Alfonso and Elizabeth Ayala serve as Church of God missionaries to Belize. Alfonso is a medical doctor working in cooperation with the government, advising and participating in a variety of committees and task forces focusing on concerns ranging from preventive medicine and the health of the aging to national policies and public health information to planning and strategizing with different sectors. Elizabeth teaches Spanish as a second language to a local high school. Her involvement with teenagers provides opportunities to extend her ministry to their parents and teacher, mostly through counseling. She also assists two supervisors of teachers, who oversee fifty-six schools.

Alfonso and Elizabeth have served the local church as Sunday school and VBS teachers, youth camp counselors, conference leaders, missions speakers, Bible study group leaders, community development workers, and health promoters.