Mar Thomas Elavanal was born on 28 march 1950 at Mutholy Near Pala. His parents are Zacharias & Thresia. In 1955 the family migrated to Chathenkottunada near Kuttiady in Calicut district which comes under the Diocese of Thamarassery. He Completed his high school education in 1966 at St. Mary’s High School, Maruthonkara. He joined the MCBS minor seminary in June 1966. He had his first religious profession on 17th 1968 and was ordained priest by Mar Sebastian Mankuzhikary on 22nd December 1975. After the ordination he was appointed in MCBS Minor Seminary, Kottayam. In 1978, he went to Rome for higher studies. He holds a Licentiate in Liturgy from the Pontifical Oriental Institute, Rome and a Doctorate in Theology from Angelicum, Rome. He did his Post Doctoral Course at the Catholic University, Washington. After his return in 1984, he was appointed Rector of the MCBS Seminary, Alwaye. In 1989 he was elected Assistant Superior General of the Congregation and in 1995, the Superior General. From 1984 he has been visiting Professor at the Pontifical Seminary, Alwaye and St. Thomas’ Apostolic Seminary, Vadavathoor, Kottayam. He is the author of the book, (THE MEMORIAL CELEBRATION) and several articles in English and Malayalam. He has been member of the Syro-Malabar Central Liturgical Committee since 1984 He was ordained Bishop on 8th February, 1997 by His Grace Archbishop Mar Varkey Vithayathil, the then Apostolic Administrator of the Syro-Malabar Church and took charge of the Diocese of Kalyan on the same day.