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ThenDesign (TDA) specializes in /
architecture, planning, and interior design

Based in Willoughby, Ohio our core markets include /
education, commercial/retail, sports/recreation, and hospitality

We pride ourselves on our unparalleled commitment to client relationships. Our interactive process allows us to engage and collaborate as a team, resulting in design that is intelligent and creative.

While we maintain a strong regional presence, our global experience has enhanced the way we view each project, allowing us to produce designs that are both culturally and environmentally responsible.

TDA's tagline, "think, design, act," speaks to our business philosophy / we consider your needs first to generate personalized, insightful, and aesthetically appealing designs.