Willoughby Western Lake County Chamber of Commerce

ThenDesign Architecture (TDA)



About Us

Since 1951, ThenDesign Architecture (TDA) has a history of success stories in planning, architecture and interior design. Headquartered in Downtown Willoughby, our extensive experience delivers to clients across the country for services including site assessments, master plans, capital improvement projects, renovations and new construction. A talented staff of over 50 team members is comprised of planners, architects, interior designers and communication specialists.

Rep/Contact Info

Christopher Smith