Andrew S. Lewner

Andrew S. Lewner


Andrew S. Lewner

Andrew Lewner is a partner in the firm’s Litigation Department.  A seasoned litigator with extensive trial experience, Andy has represented companies in a wide range of matters before federal and state trial and appellate courts throughout the country.  He also has significant experience in alternative dispute resolution, routinely representing clients in arbitrations and mediations throughout the world, including proceedings before JAMS, AAA, FINRA and ARIAS-US. 


Andy is regularly engaged by companies and individuals to handle complex matters involving

business break-ups, partnership / shareholder disputes, insurance coverage, workers’ compensation insurance, reinsurance, real estate disputes, fraudulent conveyances, employment disputes, tax certiorari, easements and licenses, and inter-family business disputes.  In addition, Andy has developed expertise in matters relating to insurance and reinsurance, and has handled matters involving such issues as misrepresentations in connection with placement of reinsurance, disputes as to the coverage provided by reinsurance agreements, rent-a-captive arrangements, standards of conduct applicable to ceding companies in their dealings with reinsurers, disputes with program managers and broker negligence. 


Andy’s recent experience includes:


  • Serving as trial counsel in a dispute arising under an Asset Purchase Agreement relating to the purchase of a real estate brokerage office


  • Serving as lead counsel for a food manufacturer and distributor in a multi-state dispute with the company’s worker’s compensation insurer


  • Served as lead trial counsel for the majority shareholders of a closely-held, multi-generational family business in litigation relation to the dissolution of the company, involving competing claims for breach of fiduciary duties, corporate theft, fraudulent conveyance and successor liability


  • Representing commercial landlords in connection with disputes arising out of commercial leases


Andy was recently honored as one of only two attorneys to receive the 2022 Herald Top Lawyers of Long Island Award for Commercial Litigation.  Andy was previously selected as a “New York Metro Super Lawyer, Rising Star” 2013, 2014, 2015 and 2016.  He has also been a member of numerous organizations, including the Nassau County Bar Association, the Association of the Bar of the City of New York (for which he served on the Arbitration Committee) and the AIDA-U.S. Reinsurance and Insurance Arbitration Society (ARIAS) (for which he served on the International Committee and the Forms and Procedures Committee).  Mr. Lewner is also a regular speaker at industry conferences, and has authored numerous articles that have been published in widely-read publications, including the New York Law Journal, on a host of topics of interest to the legal and business community. 


Prior to joining the Firm, Andy was a litigation partner in the New York office of a national law firm. 


Andy earned his law degree from the Fordham University School of Law in 2001, where he was a member of the Fordham Law Review.  Andy received his Bachelor of Arts degree from the University of Michigan, Ann Arbor (Honors College) in 1998. 


In addition to his active litigation practice, in May 2021, Andy was elected by the voters of the Lynbrook School District to serve as a Trustee of the Lynbrook School District Board of Education.