American University
Atlantic Builders
Branch Bank & Trust – BB&T
Centex Construction Co.
Consolidated Engineering
Egyptian Embassy
Episcopal High School
Grunley Construction, Inc.
Historic Mount Vernon
HITT Contracting

INOVA Hospital Systems
International Country Club
Maryland National Parks & Planning Commission
McGrath Contracting
Nextel
NorthWest Federal Credit Union
Oakcrest Girls School
Raytheon
Royal Netherlands Embassy
The Korte Company
Turner Construction
Twin Contracting
Unitarian Universalist Church of Arlington, VA
United Way National Capital
US General Services Administration
Verizon
Virginia Department of Transportation
Washington International School
WETA
Whiting-Turner Contracting Co.