DOWNERS GROVE, ILL. — Bianco Properties has acquired Main Street Square in Downers Grove for an undisclosed price. The 56,000-square-foot shopping center is located at the intersection of Butterfield and Finley roads near I-355. Tenants include Duluth Trading Co., H&R Block and Subway. This is Bianco’s fifth acquisition in the Chicago metro. Mid-America Real Estate Corp. brokered the sale on behalf of a Denver-based private investor, according to the Daily Herald.