Elizalde has been part of the board of the Philippine Olympic Committee (POC) since 1982 and was chairman of the POC Ethics Committee. He has also led the Philippine Football Federation as its Vice President from 1980 to 1981 and its President from 1982 to 1986. He was also involved in the organization of two editions of the Southeast Asian Games both of which hosted by the Philippines. He was the President of the Football Committee of the 1981 Southeast Asian Games, and was the Executive Board Member of the Organizing Committee for the 2005 edition.