Bob was born and grew up near Pittsburgh, Pennsylvania. He was converted to the Lord Jesus Christ while attending Geneva College in Beaver Falls, Pennsylvania. He earned his B.A. in History from Geneva in 1972 and a Masters of Divinity Degree from Gordon-Conwell Theological Seminary in South Hamilton, Massachusetts in 1975. Before coming to Sovereign Grace, Pastor Herrmann served congregations near Chicago, Pensacola, and southeastern Pennsylvania all affiliated with the Presbyterian Church in America. Bob and his wonderful wife, Jeanne, have two grown children.

Nelson grew up in central Riverside county. He is a retired federal employee. Nelson and his wife, Joyce, are founding members of Sovereign Grace and Nelson has served as an elder since the church's inception. Elder Dilworth's fields of particular interest are biblical history, church history, and apologetics. He also enjoys reading Irenaeus, Horatius Bonar, and R.C. Sproul.

Mel is a native of Orange City, Iowa. He is a retired surgeon from the San Francisco area. Mel and his wife Marge have five grown children and eight grandchildren. They have been involved in a number of Reformed churches before moving to Riverside County in 2004. Mel has studied creation extensively and has written a book "Beyond Intelligent Design."