Horizon Media announced that
Christie Calahan has been promoted to media planning supervisor and
Maxine Harris and
Susana Alonso have been promoted to media planners.
Calahan advances to media planning supervisor, from senior media planner. She began her career at Horizon in December 2000. Prior to joining Horizon, Calahan was an account manager at Initiative
Media. Harris was promoted to media planner from assistant media planner. Prior to joining Horizon, Harris was a group assistant in account management at J. Walter Thompson in New York. Alonso also
advances to media planner from assistant media planner, and prior to joining Horizon, worked at MTV Networks/Viacom as a sales assistant at VH-1.
