Robertson–Cataract Electric Building, also known as The Corn Exchange and 100 South, is a historic commercial building located in downtown Buffalo in Erie County, New York. It was built in 1915–1916, and is a four-story, five-bay, reinforced concrete building faced in brick in the Renaissance Revival-style. The building was expanded in 1919. It features terra cotta and polychromatic brick details in hues of red, brown, and purple. It originally housed a retail showroom and warehouse space for the Robertson–Cataract Electric Co. ()
In July 2012, global engineering firm T. Y. Lin International announced it would lease 6,500 square feet in the building."Global firm leases spot in 1916 site," The Buffalo News, July 13, 2012
It was listed on the National Register of Historic Places in 2012.
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