EXHIBIT 4.3 CERTIFICATE OF SECRETARY I, JOHN M. LOWBER, the duly elected and acting Secretary of General Communication, Inc., an Alaska corporation, do hereby certify and declare that the shareholder resolution attached hereto as Exhibit 4.3A is a true and correct copy of a resolution duly adopted by the shareholders of General Communication, Inc. at their meeting held on June 10, 2004 EXECUTED this 28th day of July, 2004 at Anchorage, Alaska. GENERAL COMMUNICATION, INC. By: /s/ John M. Lowber, Secretary SUBSCRIBED AND SWORN TO before me this 28th day of July, 2004. /s/ Judi Mulligan Notary Public in and for Alaska My Commission Expires: 8/7/04