1898: Sigvard Gundersen
1899–1900: Olav Voss
1901–02: Ludvig Müller
1903: Ludvig Bergh
1904: Halfdan Christensen
1905–06: Theodor Blich
1907–12: Ludvig Müller
1913: Harald Stormoen
1914–18: Thomas Thomassen
1919: Theodor Blich
1920: Thorleif Klausen
1921–23: Harald Stormoen
1924: Thomas Thomassen
1925–27: Harald Stormoen
1928–31: Einar Sissener
1932–39: Egil Hjorth-Jenssen
1940: David Knudsen
1941–44: Harald Schwenzen
1945: Georg Løkkeberg
1946–50: Jens Gunderssen
1951–56: Ella Hval
1957: Øyvind Øyen
1958–61: Ella Hval
1962–64: Gunnar Olram
1965–66: Ella Hval
1967–68: Bjarne Andersen
1969–73: Knut M. Hansson
1974–76: Finn Kvalem
1977–79: Karen Randers-Pehrson
1980–94: Ragnhild Nygaard
1995–2000: Bernhard Ramstad
2000–2011: Agnete G. Haaland
2011–2015: Hauk Heyerdahl
2015–2023: Knut Alfsen
2023–: Per Emil Grimstad