Leadership Team

Our leadership team recognizes the authority of God, and realizes that we are shepherds who serve under the Chief Shepherd, Jesus Christ. We desire to devote ourselves to prayer and to the ministry of the Word. Our passion and goal is to equip the believers for the work of the ministry until we all attain maturity in the fullness of Christ.  


John Zatkiewicz, Pastor

Pastor John is a graduate of Baptist Bible Seminary in Clarks Summit, PA where he earned a Master of Divinity degree.  He served as an associate pastor in West Virginia for 3 years and  began his ministry as pastor of Cornerstone Baptist Church in August 1994. He enjoys sports talk radio, Syracuse basketball, and “trying” to play golf.  Pastor John and his wife Carol have 4 grown children.  Carol is gifted in children’s ministries and biblical counseling.  She enjoys reading, walking, and “catch up” conversations. 

Jon Marsh, Deacon

Jon helps to oversee the missions and administrative ministries at Cornerstone. He is a leader in our Awana children’s ministry, home fellowship group ministry, and also serves on the church worship team. He is a graduate of Pensacola Christian College and now works for the City of Rochester. Jon’s favorite verse is Romans 8:38-39.   To relax he likes to go hiking with his family. Some of his hobbies are target shooting and playing basketball.  Jon and his wife Sandy have 3 young children.

Bill Doolittle, Deacon

Bill helps to oversee the properties and Christian education ministries at Cornerstone. He is a leader in our Awana children’s ministry and also leads a home fellowship group.  Being raised on a farm and managing his own farm has given Bill a strong work ethic.  He also worked for many years at the Avon Central School District. Bill’s favorite verse is 2 Timothy 2:15 and he enjoys spending time with his family and time in the woods. Growing and showing Dahlias are a hobby of Bill’s. He and his wife Cindy have 2 grown children.



Carol Zatkiewicz, Administrative Secretary

Carol serves as Administrative Secretary.  She loves serving at Cornerstone and is excited to be able to make this one of her ministries.