Occupational Safety & Health Administration
Former Assistant Secretaries (1971 - 2009)
George Guenther
April 1971 - January 1973
M. Chain Robbins (Acting)
January 1973 - April 1973
John Stender
April 1973 - July 1975
Bert Concklin & Marshall Miller (Acting)
July 1975 - December 1975
Morton Corn
December 1975 - January 1977
Bert Concklin (Acting)
January 1977 - April 1977
Eula Bingham
April 1977 - January 1981
David Zeigler (Acting)
January 1981 - March 1981
Thorne G. Auchter
March 1981 - April 1984
Patrick Tyson (Acting)
April 1984 - July 1984
Robert A. Rowland
(Recess appointment; never confirmed)
July 1984 - July 1985
Patrick Tyson (Acting)
July 1985 - May 1986
John A. Pendergrass
May 1986 - March 1989
Alan C. McMillan (Acting)
April 1989 - October 1989
Gerard F. Scannell
October 1989 - January 1992
Dorothy L. Strunk (Acting)
January 1992 - January 1993
David Zeigler (Acting)
January 1993 - November 1993
Joseph A. Dear
November 1993 - January 1997
Gregory R. Watchman (Acting)
January 1997 - November 1997
Charles N. Jeffress
November 1997 - January 2001
R. Davis Layne (Acting)
January 2001 - August 2001
John L. Henshaw
August 2001 - December 2004
Jonathan L. Snare (Acting)
January 2005 - April 2006
Edwin G. Foulke, Jr.
April 2006 - November 2008
Thomas M. Stohler (Acting)
November 2008 – January 2009
Donald Shalhoub (Acting)
January 2009 - April 2009
Jordan Barab (Acting)
April 2009 - December 2009