Jon Werner is a partner in Montgomery McCracken’s Litigation Department and a member of the firm’s Maritime and Transportation Industry Group, Jon has significant experience representing clients in a broad range of maritime and non-maritime matters, with a particular focus on high-profile maritime casualties. He has been involved in major incidents involving vessel collisions, sinkings, fires and explosions, hazardous cargoes, and container stack collapses. His clients include ocean carriers, vessel owners, charterers, P&I Clubs, and hull insurers in complex litigation and arbitration proceedings.
In addition to his casualty work, Jon advises clients on maritime attachment and arrest procedures, enforcement of judgments and arbitral awards, and related cross-border litigation issues.
Before joining Montgomery McCracken, Jon practiced at a small maritime and admiralty law firm based in New York. He also brings a strong background in information technology, having worked in the IT industry prior to his legal career. This experience has informed his approach to e-discovery, particularly in matters involving large-scale data processing and litigation support.
Jon earned his J.D. degree from Benjamin N. Cardozo School of Law, where he served as a member of the Cardozo Arts and Entertainment Law Journal. He earned his B.B.A. degree, cum laude, from Western Connecticut State University.
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Doubts emerge about Trump’s marine war insurance plan
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U.S. Government Steps into War Risk Market to Offset Middle East Disruptions
On March 3, 2026, the Trump administration announced that the U.S. International Development Finance Corporation (DFC) will mobilize its Political Risk Insurance and Guaranty products to stabilize international commerce and […]
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U.S. Supreme Court Strikes Down Trump Tariffs As Illegal
In a landmark defense of the separation of powers, the Supreme Court ruled 6-3 today in Learning Resources et al. v. Trump that the executive branch overstepped its constitutional authority by […]
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Jon Werner’s Testimony on US Maritime Law Wins Key Decision in Panama Vessel Case
Jon Werner of MMWR’s Maritime Practice Group recently testified as an expert in US maritime law at a trial conducted in the First Maritime Court of Panama. The case involved […]
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