Having inherited the missionary zeal from his father, Vicar General Very Rev K E Oommen, he graduated from U C College Alwaye and took up the work in the Ashram at Ankola along with Rev. P J Thomas. He received theological education at UTC Bangalore and St. Augustine’s College, Canterbury. He became an ordained minister of the church in 1944 and was consecrated as Bishop with Alexander Mar Theophilus and Thomas Mar Athanasius in 1953.
He was in charge of different Dioceses in Kerala and also was Missionary Bishop for many years. He was President of the National Christian Council of India and has attended the Assembly of World Council of Churches at Evanston in 1954, and at Upsala in 1968. He has been President of the different Organisations of the Church and the Governing Councils of different Colleges. He has attended the second Vatican Council and has thus made very valuable contributions to the ecumenical cause.

He has deep concern for the upliftment of the backward communities. Through a registered organization named STARD (South Travancore Agency for Rural Development) he has helped economically backward communities of South Travancore to improve their lot and achieve self-reliance.The administrative acumen of His Grace is far beyond what words can express. He is a spiritual leader, dynamic enabler, prolific orator, voracious reader, pungent writer, tactful negotiator, valiant defender of the law, compassionate at heart and a wonderful team man. He respects diversity of opinion, but would not easily budge or compromise ethical principles. He retains his lovable ness, humility and simplicity. He is a person with golden tongue, acceptable to all people irrespective of cast, colour or religious commitments.

Joseph Mar Thoma Metropolitan belongs to the Palakkunnathu family in Maramon from which have come Abraham Malpan, the reformer and the first four Bishops of the Church after the reformation. He had his theological training at the United Theological College, Bangalore and Protestant Episcopal Seminary in Virginia, USA.
He also studied in theological institutions in Canterbury, Oxford and was awarded the honorary degree of Doctor of Divinity by Virgnia Seminary where he studied. He was the President of the National Council of Churches in India and Member of Executive Committees of different development agencies like CASA and ECLOF. At present he is one of the senior Presidents of CCA and the chairman of CASA.
He is in charge of the Niranam Maramon and Adoor Dioceses

After graduation, he took the teacher’s training and worked in the Ashram High School, Perumbavoor till he went for Theological training at the Leonard Theological College, Jabalpur. After teaching for some more years at Perumbavoor, he went for higher theological training at Princeton and took Masters from there and Doctorate from Boston University.

He has worked as Vicar of Parishes in Mumbai and Kozhenchery and was consecrated as Bishop on May 1, 1980. He was given charge of the Adoor- Mavelikkara Diocese till 1984. As the Bishop in charge of the Diocese, he organized a project at Pathanapuram for helping disabled persons ,the Asha Bhavan. He also organized a project to help the poor people along the sea coast at Thrikunnapuzha area. He helped in setting up a working women’s hostel at Haripad and Pathanamthitta. Mar Theophilus is in charge of the Chengannur – Mavelikkara Diocese. He was a member of the Central Committee and the Executive Committee of the World Council of Churches.

 After graduation from Mar Thoma College, Tiruvalla he went for Theological training at the Leonard Theological College, Jabalpur. He was ordained as ‘Kasseesa’ in 1969 and subsequently served as Vicar of many Parishes including Mumbai, Kottayam, and Madras. From 1975 to 76 he was at Toronto, Canada for higher theological training.

On December 9, 1989 he was consecrated as Bishop. At present he is in charge of Ranny Nilakkal Diocese.  Mar Athanasius served as Vice President of the Governing Board of Leonard Theological College and as President of the National Missionary Society. He took keen interest in completing the Diocesan headquarters at Delhi.

Mar Theodosius studied at Baselious College, Kottayam and Mar Thoma College Thiruvalla. After taking a degree in Science he joined Leonard Theological College and took BD Degree in 1972. His ordination as ‘Kasseesa’ was in the year 1973. In 1980 he took a Master’s Degree in Comparative Religions from Visva Bharathi University and Doctorate from Mc Master University, Hamilton, Canada in 1986. He was consecrated as Episcopa on December 9, 1989 along with Mar Athanasius and Mar Coorilos.
From 1973 onwards he was in charge of several parishes including Mumbai, Calcutta, Toronto and Nanthancode and he served as Director of Thomas Mar Athanasius Orientation Centre, Manganam. On consecration as Episcopa he was given charge of Kunnamkulam- Madras Diocese. Now he is in charge of Chennai – Bangalore and Malaysia-Singapore & Australia Dioceses.

