SIOR Chicago hosts annual golf outing September 6, 2019 Share on Facebook Share on Twitter Share on LinkedIn Share via email The Chicago Chapter of the Society of Industrial & Office Realtors (SIOR) held its annual golf outing on Monday, July 29, at Chicago Highlands Club in Westchester, Illinois. More than 140 golfers attended and enjoyed the day of comradery despite a brief rain shower. The SIOR Chicago Chapter thanks our Platinum Sponsors for making this a memorable event year after year.