Esther is the co-regional director for Lausanne English, Portuguese, and Spanish-speaking Africa (EPSA). She is also serves as the communications and programs manager at African Enterprise International, an organization that seeks to evangelize cities in Africa through word and deed, in partnership with the church. Esther has previously served with Navigators Kenya, Life Ministry Kenya (Campus Crusade), and most recently, the Hesabika Trust, an organization affiliated with the Fellowship of Christian Unions (FOCUS), a local chapter of the International Fellowship of Evangelical Students. She has been actively involved in Movement Day Africa and is an active church leader in Christ Is The Answer Ministries (CITAM).