Executive Biographies

Gary Dempsey

National Air Transportation Association

Gary Dempsey was named the National Air Transportation Association’s 9th President on September 14, 2018. Founded in 1940, NATA represents the interests of the general aviation business community before Congress and federal, state and local government agencies. NATA’s membership is comprised of aeronautical service providers at over 2,300 locations that own, operate and service general aviation, commercial and military aircraft. Dempsey leads a highly skilled group of professionals who provide industry-leading safety training programs, professional development events, aviation business insurance products and advocacy on legislative and regulatory issues. 

In July 2018,  Dempsey retired as Jet Aviation’s Vice President of Sales Americas – a position he held for two years. Prior to this appointment, Dempsey was appointed President of Jet Aviation Holdings USA, Inc., in July 2006. Based in Teterboro, New Jersey, Gary previously led the network of high-quality fueling bases, its aircraft management services, satellite line maintenance centers, air carrier charter division, South and Central American operations and the aviation staffing company Jet Professionals.

Before joining Jet Aviation, Gary was Vice President of Service Center Operations for Gulfstream Savannah and General Dynamics Aviation Services. Prior to Gulfstream, he led top-rated FBOs and service centers for Raytheon Aviation Services and Beechcraft in the U.S. and dedicated to serving the general aviation transportation industry. 

Gary holds a bachelor’s degree in aviation management from Wilmington University. Additionally, Gary is an FAA licensed pilot with multi-engine and instrument ratings, and he is also an A&P technician with FAA inspection authorization. Gary was a member of NATA’s Board of Directors for the past 6 years, serving as Board Chair in 2014. He is a former member of the NBAA Associate Member Advisory Council, he is a Wings Club member, and supports the Boys and Girls Club of Palm Beach County, Florida. Gary was inducted into the Delaware Aviation Hall of Fame in 2015 for his contributions in the field of business aviation.

Timothy R. Obitts

Chief Operating Officer, General Counsel
National Air Transportation Association
Timothy R. Obitts serves as the Executive Vice President of Operations and Business, General Counsel, for the National Air Transportation Association (NATA).  In this role Mr. Obitts oversees the day-to-day operation of NATA and also serves as its general counsel.  
Prior to joining NATA in November 2014, Obitts served as the managing partner of Gammon & Grange, P.C., a national practice law firm specializing in nonprofit and communications law, and also co-chaired its litigation practice.  During Obitts' 18 years at Gammon & Grange, he served as corporate counsel and general counsel for many nonprofits and trade associations, handling a wide array of issues that affect their day-to-day activities and also lobbied Capitol Hill and federal agencies. 
Obitts earned a Juris Doctorate, cum laude, from California Western School of Law and a Bachelor’s Degree, double major Philosophy and History, from Gordon College, where he also was named All-New England in Tennis, NAIA. Obitts is licensed to practice law in California, Colorado, the District of Columbia, and Virginia, as well as numerous federal and appellate courts, and the U.S Supreme Court.  Obitts co-founded several nonprofit organizations and serves on several nonprofit boards. Obitts and his wife of 19 years, Krista, have five children, ranging in age from five to fifteen.

Jason S. Miller, CPA

National Air Transportation Association

Jason Miller joined NATA in December of 2012 overseeing the association’s finance and accounting functions. Jason’s involvement with the aviation industry includes previous work as the CFO of the airline owned charge card business, Universal Air Travel Plan.  Jason’s background also includes the hospitality sector, previously serving as both Senior Manager of Internal Audit and Senior Manager of Marriott’s Security Exchange Commission Reporting function for Marriott International. 

Jason began his career with the Big Four Accounting firms (Ernst & Young LLP/ KPMG LLP) where he specialized in both entrepreneurship and non-profit organizations as a financial statement auditor. In addition, he also serves as Treasurer for a number of non-profit organizations.