As a result of the completion of the merger between Duquesne Light Holdings and a consortium led by Macquarie Infrastructure Partners and The DUET Group, the Duquesne Light Holdings Shareholder Relations Department closed on Sept. 14, 2007. Please direct all future correspondence to Wells Fargo Shareowner Services.

               Phone:  1-866-280-0237

               E-Mail:  stocktransfer@wellsfargo.com

               Mailing Address:
                    Wells Fargo Shareowner Services
                    PO Box 64854
                    St. Paul, MN 55164-0854

               Physical Address:
                    Wells Fargo Shareowner Services
                    161 N. Concord Exchange
                    S St. Paul, MN 55075-0854