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John M. Underman, SIOR
Office Specialist
First Vice President, Colliers International
Two Miranova Drive, Suite 900
Columbus, OH 43215
United States
Phone: +1-
Cell: +1-614-402.8226
Chapter:   SIOR Ohio Chapter
Member Since: 2013
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John specializes in office leasing, tenant representation, and investment sales throughout Central Ohio and the United States. He provides tremendous value to his clients by combining a methodical approach with thorough knowledge, relentless effort, and strong communication skills. His personal approach, excellent negotiating skills and analytical ability enable him to successfully complete his assignments. John is part of the Office Service Group at Colliers International and is dedicated to developing new business opportunities for the company.

  • Costar Power Broker for Columbus Ohio Office Leasing 2008 & 2012
  • Columbus Board of Realtors 1031 Exchange Award
  • Rising Star Award 2007
  • Ohio Chapter CCIM Scholarship Recipient 2007
  • Grubb & Ellis National - Rookie of the Year 2006
  • Columbus Board of Realtors
  • Bachelor of Arts - University of Cincinnati
Areas of Practice
  • Tenant Representation
  • Landlord
  • Sale/Leasing
M2M Transactions

John Underman, SIOR

Colliers International
Columbus, OH

Bradford Kitchen, SIOR

Alterra Real Estate Advisors
Columbus, OH

$4,000,000 Office Sale

107,410 sq. ft. / 11 acres

Bradford represented Rush Creek Investors LLC

Worthington, OH - December 30, 2015
Conference History
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