- 78 RED
- AARP
- ABC
- Abraham Lincoln Bookstore
- Accenture
- Access Living
- Alligator Records
- Anheuser-Busch
- Anti-Cruelty Society
- Apple
- Ariel Capital
- AVW/Telav
- Bad Boy Entertainment
- Bader TV News
- Baird & Warner
- BBDO
- BCFM
- Ben Whitehouse
- Bill Winston Ministries
- BMO Financial Group
- Buck Consultants
- C2 Legal
- Calphalon
- Cathlolic Charities
- CBS
- Chessboard Consulting
- Chewbone Animation
- Chicago Board of Trade - CBOT
- Chicago Bulls
- Chicago Climate Exchange
- Chicago Focus
- Chicago Human Rhythm Project
- Chicago Police Department
- Chicago Public Library
- Chicago Public Schools - CPS
- Chicago Transportation Authority - CTA
- Chicago Tribune
- Clear!Blue
- Clio Awards
- Columbia College Chicago
- CPO Direct
- Dave & Buster's, INC.
- DDB Needam
- Dean Foods
- DecisionQuest
- Dell Hall
- Department of Homeland Security
- Diageo
- Digital Legal Video
- Dinamica
- Draft Worldwide
- Dyadic International
- Easter Seals
- Eaton
- Edelman Worldwide
- Electronic Arts
- Eli's Cheescake
- Endemol International
- Epilepsy Foundation
- Esquire Deposition Service
- Euro RSCG
- Exelon
- Fado
- FBI
- Federal Reserve Bank
- Final Call
- Flowers Communications
- Four Seasons
- FOX News
- Freeborn Peters
- Friends of the IDF
- Frontera Grill
- FTI Consulting
- Gameplan
- Gene Siskel Film Center
- Genesis Custom Airliners
- GES
- Gilda's Club
- Global Casting Corp.
- GMR Marketing
- Golin Harris
- Grainger Industrial Supply
- Greater Fort Lauderdale Convention & Visitors Bureau
- Harry Caray's Restaurant
- Haymarket Center
- Hilton
- House Of Blues
- Howl At The Moon
- HRDI
- HUD
- Ikon
- Illinois Hunger Coalition
- Illinois Information Services
- Information Resources - IRI
- Insight Research
- Institute of Food Technologies
- International Carwash Association
- Jenner & Block
- Johnson + Bell
- JUF
- Kalidescope Group
- Keller Williams
- Koenig & Strey
- L'oreal
- LaSalle Bank
- Legacy Marketing
- Lenox Suites
- Leo Burnett
- Lettuce Entertain You Enterprises
- MacGraw Hill
- Macy's
- Maggiano's
- March of Dimes
- Marin Corp Productions
- Market Data Corporation
- Mayer Brown Rowe & Maw
- McDonald's
- Medical Brodcasting Corporation
- Meisrow Financial
- Mercer Human Resources
- Merchandise Mart Properties
- Morgan Stanley
- Morton Salt
- Museum of Contemporary Art - Chicago
- Museum of Science and Industry
- N'Digo
- NARAS
- National Association of Realtors
- National Center on Poverty Law
- National Museum of Mexican Art
- National PTA
- Navteq
- NBC
- Newark InOne
- Nordstrom
- Northwestern Mutual
- Northwestern School of Law
- Northwestern University
- Operation Homelink
- P.A.W.S.
- Paul Harvey News
- Peak Construction
- Pepsico
- Perkins + Will
- Playboy
- Pop Art Galleries
- Props Visual
- PSAV
- Publicis Group
- Quaker Oats Company
- Raceline Motorworks
- Ramsey Lewis
- Research International
- Richardson Seating Corporation
- River Productions
- Rockit Ranch
- Rush College of Nursing
- Rush-Copely Medical Center
- Ryerson
- San Miguel Schools
- Schawk
- Shore Bank
- Sidley Austin
- Siteholder Records
- Skidmore Owings Merril
- Slack Barshinger
- Smith Bucklin
- Smith Research
- Starcom Entertainment
- The Conbrio Group
- The Palmer House - Hilton
- The Reilly Group
- The Shriver Center
- The Whitehouse Post
- Townstone
- Turtle Wax
- U.S. Concepts
- U.S. Department of Housing
- Unilever
- Union League Club of Chicago
- Universal Overall Company
- University of Chicago
- University of Chicago Graduate of Business
- University of Illinois - Chicago
- USG
- Valerie Denney
- Victory Records
- VIP Sports Marketing
- Wachovia Securities
- Wagstaff Worldwide
- Walton | Isaacson
- Westin
- William Blair & Company
- Williams Labadie
- Williams Lea
- Wisdom Books
- Wm. Wrigley, Jr. Company
- WVON 1690AM
- WYCC
- YMCA
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