SEPTEMBER 2025  15 
•  Wintrust Investments, LLC | February 1, 1930
•  Quincy Area Chamber of Commerce | January 1, 1936
•  Quad Cities Chamber of Commerce | February 1, 1938
•  Jefferson County Chamber of Commerce | January 1, 1943
•  State Farm Insurance Companies | April 1, 1943
•  Streator Area Chamber of Commerce & Industry | 
January 1, 1944
•  RiverStone Group, Inc. | January 1, 1944
•  Galesburg Area Chamber of Commerce | January 1, 1944
•  Ameren | January 1, 1944
•  Marathon Petroleum Company LP | January 14, 1944
•  Champaign County Chamber of Commerce | 
February 1, 1944
•  Illinois American Water | February 1, 1944
•  Dixon Chamber of Commerce and Main Street | 
February 1, 1944
•  Charleston Area Chamber of Commerce | February 1, 1944
•  IL Valley Area Chamber of Commerce & Econ. Development | 
February 1, 1944
•  Vermilion Advantage, NFP | March 1, 1944
•  W. H. Maze Company | March 1, 1944
•  Rockford Chamber of Commerce | March 1, 1944
•  Modern Woodmen of America | May 1, 1944
•  The Greater Springfield Chamber of Commerce | May 1, 1944
•  Mattoon Chamber of Commerce | June 1, 1944
•  Jacksonville Area Chamber of Commerce | June 1, 1944
•  Sauk Valley Area Chamber of Commerce | June 1, 1944
•  AT&T Illinois | June 1, 1944
•  Caterpillar Inc. | June 1, 1944
•  Maclean-Fogg Company | July 1, 1944
•  Royal Neighbors of America | July 1, 1944
•  Peoria Area Chamber of Commerce | August 1, 1944
•  The Casper Stolle Quarry & Contracting Co. | August 1, 1944
•  Motorola Solutions, Inc. | August 1, 1944
•  Pekin Area Chamber of Commerce | October 1, 1944
•  McLean County Chamber of Commerce | October 1, 1944
•  Elgin Area Chamber of Commerce #1077 | October 1, 1944
•  The Greater Centralia Chamber of Commerce | 
November 1, 1944
•  Deere & Company/ November | November 1, 1944
•  Decatur Regional Chamber of Commerce | 
December 1, 1944
•  Catholic Order of Foresters | December 1, 1944
•  Ford Motor Company | January 1, 1945
•  Lawrence County Chamber of Commerce | October 1, 1945
•  Sidley Austin LLP | October 1, 1945
•  Greater Aurora Regional Chamber of Commerce | 
January 1, 1946
•  Hinsdale Chamber of Commerce | June 1, 1946
•  Crystal Lake Chamber of Commerce | June 1, 1946
•  American School | December 1, 1946
•  Thomas Mamer LLP | January 1, 1947
•  Vulcan Materials Company | May 1, 1948
•  S & C Electric Company | May 1, 1948
•  Western Structural Company | June 1, 1948
•  The Farmers State Bank and Trust Company | July 1, 1948
•  Verizon Communications | August 1, 1948
•  United Conveyor Corporation | June 1, 1949
•  Warwick Publishing Co. | June 1, 1949
•  Illinois Broadband & Telecommunications Association | 
June 1, 1949
•  Security Lumber and Supply Co. | July 1, 1949
•  Richards Brick Company | July 1, 1949
•  Kriegsman Transfer Co. | September 1, 1949
•  Bound To Stay Bound Books Inc. | October 1, 1949
•  Blue Cross & Blue Shield of Illinois | March 1, 1950
IN RECOGNITION OF OUR LONG-STANDING MEMBERS

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