Manhasset, N.Y.--CMP Media's Channel Group announced several promotions that will take effect Jan. 1. Robert DeMarzo is moving from VP-editorial director of VARBusiness to VP-publisher. Dan Dignam has been promoted to publisher of CRN, from associate publisher of VARBusiness. Dignam is being succeeded as associate publisher of VARBusiness by Jeannie Cappo, the magazine's Western regional sales manager. VARBusiness is searching for a new editor to replace DeMarzo.