EXHIBIT 24.1 POWER OF ATTORNEY The undersigned (other than Dennis W. Bakke and Barry J. Sharp), acting in the capacity or capacities stated opposite their respective names below, hereby constitute and appoint DENNIS W. BAKKE, BARRY J. SHARP and WILLIAM R. LURASCHI and each of them severally, the attorneys-in-fact of the undersigned with full power to them and each of them to sign for and in the name of the undersigned in the capacities indicated below the Registration Statement on Form S-3 relating to the securities of this Company, including Senior Debt Securities, Senior Subordinated Debt Securities, Junior Subordinated Debt Securities, Preferred Securities, Guarantees of Preferred Securities, Stock Purchase Contracts, Stock Purchase Units, Preferred Stock, and Common Stock of the Company, and any and all exhibits, amendments and supplements thereto, and any other documents necessary, appropriate or desirable in connection therewith, and to file the same and to do and perform each and every act and thing necessary, appropriate or desirable in connection therewith. Each of DENNIS W. BAKKE and BARRY J. SHARP, each acting in the capacity stated opposite his name below, hereby constitutes and appoints WILLIAM R. LURASCHI as his attorney-in-fact with full power to him to sign for and in his name in the capacity indicated below the Registration Statement on Form S-3 and any and all exhibits, amendments and supplements thereto, and any other documents necessary, appropriate or desirable in connection therewith, and to file the same and to do and perform each and every act and thing necessary, appropriate or desirable in connection therewith. SIGNATURE POSITION WITH AES DATE - --------------------------- ---------------------------------------- ----------------- /s/ Roger W. Sant Chairman of the Board and Director November 7, 1997 - ------------------------- Roger W. Sant /s/ Dennis W. Bakke President, Chief Executive Officer and November 7, 1997 - ------------------------- Director (Principal Executive Officer) Dennis W. Bakke /s/ Vicki-Ann Assevero Director November 7, 1997 - ------------------------- Vicki-Ann Assevero /s/ Dr. Alice F. Emerson Director November 7, 1997 - ------------------------- Dr. Alice F. Emerson /s/ Robert F. Hemphill, Jr. Director November 7, 1997 - ------------------------- Robert F. Hemphill, Jr. /s/ Frank Jungers Director November 7, 1997 - ------------------------- Frank Jungers /s/ Dr. Henry R. Linden Director November 7, 1997 - ------------------------- Dr. Henry R. Linden /s/ John H. McArthur Director November 7, 1997 - ------------------------- John H. McArthur /s/ Hazel O'Leary Director November 7, 1997 - ------------------------- Hazel O'Leary /s/ Thomas I. Unterberg Director November 7, 1997 - ------------------------- Thomas I. Unterberg /s/ Robert H. Waterman, Jr. Director November 7, 1997 - ------------------------- Robert H. Waterman, Jr. /s/ Barry J. Sharp Vice President and Chief Financial Officer November 7, 1997 - ------------------------- (Principal Financial and Accounting Barry J. Sharp Officer)