hubbell for over 30 years.

Bar Admissions

Louisiana State Bar Association

Asbestos, Bad Faith Litigation, Breach of Contract, Class Actions, Mass Torts & Multi-District Litigation, Commercial Leasing & Financing Transactions, Commercial Litigation, Environmental & Toxic Tort, Insurance Coverage, Louisiana Mediators, Oil & Gas