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![Commander Commander](images/leadership/COL_Harwell_150.jpg)
Commander
Col. James P. Harwell
Colonel Harwell hails from the Midwest and grew up in the United States Army. He is a 1999 graduate of Indiana University where he was commissioned in the U.S. Army Chemical Corps.
Command Sergeant Major
CSM David C. Henderson
CSM David C. Henderson is a native of Reynoldsburg, Ohio. He enlisted in the United States Army in July 1997 and attended (CBRN) One Station Unit Training in Company C, 82d Chemical Battalion at Fort McClellane.
![Technical Director Technical Director](images/leadership/TechnicalDirector_150.jpg)
Technical Director
Dr. Chris Olson
Dr. Olson directs the development of long-range, strategic resource plans, ensures technical expertise in DPG’s mission, and sets standards for leadership and management.
![Director, WDTC Director, WDTC](images/leadership/Harris_150.jpg)
Director, WDTC
Mr. Ryan W. Harris
Ryan Harris is currently serving as the Director for West Desert Test Center, Dugway Proving Ground.