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Gregg F. Witt

Senior Vice President

Gregg F. Witt Senior Vice President
Chicago 321 N. Clark Street
Suite 3400

Professional Experience

Gregg Witt is a Senior Vice President with the Office Occupier Practice Group at CBRE. A well regarded negotiator, Gregg provides his clients with a process driven approach and deep project understanding. He represents nonprofit organizations, corporations, privately held companies and professional firms. Gregg has been an integral part of more than 1,200 transactions and consulting assignments in excess of $2.0 billion over his 37 year career. Mr. Witt is also a member of CBRE’s Nonprofit Practice Group and is the Chicago Practice Leader. 

Gregg Witt joined CBRE following the firm’s merger with Insignia/ESG where he was a Senior Managing Director in the tenant representation group. He joined Insignia after its acquisition of Frain Camins & Swartchild, where he was a Principal and began his careen in 1981. 


Professional Affiliations / Accreditations

  • Active Office Designation, Society of Industrial and Office Realtors (SIOR)
  • Chicago Office Leasing Brokers Association Board of Directors 1987-1996, Treasurer 1992, Secretary 1993, Vice President 1994, President 1995
  • Jewish Child & Family Service Board of Directors 1994-2005, Vice President 1997-2002, President 2002-2004
  • Jewish Child & Family Service Endowment Foundation, Board of Directors 2002-current, Treasurer
  • Jewish Federation of Metropolitan Chicago Board of Directors 2002-2004
  • Young Men's Jewish Council Board of Directors 1981-1989, Secretary, Vice President
  • Zeta Beta Tau National Housing, Board of Directors 2014 - current, President
  • Zeta Beta Tau Foundation, Board of Directors 2004-2015, Vice President
  • American Society of Association Executives, Member
  • Association Forum of Chicagoland, Supplier Partner
  • Licensed Illinois Real Estate Broker  


  • Crain's Chicago Business List of Most Influential Commercial Real Estate Brokers 2017
  • Insignia/ESG Midwest Region Broker of the Year Award 1999
  • Insignia/ESG Unity Award 1999 for securing significant business through a coordinated multi-office approach
  • Greater Chicago Food Depository Office Broker of the Year Finalist 1999
  • Insignia/ESG Midwest Region Tenant Representation Broker of the Year 1998
  • ONCOR International President's Award 1991 and 1993


  • University of Denver, B.S.B.A.
  • Indiana University Kelly School of Business, M.B.A. 


News Publications

Articles on this page are published with permission.



  • A.C. Nielsen Co.
  • Advance Magazine Publishers
  • American Academy of Orthopaedic Surgeons
  • American Association of Diabetes Educators
  • American Association of Endodontists
  • American College of Chest Physicians 
  • American College of Healthcare Executives
  • American Family Insurance
  • American Institutes for Research
  • American Planning Association
  • Arch Insurance
  • Association Management Center
  • Barclays Capital
  • Bear, Stearns & Co.
  • Camp Dresser & McKee
  • Charles Schwab & Co.
  • Coca-Cola, U.S.A.
  • Easter Seals
  • Credit Suisse
  • Environmental Systems Design
  • E*Trade Financial
  • First Industrial Realty Trust
  • Fox Networks Studios
  • GCG Financial
  • International Association of Lighting Designers
  • International Paper
  • Kaye Scholer LLP
  • Jewish Federation of Metropolitan Chicago
  • National Financial Partners
  • National Board of Osteopathic Medical Examiners
  • National Restaurant Association
  • Quarles & Brady
  • Perkins & Will
  • Rehabilitation Institute of Chicago
  • RR Donnelly   
  • Swiss Re
  • Society of Thoracic Surgeons
  • TD Ameritrade
  • Tellabs
  • Ticketmaster
  • The Marmon Group
  • Toronto Dominion Bank
  • True Value Company
  • Union Tank Car   


Gregg F. Witt Senior Vice President
Chicago 321 N. Clark Street
Suite 3400