The Session is the governing body of the church made up of elders elected by the congregation.
Class of 2017: Ray Laughlin, Ginny Bertram, Hendrik van der Walt, Darrell Fryman
Class of 2018: Jane Tester, Tony Walters, Craig Leland, Tina Smith
Class of 2019: Bruce Stoltz, Gary Riegle, Helen Miller
First Presbyterian Church in Greenville, Ohio is a member of the Midwest Presbytery.