About Gray Design Group

Gray Design Group is one of the leading multi-disciplined architectural, interior, planning, branding and graphic design firms in the Midwest. With over 40 years of experience and thousands of successful projects, Gray continues to deliver exceptional, vibrant designs throughout the U.S. and abroad.

Tobias Heddinghaus



A dedicated and gifted craftsman, Toby’s easygoing manner is an attractive facade for an extremely focused and tenacious individual. He is well respected by both peers and clients alike for his intellectual expertise, technical ability and concern for the environment as he successfully translates each project’s requirements into well-implemented, thoughtful designs. Toby’s pragmatic perspective and meticulous attention to detail further enhance the quality level of each project from the initial design phase through final documentation.


Creative. Collaborative. A Trusted Partner. The ‘Clear Choice’. Want to hear what else people say about their experience with Gray? Take a peek at some of our most recent client recommendations.