List of Major Clients in Chicago, Illinois
- A Schulman
- Abbott Laboratories
- Allstate
- Andrew
- Ann Robert H Lurie Childrens Hospital
- Aon
- AptarGroup
- Archer Daniels Midland ADM
- Arthur J. Gallagher
- Baxter International
- Brookdale Senior Living
- Brunswick
- CF Industries Holdings
- CME Group
- Capgemini
- Career Education
- Careerbuilder
- Chicago Public Schools
- Colliers International
- Concordia University Chicago
- Corn Products
- DePaul University
- DeVry University
- Deere
- Disney
- Dough
- Elmhurst College
- Equity Residential
- Exelon
- Fortune Brands
- GE Transportation
- General Growth Properties
- Groupon
- Hines VA Hospital
- Hospira
- Hub Group
- Illinois Institute of Technology
- Integrys Energy
- Jewish Child and Family Services
- Jones Lang LaSalle
- Lafarge
- Loyola University of Chicago
- Marquette University
- McDonald's
- Metal Management
- Molex
- Motorola
- Nalco Holding
- NiSource
- Nicor
- NorthShore University HealthSystem
- Northern Trust
- Northwestern Memorial Hospital
- Northwestern University
- OakLeaf Surgical Hospital
- OfficeMax
- Old Republic
- Packaging Corp
- Pactiv
- PepsiCo
- Pizza Hut
- Quinn Emanuel
- R.R. Donnelley & Sons
- Raise
- Regent Surgical Health
- Riverside Medical Center
- Rockford Health System
- Russell Investments
- Sara Lee
- Sears Holdings
- Sirva
- Smurfit-Stone
- Solo Cup
- Sumitomo Steel
- Telephone & Data
- Tellabs
- Tenneco
- The John Marshall Law School
- Tribune
- USG
- United Airlines
- United Stationers
- Unitrin
- University of Chicago
- University of Chicago Medical Center
- University of Illinois Medical Center at Chicago
- University of Illinois at Chicago
- University of Illinois at Urbana-Champaign
- University of Wisconsin - Milwaukee
- WW Grainger
- Walgreens
- Wrigley
- Zodiac Aerospace
