Quadrant Design, architects and planners, architecture, planning,  building partners, construction management, Southern Illinois,  St. Louis, AIA, Waterloo, Columbia, Red Bud, Valmeyer, Belleville, Chester, Chicago, Evansville, Freeburg, Millstadt, New Athens, Marissa, Sparta, Monroe, St. Clair, Randolph County, church, office, residential, house, school, fire station, city hall, community center, Harry Weese, Ellerbe Becket, Christopher Rudolph

Quadrant Design is a full service architectural and planning firm serving businesses, developers, non-profit groups, churches, government agencies, and homeowners throughout Southern Illinois, St. Louis, and Southeast Missouri.

The American Institute of Architects - Southern Illinois recently honored several projects including two by Quadrant Design.

Thanks to our clients who risked a great deal to accomplish these successful projects!

Our website is currently under construction.

Please feel free to contact us by phone or email:

Quadrant Design, Inc.

135 S. Main Street

Waterloo, Illinois  62298

phone:  618.939.0606

fax: 618.939.0607

email addresses:

    © 2008 Quadrant Design, Inc.

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