0001209191-09-055551 4 1 20091203 20091204 20091204 BOK SCOTT L 0001288439 4 34 001-33963 091223856 Iridium Communications Inc. 0001418819 3669 221344998 1231 6707 DEMOCRACY BOULEVARD SUITE 300 BETHESDA MD 20817 301-571-6200 6707 DEMOCRACY BOULEVARD SUITE 300 BETHESDA MD 20817 GHL Acquisition Corp. 20071119 4 1 doc4.xml FORM 4 SUBMISSION