Illinois Chapter of the IAAO
The Illinois Chapter of IAAO is a non-profit, educational organization with a mission to promote professional development in assessment administration and property valuation by providing educational opportunities throughout Illinois. We are a professional membership organization of government assessment officials and others interested in the administration of the property tax in Illinois. Our parent association, the International Association of Assessing Officers (IAAO) is the internationally recognized global leader and preeminent source for innovation, education and research in property appraisal, assessment administration, and property tax policy.
IAAO Illinois Chapter Executive Officers
President - Dale D. Butalla, CIAO-M (Will County - Region 1)
Vice-President - Chesney M. Leafblad, CIAO-M (Lake County - Region 1)
Executive Committee Member at Large - Mark D. Armstrong, CIAO-M (Kane County - Region 1)
Secretary - Timothy A. Jorczak, CAE, AAS, CIAO (McLean County - Region 2)
Treasurer - Ronald A. Kane, CIAO-I
Executive Committee Region 1 Representative - John Barrington, CIAO (Lake County)
Executive Committee Region 2 Representative - Brent D. Dornon, RES, AAS, CIAO (Peoria County)
Executive Committee Region 3 Representative - Jason D. LeMar, CIAO (Menard County)
Inaugural Executive Board Meeting (Pictured L to R: Josh Barnett, Education Advisory Member; Chesney Leafblad, Vice President; Adrianne Bailey, Education Advisory Member; Tim Jorczak, Secretary; Dale Butalla, President; Mark Armstrong, Member at Large; Brent Dornon, Region 2; Jason LeMar, Region 3. Not Pictured: John Barrington, Region 1; Ronald A. Kane, Treasurer)
Chapter display at 2019 IPAI Spring Conference in Normal.
Registration Now Open for IAAO 101
March 23-27, 2020
Normal, Illinois
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