> DAVID M. SCHWARZ ARCHITECTS, INC. District of Columbia Since: 1978 DAVID M. SCHWARZ ARCHITECTS, INC.
> DIVERSIFIED ENTERPRISES GROUP LLC District of Columbia Since: 2010 DIVERSIFIED ENTERPRISES GROUP LLC
> CAUDILL WEBSITE DESIGN & CONSTRUCTION INC District of Columbia Since: 2004 CAUDILL WEBSITE DESIGN & CONSTRUCTION INC
