Pastor Zaal Tkeshelashvili was persecuted by KGB as a believer during Communist time. As a scientist, he worked at the faculty of Nuclear Physics of the Tbilisi State University. He graduated from the Assembly of God Theological Seminary (B.A.) soon after Communist regime fell. Established Christian Publishing House.
Pastor Nino graduated from the Tbilisi State University with qualification of mathematician. Later she earned Ph.D degree. As a pastor, together with her husband and church members, she went through six court processes to defending her rights. Until today, Zaal and Nino Tkeshelashvili are pastoring Evangelical Church of Georgia (ECG) and spreading uncompromised Gospel of Salvation. They have a daughter Sharon.