Roger L. Williams, M.D. Chief Executive Officer Download (1081 KB) William F. Koch, M.S., Ph.D. Chief Standards Acquisition and Metrology Officer Download (1414 KB) Susan S. de Mars, J.D. Chief Documentary Standards Officer and General Counsel Download (174 KB) Brian L. Hendrix, M.S. Chief Finance and Administration Officer Download (125 KB) Laura Viehmyer, SPHR, CEBS, CAE Vice President, Human Resources Download (101 KB) Matthew Heyman, M.S. Vice President, External Affairs and Strategic Integration Download (6 KB)