Dr. Dan S. Gilliam, Sr.  has been ordained as a pastor since June of 1988.  He earned his Seminary diploma  and the degree of Bachelor of Theology from International Seminary and Bible College.  In 1996, he earned the degree of Master of Theological Studies from Cornerstone Graduate School. In 2001, he was awarded the degree of Master of Divinity and the degree of Doctor of Ministry.

Dr. Gilliam is the pastor of Cornerstone Tabernacle in Drakes Branch, Virginia, as well as manager of Marlene's Gospel Music, a concert and revival ministry. Presently, he also serves as the Administrator of Cornerstone Bible College of Burke/Fairfax, Va.

S. Marlene Gilliam is an accomplished singer/songwriter as well as an author and evangelist.  She has written several books and tours to sing and speak at church and civic events.  In 2001, Marlene earned the degree of Master of Theological Studies from Cornerstone Graduate School. She also serves as Registrar for Cornerstone Bible College.

The daughter of the late Hawkshaw Hawkins, of the WWVA Jamboree and the WSM Grand Ole Opry, Marlene comes by music naturally and loves every minute of using her God-given talents in the service of the Lord, Jesus.