Vincent R. Chitren 02 Aug 1992	George R. Stanley 02 Nov 2004	John D. Dobak 24 Jun 2005	John E. Weiler Jr. 06 Jun 2008
Joseph R. Cote 21 Dec 2011	Darrell G. Houston 24 Mar 2012	Fredrick A. Johnson 03 Jul 2022	Robert P. Koontz 27 Jan 2025

Henry B. Fisher, Jr. 19 Jan 2026	Clarence E. Endy, Jr. 15 Mar 2026	Davis F. Tarr 12 May 2026