03/02/20 – 11/21/21 D. Britton Chambers
11/21/21 – 11/19/23 Malachi S. Pancoast
11/16/23 – 11/16/25 Charles Cope
11/16/25 – 11/21/27 Malachi S. Pancoast
11/21/27 – 11/19/28 E.S. Hann
11/19/28 – 11/18/35 Albert E. Gibson Sr.
11/18/35 – 11/16/36 George Karge
11/16/36 – 11/15/37 Alfred Berger Jr.
11/15/37 – 11/15/43 S. Franklin Pancoast Sr.
11/15/43 – 11/18/46 Albert E. Gibson Sr.
11/18/46 – 11/15/48 William Steele
11/15/48 – 11/17/52 Edward Haggerty
11/17/52 – 11/21/55 John J. Korenko
11/21/55 – 11/20/61 Frank Hancock
11/20/61 – 11/19/62 Lester C. Peifer
11/19/62 – 11/16/64 John K. Cowley
11/16/64 – 11/21/66 William Parker Sr.
11/21/66 – 11/20/67 Lester C. Peifer
11/20/67 – 11/17/69 Alfred Berger III
11/17/69 – 01/27/71 John Manning III
01/27/71 – 02/24/71 Robert Peel
02/24/71 – 11/15/71 C. Edgar Barbour Jr.
11/15/71 – 12/31/77 Emmett E. Price
01.01/78 – 12/31/80 Joseph S. Burns
01/01/81 – 12/31/87 Edward L. Clapper
01/01/88 – 01/09/89 John F. Gallagher
01/09/89 – 12/31/03 William F. Woolston III
01/01/04 – 12/31/09 Edward Clapper