Ronald Sugar, ex-Northrop Grumman, joins Apple board ... QuadrantOne Web...

Ronald Sugar, ex-Northrop Grumman, joins Apple board … QuadrantOne Web ad sales joint venture of Tribune, Gannett, Hearst and New York Times Co. promotes Mario Diez to CEO … Mallun Yen, ex-Cisco, becomes executive vice president of patent firm RPX … SkyCross names Ben Naskar, ex-Atheros Communications, CEO and chairman, succeeding Dennis McKenna, who had announced retirement plans … Wireless machine-to-machine company Digi International elects Steven Snyder, ex-Gearworks, senior vice president and chief financial officer … Also elected at NARUC: David Wright, North Carolina PSC, first vice president; Phil Jones, Washington Utilities & Transportation Commission, second vice president … Beasley Broadcast Group promotes Denyse Smith Mesnik to newly created position of vice president of corporate communications … Changes at Westwood One’s Metro Television: Fred Bennett promoted to president and general manager, replacing Jonathan Marshall, leaving to return to entertainment industry; Mike Haake upped to executive vice-president of radio and TV affiliate sales.