Wendell Winkler served congregations in Texas, Louisiana, Missouri, and Alabama. He held gospel meetings in many states. He was the author of several books. He served as director of the Brown Trail School of Preaching and as chairman of the Bible department at Faulker University. He began preaching in 1944 and was the father of three sons.

Dan Winkler has served congregations in Texas, Oklahoma, Alabama, and Tennessee. He holds a B.A. and a Masters degree with emphases in Bible and biblical languages. He is an author and a regular contributor to brotherhood periodicals. He began preaching in 1968 and is the father of three sons.

Mike Winkler has served congregations in Texas, Alabama, South Carolina, and Tennessee. He holds a B.A. and two Masters degrees with emphases in biblical languages and counseling. He has done mission work in Jamaica, Panama, and Peru. He began preaching in 1970 and is the father of one son and two daughters.