Thomas was born into a Christian family in 1983. He married Nurdianitar in 2009 and they have been blessed with 2 children.
Thomas became a Christian in 2001. He attended Bible college in Medan, N Sumatra and went into full time ministry in 2014. He is now the pastor of the Assemblies of God Church in Seberaya village, in the Tigapanah district where there are about 3200 people of the Batak Toba & Karotribes.
His passion is winning the souls of the lost and his vision is to have open cell groups to minister to and reach out to people who do not believe in God.