Jay L. Haberland has joined the board of directors of Wesco Aircraft Holdings Inc., a distributor of aircraft parts based in Valencia. Haberland is a former executive with United Technologies Corp., including serving as chief financial officer at Sikorsky Aircraft Corp., a UTC subsidiary. Haberland will head up the Wesco board’s audit committee. The company was delighted to have Haberland serve on its board, said Wesco Chairman and CEO Randy Snyder. “His strong financial and operational experience, as well as intimate knowledge of the aerospace and defense industries, will be a valuable asset as a member of our Board of Directors,” Snyder said in a prepared statement. Haberland also serves on the board of Ducommun Inc., an electronics manufacturing services company supplying the aerospace, defense and medical device industries.