Attractive commercial development in downtown Edwardsville located directly across the street from Madison County Courthouse. When completed in 1990, it received the Edwardsville-Glen Carbon Chamber of Commerce Mayor's Key Business Award.

Balke Brown Transwestern developed two of the three office buildings in the Mark Twain Plaza development. Mark Twain Plaza I & II are two identical brick buildings that total 89,118 square feet and are joined by a central courtyard.