Michael Yoh is president of Day & Zimmermann's Munitions business.

Mr. Yoh has held a number of increasingly responsible technical and management positions throughout Day & Zimmermann since joining the company in 1985, including assignments in engineering, operations, production, business development, quality improvement and contract negotiation and management.
 
Mr. Yoh serves as president of the Duke University Engineering Alumni Council, is a member of several boards, including the executive board of the Duke University Alumni Association, the board of directors of the National Defense Industrial Association's (NDIA) Delaware Valley Chapter, and the executive board of the Boy Scouts of America's Cradle of Liberty Council.

Mr. Yoh holds a bachelor of science in Engineering from Duke University.