Membership: Chapters and Regions: Great Lakes Region: Ohio Chapter Ohio Chapter JURISDICTION: Ohio   CHAPTER OFFICERS     Richard J. Trott, SIOR Chapter President Phone: 614.241.4700 rtrott@ctmt.com   Anthony P. Witt, CCIM, SIOR Chapter Vice President Phone: 937.424.2444 twitt@ctmt.com G.F. Geoff Coyle, SIOR Chapter Treasurer Phone: 216. 861.5286 geoff.coyle@colliersom.com Michael R. Linder, SIOR Chapter Secretary Phone: 614.410.5628 mlinder@adenarealty.com Charles Ackerman, SIOR, CIIM Chapter Admissions Chair Phone:513.562.2266 chuck.ackerman@westshell.com Donna Haders Chapter Administrator Phone: 440.899.0010 djh@wherryassoc.com   Jeff Wherry Chapter Administrator Phone: 440.899.0010 jjw@wherryassoc.com CHAPTER CALENDAR 2010 Events Mar. 1 Chapter Meeting Columbus, OH Apr. 22-24 2010 SIOR Spring World Conference Hilton Bonnet Creek Orlando, FL   Oct. 21-23 2010 SIOR Spring World Conference Hilton Bonnet Creek Orlando, FL