Apostle James B. Thornton, D.D., serves as the Establishmentarian of the United Church of Jesus Christ Apostolic, Inc. Apostle Thornton received his Bachelor of Theology from United Baptist College & Seminary, a Master of Arts in Theology from Saint Mary's Seminary & University, 2 Doctorate of Divinity degrees from the Eastern Theological Seminary and the Maryland Theological Seminary.

Apostle Thornton continues to preach the unadulterated Word of God with power and boldness, revealing the divine will and truths of the Holy Scriptures through his radio and television ministries while also nurturing men in the Christian pastorate. With a firmness of will, character, mind and purpose, Apostle Thornton continues to keep his eye on the prize, pressing toward the mark of the high calling of God, which is in Christ Jesus.