Present and Past DEC Commissioners
Commissioners of the Department of Environmental Conservation
Henry L. Diamond, July 1970 - December 1973
James L. Biggane, December 1973 - December 1974
Ogden Reid, January 1975 - May 1976
Peter A. A. Berle, May 1976 - January 1979
Robert F. Flacke, January 1979 - December 1982
Henry G. Williams, January 1983 - June 1987
Thomas C. Jorling, June 1987 - February 1994
Langdon Marsh, March 1994 - March 1995
Michael D. Zagata, March 1995 - December 1996
John P. Cahill, January 1997 - March 2001
Erin M. Crotty, March 2001 to February 2, 2005
Denise M. Sheehan, February 3, 2005 - January, 2007
Pete Grannis, April, 2007 - Present
Commissioners of the Conservation Department
Alexander McDonald, 1929-1930
(Also served as Commissioner of the Conservation Commission 1922-1928)
Henry Morgenthau, Jr., January 1, 1931 - March 1, 1933
Lithgow Osborne, March 2, 1933 - November 6, 1942
John T. Gibbs, November 7, 1942 - December 31, 1942
John H. Halpin, January 1, 1943 - September 1, 1943
John A. White, 1943 - December 31, 1944
Perry B. Duryea, April 11, 1945 - 1954
Louis A. Wehle, January 1, 1955 - August 1956
Sharon J. Mauhs, September 1956 - 1958
Harold G. Wilm, 1959 - January 20, 1966
R. Steward Kilborne, January 21, 1966 - 1969
