
Isaac B. Marks
Isaac Marks, an Associate with Neuberger, Quinn, Gielen, Rubin & Gibber, P.A., represents clients in business and general litigation, including contractual disputes, complex commercial litigation, real estate and appraisal-rights matters, non-compete and employment disputes, mining and energy litigation, securities and class actions, joint venture conflicts, and regulatory enforcement actions.
Isaac’s experience spans multiple stages of litigation, including pre-litigation case assessment, motion practice, discovery, and appellate proceedings, and he has worked on matters in state and federal courts. His work often involves complex business disputes requiring detailed factual development, close legal analysis, and coordinated litigation strategy.
Practice Areas
Representative Experience
- Assisted with appraisal rights litigation involving billion-dollar real estate holdings
- Participated in a mining dispute resolved for more than $50 million
- Worked on complex disputes involving independent energy companies
- Handled aspects of high-profile employment and partner disputes
- Supported litigation efforts in securities class actions
- Assisted with joint venture disputes involving both privately held and publicly traded companies
- Involved in matters concerning enforcement actions brought by the Attorney General
Publications
- “Did Ben and Jerry's Violate United States Antiboycott Laws in Choosing Not to Renew Its Licensing Contract with Its Israeli Lessee?”, Cardozo Legal Studies Research Paper No. 706 (2022)
Honors and Awards
- Second Place, Andrew P. Vance Memorial Writing Competition (2022)
Professional Background
- Associate, Neuberger, Quinn, Gielen, Rubin & Gibber, P.A.
- Attorney, Commercial Litigation, Cyrulnik Fattaruso LLP
- Legal Intern, Appeals Division, New York City Law Department
- Judicial Intern to the Hon. Gerald Lebovits, New York State Supreme Court
- Intern, Los Angeles County District Attorney's Office

