GHL Acquisition Corp. (NYX: GHQ, GHQ.WS and GHQ.U) announced that its stockholders have voted to approve its acquisition of Iridium Holdings LLC. The stockholders of GHL Acquisition also approved all of the other proposals which came before the special meeting of the stockholders. Holders of 9,214,167 shares voted against the acquisition of Iridium and have submitted valid elections to seek redemption of their shares of common stock. The acquisition of Iridium is expected to close on September 29, 2009, subject to the satisfaction of customary closing conditions.