The mission of the Eastern Alumni & Community Association, Inc. (EACA) is to serve as a liaison between the alumni of the school and its administration, staff, faculty, students, and community. It shall be the purpose of the EACA to: Keep alumni acquainted with the programs and activities of Eastern High School by developing programs that foster fellowship and encourage a lifelong relationship; Enhance communication between EHS, its alumni and the surrounding community; and, Provide financial support to EHS and its programs to assist in the growth of its academic, administrative, cultural, and extracurricular activities.