Share Icons Properties Properties Boston MA The Grain Exchange Office Contact Information Brian Amerault, Operations Manager (617) 451-2100 Email 177 Milk Street, Boston, MA, 02109 The Numbers Floors 9 Square Footage 75k Completion 2016 The Grain Exchange building, constructed in 1892 and the original home of the Boston flour and grain exchange, is one of Boston's most striking buildings. Amenities Related Beal Headquarters, Recently Renovated Lobby and Entryway, Designated Boston City Landmark Design & Construction Management Company Related Beal Management Market status Open Gallery