One of the most versatile architecture firms in the Chicago area, Downey Szafarz Architects, Inc. (DSA) specializes in the design and renovation of the north shore's finest homes. DSA handles projects ranging from renovations and additions to new homes between 2,000 to 30,000 square feet. DSA also designs multi-family and single family projects, and commercial projects such as restaurants, retail/office, automotive, medical, public and park district structures.