MTH played a large part in the 1996 renovation of Chicago Symphony Center including removing and replacing the bronze ticket booth doors, ornamental handrails, architectural rotunda stair, decorative wall grills and panels, exterior window wall and storefront systems, new column covers, providing new stage shell supports,, installing interior utility stairs, and all miscellaneous support steel throughout.

MTH Industries is the combination of four historically significant companies:

MTH Industries is the combination of four historically significant companies: Tyler & Hippach Glass Company, founded in 1886, Illinois Bronze Works, founded in 1923, Midwest Glass Company, founded in 1930, and Midwest Iron Works, founded in 1938.