Dr. Davis was pastor of Flory Street Baptist Church in Fort Worth when the Lord called him to be a missionary. The Davis family served as Missionaries in Brazil for 14 years. Upon his return to the United States he took the pastorate of the Sherwood Baptist Church in Irving Texas until he resigned to be full time with Landmark Mission Projects. He was also the Director of International Bible College until it was merged into the Landmark Baptist Theological Seminary in 1996.
Dr. and Mrs. Davis are Missionaries out of the Landmark Baptist Church. He also serves as the Director of L.B.T.S.