Leadership

leadership
Our Executive Team
R. Joseph Blackstone President

R. Joseph Blackstone
President

Angela M. Shumpert

Angela M. Shumpert
Vice President

Mark A. Bonk

Mark A. Bonk
Director of Operations

Dana M. Williams

Dana M. Williams
Director of Operations

G. Elena Valdes

G. Elena Valdes
Director, Human Resources

Robert A. Scheffler

Robert A. Scheffler
Director, Training & Safety

Ta Shaunda L. Shumpert

Ta Shaunda L. Shumpert
Director, Business Development & Marketing