about

Staff Profiles

Stephen A. Dlugos, P.E.
Principal

Stephen A. Johnston, Ph.D.
Principal

Christina C. Kelley
Office Manager

Christopher J. Kelley, LEED Green Assoc.
Engineering Associate & Historic Preservation Specialist

G. Douglas White, P.E., R.P.A.
Principal

 

 

 

Group photo by Kathryn A. Brown

Staff photo
301 North Fairfax Street, Suite 108    Alexandria, VA 22314    703.548.3403    info@tdlengineers.com