Contact Us

E-mail Us:

Division Leaders

Jeffrey T. Crate, P.G. – Solid Waste
jcrate@daa.com

Jeffrey N. Lighthiser, P.E. – Site Planning and Engineering
jlighthiser@daa.com

Kenneth M. Piazza, P.E. – Geotechnical
kpiazza@daa.com

Fred T. Pribble, P.E. – Utilities
fpribble@daa.com

David W. Spriggs, P.E. – Structural
dspriggs@daa.com

Stephen G. Werner, P.E. – Environmental
swerner@daa.com

Lee O. White, L.S. – Surveying
lwhite@daa.com

Career Information

Tara Quinn
tquinn@daa.com

Water and Wastewater Survey/Reports: 

wssurvey@daa.com

General Information:

daa@daa.com

CEO/President

William A. Aden, P.E.
waden@daa.com

Chief Operating Officer

Richard M. DiSalvo., Jr., P.E.
rdisalvo@daa.com

Chief Financial Officer

Theresa J.A. Turner, CDA, PHR
tturner@daa.com

Director of Marketing and Strategic Growth

Jeffrey N. Lighthiser, P.E.
jlighthiser@daa.com

Office Managers

Scott Kroll, P.E. – Blacksburg
skroll@daa.com

Thomas S. Cox, P.E. – Charlottesville
tcox@daa.com

David W. Spriggs, P.E. – Richmond
dspriggs@daa.com

Tim Dean, P.E., LSIT - Hampton Roads
tdean@daa.com