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.

Larry Milles

Principal/Director of Architecture


Fifty years and millions of square feet later, Larry’s proven track record of national design excellence in architectural design speaks for itself. Larry’s clients appreciate his masterful expertise, which is evident from the initial client meeting and continues throughout the many design phases on the way to yet, another highly successful conclusion. Larry’s commitment to intelligent design is matched by his ability to relate and respond to his clients on every level. Whether in a corporate boardroom or on the links, Larry is the man to ‘make things happen.’


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.