PLATINUM SPONSORS

Abdo Development, LLC

Akridge

Archstone

Arnold & Porter LLP

Baker Tilly

Boston Properties, Inc.

Brookfield Office Properties

Clark Construction Group, LLC

Donatelli Development

EagleBank

First Potomac Realty Trust

Forest City Washington

Gould Property Company

Goulston & Storrs

Hines

Holland & Knight LLP

The JBG Companies

McKissack & McKissack

MRP Realty

Pillsbury Winthrop Shaw Pittman LLP

PN Hoffman, Inc.

Property Group Partners

Reed Smith LLP

Republic Properties Corporation

Skidmore, Owings & Merrill

Terra Nova Title & Settlement Services

Tishman Speyer

Turner Construction Company

Urban Pace, LLC

Venable LLP

VOA Associates, Inc.

Vornado/Charles E. Smith

William C. Smith + Co.