• Federal Reserve Bank of Chicago
  • Mesirow Financial
  • United Benefit Advisors
  • Institute of Internal Auditors
  • Society of Financial Service Professionals
  • Assurance Agency
  • PepsiCo
  • Jones Lang LaSalle
  • Building Owners and Managers Association
  • United Airlines
  • American Inst. of Architects
  • Orbitz Worldwide
  • Abbott
  • Navistar Financial
  • Grant Thornton
  • Professional Convention Management Assn.
  • ADP
  • Microsoft
  • Meeting Planners International
  • Motorola
  • Pure Health Systems, Inc.
  • National Electrical Contractors Assn.
  • Blue Cross Blue Shield of IL & NM
  • National Marine Manufacturers
  • Grant Thornton
  • American Marketing Association
  • USG
  • Institute of Internal Auditors
  • GATX
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