General Contractors

Alter Construction
Arco Murray
Berglund Construction
Bulley & Andrews
Crane Construction
Duke Construction
Executive Construction
F.H. Paschen
Gilbane
Interior Construction Group
International Contractors
JT Magen
Leopardo Construction
Morgan Harbour
Pepper Construction
Power Construction
Ragnar Benson
Ryan Companies US
Sollitt Construction
Sonoma Construction
The Hearn Company
Valenti Builders
Walsh Construction
W.E. O'Neil Construction


End Users

Arden Realty
Apple
Bank of America
Benedictine University
Berkley Underwriting
Blue Cross Blue Shield
BMO Harris Bank
CBS
Central DuPage Hospital
Chicago Public Schools
Cisco
Classified Ventures
CNA
Comcast
ComEd/Exelon
DeVry
Duff & Phelps
DuSable Museum
EF International
Federal Reserve Bank
Tribeca
Globalcom
Golin Harris
Google
Guggenheim Partners
Harris Bank
IBM
Interface
Jewel
John Buck
Jump Trading
KPMG
Kraft Foods
Lurie Children's Hospital
Mariano's
Monster.com
Morton’s Steak House
Navigant Consulting
Navistar
Northshore Retirement Home
Northwestern University
Oracle
Our Lady of Guadalupe
Plante Moran
PricewaterhouseCoopers
Private Bank
Rosebud Restaurants
Rush Hospital
Signature Flight
SPA
Swedish Covenant
Trump Tower Chicago
United Airlines
University of Chicago
Unum
U.S. General Services Admin
VOA
Walgreen Co.
WCIU TV26
Wells Fargo
Westmoreland Country Club
Yahoo!