John O’Brien has been appointed executive director...

John O’Brien has been appointed executive director for the Sporting Club at Lakeshore Towers, which opened Aug. 1 in Irvine. O’Brien previously served as general manager at Racquetball World and Aerobic Health Center in Santa Ana. He has also been general manager at the Newport Beach Sporting House and director of marketing at Los Caballeros Racquet and Sports Village in Fountain Valley.