Dr. Geevarghese Mar Theodosius is a good scholar and his books on Reform Movements in Kerala and their Impact on Socio-Economic and Religious Life of the People have made a mark in academic circles.

After completing his degree and Post Graduate studies from Sacred heart College, Thevara, Cochin and Christ College, Iringalakuda, he joined Mar Thoma Seminary, Kottayam for Theological education.
In 1978 he became the Kassesa and subsequently served as Parish priest at Jalahalli, Palarivattom, Colaba and Staten Island, and other Parishes. On December 9, 1989, he was consecrated as Episcopa.
At present he is in charge of North America and Europe Diocese.

Mar Barnabas took his degree from CMS College, Kottayam and later studied in Bishop’s college, Calcutta. He was ordained in 1976 and served in different parishes in India such as Anakulam, Bombay, Chembur, Thuruthicad and North Madras.
He was also in charge of Edmonton parish in Canada. He was consecrated as Bishop on 2nd October 1993 along with Mar Timotheos and Mar Philoxenos.
He is in charge of Mumbai – Delhi Diocese. Mar Barnabas is a profound Eastern Christian thinker. Mar Barnabas takes a profound interest in liturgical practices.

Mar Timotheos had his college education in Gujarat from where he took his post graduate degree. He joined Union Theological College, Bangalore for his theological studies. He worked as a lecturer for a short period in Gujarat. He was ordained in 1983 and served as a parish priest in various places – Surat, Barooch, Vapi and Gudalur.
He was consecrated as Bishop on October 2, 1993. He is in charge of Kunnamkulam – Malabar Diocese.

Born at Attupurathu house, Mavelikkara, Kerala, Mar Philoxenos had his college education at Bishop Moore College, Mavelikkara and Banarus Hindu University and studied theology at Bishops College, Kolkota and Princeton Theological Seminary. He was ordained in 1976 and subsequently served in Rajhara, Bilaspur, Allahabad and Mumbai Parishes.
He was consecrated as Bishop on October 2, 1993 and served as Bishop of Mumbai-Delhi Diocese till 2001. He initiated various developmental programmes for the upliftment of the poor and downtrodden like Navajeevan Centre, Mumbai and Gramjyothi schools in North Indian villages. At present he is in charge of Kottayam Kochi Diocese.

He serves as the member of the Executive Committee, Senate of Serampore College, president of Kerala Council of Churches and member of the Central Committee of World Council of Churches.

Dr Abraham Mar Paulos hails from Kanjirathara family, Kottayam. St Peters Mar Thoma Church, Manganam is his Home Parish. His basic education was at Government L P School,Muttambalam, M T Seminary High School, Kottayam, CMS College, Kottayam and Basaleos College, Kottayam. He had his Theological training from Mar Thoma Theological Seminary, Kottayam and Princeton University. He took Doctorate in Christian Education from Boston University.
He had been ordained as Deacon on 31/05/1980 by Dr Joseph Mar Irenaeus Suffragan Metropolitan at Manganam St Peters MTC. His Ordination as Kassessa was on 28/06/1980 at St Thomas MTC, tvla by Dr Alexander Mar Thoma Valia Metropolitan. The Sabha Prathinidhi Mandalam held on 11/01/2005 elected him as the Episcopa of the Church. He was ordained as Ramban on 11/02/2005 at Jerusalem Mar Thoma Church, Kottayam by Geevarghese Mar Athanasius Episcopa.

On 14th May, 2005 he was consecrated as Episcopa of the Church at S C Seminary Tiruvalla by Dr Philipose Mar Chrysostom Mar Thoma Metropolitan. He served in different Parishes such as Naranamoozhy, Kattikkalaruvi, Thonikadavu, Ranni Pazhavangadikara, Trivandrum Paruthippara, Karthamangal, Bangalore, Kaithakuzhy, Boston. He was also served as the Chaplain of St Thomas Schools, Trivandrum and as Diocesan Secretary of Trivandrum Quilon Diocese. His tenure as General Secretary of the Sunday School Samajam was the exemplification of his Leadership qualities, organizing capabilities etc. The centenary celebration of the Sunday School Samajam including the Children’s Maramon under his leadership was a remarkable one. Consecrated as Episcopa on the silver Jubilee year of priesthood, His Lordship is a great orator, good scholar, theologian and above all he is a great friend of children and youth. He is in charge of Trivandrum – Quilon Diocese.