Isaac has been serving the Lord as a pastor and as a National Leader of Assembly of New Life Mission Church. In ANLMC, the Isaac has produced much fruit by raising many coordinators and pastors. And he is coordinating Unreached People and Places in India and neighboring countries like Nepal, Myanmar, Bhutan & etc. In ANLMC seminary Isaac has developed easy methods to study and understand 66 books of the Bible. He has a vision to see every nonbeliever becoming believer and every believer becoming worker & pastor. He has goal to plant 100,000 churches in India and in other countries.