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Jonathan E. DeMay
Partner, New York


Direct: (212) 894-6816
Fax: (212) 370-4453
jdemay@condonlaw.com







Jonathan E. DeMay joined Condon & Forsyth LLP in 1998 and is a partner of the firm. Jon’s practice encompasses the representation of airlines and aircraft manufacturers, corporate and private jet services, component manufacturers and maintenance companies. He has represented aviation clients in federal and state courts throughout the U.S. at both the trial and appellate levels. He principally focuses on representing clients relating to major aviation accidents, products liability, aircraft financing transactions, commercial transactions, aircraft hull damage claims and general aviation. Jon has lectured at aviation and insurance seminars relating to a variety of issues, including issues and tactics relating to defending major aviation accident litigation. He frequently counsels clients about electronic discovery and social media issues and is an ongoing participant in The Sedona Conference Working Group on Electronic Document Retention and Production, as well as the Working Group on International Electronic Information Management, Discovery and Disclosure.

Jon has extensive experience representing airlines in major accident litigation. He had a significant role in the team representing American Airlines in the November 2001 Flight 587 accident, including preparing witnesses (from pilots and engineers to company vice presidents) for their depositions and then defending more than 20 of those depositions. He also has a significant role in the team representing Colgan Air in the February 2009 Flight 3407 accident, including handling damages discovery and related motion practice.

Jon has prosecuted and defended hull damage cases ranging from towing accidents involving Boeing B737 and Learjet 60 aircraft to fueling incidents involving Boeing B777 aircraft. He is well versed in the damages associated with hull damage claims, including repair costs, loss of use, lost profit and diminution in value, as well as the implications of fractional ownership upon such claims.

Jon has represented aircraft manufacturers relating to aircraft sales transactions, including litigation seeking the enforcement of guarantee agreements and an airline’s default on aircraft payments. In addition, he has defended a U.S. government contractor in a wrongful death action arising out of the crash of a McDonnell Douglas A4-N Skyhawk military aircraft during a military training exercise.

Jon is admitted to the bar of New York (1999), the U.S. District Courts for the Southern and Eastern Districts of New York (1999), the U.S. Court of Appeals, Second Circuit (2001), the U.S. Court of Appeals, Seventh Circuit (2010), the U.S. Supreme Court (2006), the U.S. District Court for the Western District of New York (2009), and the U.S. District Court for the Northern District of Illinois (2010).

He is a Vice Chair of The American Bar Association, Tort Trial and Insurance Practice Section, Aviation and Space Law Committee; as well as a member of The Sedona Conference (Working Group on Electronic Document Retention and Production; Working Group on International Electronic Information Management, Discovery and Disclosure) and The Federal Bar Council. He also is a member of the Board of Associate Trustees and is the Chair of the New York City Alumni Outreach Committee of Siena College.

Jon is a graduate of Fordham University School of Law (J.D., 1998) (Staff Member, Fordham Urban Law Journal; Judicial Intern, The Honorable Kevin T. Duffy, Senior District Judge, U.S. District Court, Southern District of New York) and Siena College (B.B.A. in accounting, 1995).

Published Works and Presentations:



Jonathan E. DeMay
7 Times Square. 18th Floor. New York, NY 10036
Phone: (212) 894-6816; Fax: (212) 370-4453
jdemay@condonlaw.com


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