Diana C. Whisenant, SIOR

Diana C. Whisenant, SIOR

Executive Managing Director - Corporate Services


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Diana specializes in transaction management for corporate clients. This includes global portfolio management, strategic consulting, site selection, property acquisitions and dispositions. The overarching goal is to create transparency and centralize the real estate portfolio, eliminate legacy issues, and implement cost-saving strategies. Her experience living and executing transactions abroad makes her well suited to partner with multi-national firms seeking expert advice on critical cross-boundary real estate decisions.

Diana is a licensed commercial real estate salesperson in the State of Ohio, assisting owners and tenants with site selection, leasing activity, property sales, acquisitions and investment transactions. Prior to joining Hanna Commercial, Diana worked for the City of Cleveland in the Department of Community Development


 • NAIOP Transaction of the Year - 2022
 • NAIOP Broker of the Year - 2022
 • NAIOP Industrial Transaction of the Year - 2019, 2016
 • Crain’s Women in Real Estate - 2018
 • Midwest Real Estate News 2015 Commercial Real Estate  Hall of Fame
 • Member of the Year, Commercial Real Estate Women (CREW) Cleveland (2014)     
 • NAIOP International Industrial Broker of the Year 2014, 2013, 2012, 2011, 2010, 2009
 • NAIOP International Office Transaction of the Year - 2011, 2009
 • Crain’s Cleveland Business 40 Under 40 Honoree 2011
 • Transaction Award: Goodyear Sale of Land, Taiwan $41 Million USD (12 Acres)
 • Transaction Award: Sale of Land in Morocco for $15.6 Million USD (55 Acres)


• SIOR (Society of Industrial and Office Realtors)
• Commercial Real Estate Women (CREW) Cleveland: President 2014; National Network Liaison 2013; Programs & Professional Development Chair 2011-12
• Cleveland Union Club: Engaging Women’s Club & Membership Committee


• Master of Urban Planning, Design, Development: Cleveland State University
• B.A., Environmental Policy & Analysis, Cum Laude: Bowling Green State University
• Coursework in Urban Design & Architecture: Kent State University, Florence, Italy
• Ohio Real Estate Sales License
• Core Components of Commercial Brokerage: Society of Industrial and Office Realtors (SIOR)
• Completed Certified Commercial Investment Member (CCIM) Courses 101,102, 103 & 104