Pastor James Dadidis is the Senior Pastor; he is the spiritual and administrative leader of the church. His responsibility includes the vision, direction, and overseeing the operation of the church. Pastor James was born and raised in St. Laurent, in a Greek Orthodox home and gave his life to Christ as a teenager.

After graduation from Dawson College, he moved to Baltimore, Maryland to attend the Maryland Bible College and Seminary where he completed a BA in Theology. Following Seminary, he served as an overseas missionary in Budapest, Hungary where he taught in the Bible college and led outreach to public schools. After returning to Montreal, he led and worked in various church ministries leading Music, Youth and Young Adults Bible studies.

In 2005, he became the Senior Pastor of the Greater Grace Church of Montreal. He is married to Jill and has two sons Dean and Aris.