DE HAVILLAND CANADA

Stephen Costley July 25, 2026

DE HAVILLAND CANADA announced Twin Otter Re-Life STC portfolio, that include modifications to the wing box, flight controls, nacelles, and fuselage, horizontal stabilizer and vertical stabilizer, to increase aircraft's service life.

Stephen Costley

Steve Costley is responsible for the overall production SpeedNews. Steve has over 30 years of experience with SpeedNews, now part of the Aviation Week Network. He joined the company in August 1989 as an Associate Editor and was named Managing Editor in 1994. He was also named Vice President and Chief Operating Officer of SpeedNews, Inc., in the late 1990s, and held those titles until Prism Business Media acquired the company from Gil Speed in 2006.

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