Every day, wherever you are, your life is affected by design. We believe that design can enrich the lives of all those it touches. This is our passion and our promise.

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

Based in Willoughby, OH with an office in Pittsburgh, PA, our core markets include / hospitality, sports/recreation, education, senior living and preservation

valuing people /
Our firm operates on the principle that design should value people. Whether it’s the individuals and communities we’re designing for, the clients we serve and partner with, or the creative individuals we hire, people come first.


10/07/14
TDA wins Crain’s Fast 50 Award

09/29/14
TDA recognized as one of the fastest growing companies

09/16/14
Proud sponsor of the Willoughby 5K

08/18/14
TDA welcomes Wade to our team!

08/11/14
TDA welcomes Sandi to our team!

07/31/14
TDA welcomes Lauren to our team!

07/08/14
Fore for Education

06/23/14
TDA welcomes back Claire to our team!

06/20/14
Chris Smith to present at Model Schools Conference

06/07/14
TDA welcomes Ed to our team!

06/06/14
TDA welcomes Mark to our team!

05/20/14
TDA & the ACE Mentor Program

05/08/14
Congrats to Jeff Henderson on the ACE Mentor Award!


Wickliffe’s LAB Project

05/06/14
A vision for North Ridgeville Schools


Happy Cinco de Mayo

04/29/14
Stop by to see us at the OHCA Convention & Expo

04/23/14
Construction bids awarded for Lorain High School

04/17/14
WhirlyBall!

04/04/14
It’s Tribe Time

02/19/14
USA Wrestling partners with SPIRE Institute

02/07/14
Cleveland Heights-University Heights Schools choose TDA

02/04/14
North Ridgeville Schools select TDA

01/21/14
TDA wins 2014 NEO Success Award

12/13/13
SPIRE to host NCAA Championships

12/11/13
TDA Tidings + Cheer

11/21/13
AIA Student Merit Award Winner

11/20/13
Cleveland celebrates grand opening of STEM school on CSU campus

11/15/13
New consolidated campus for Brooklyn Schools

11/07/13
Join us! 2013 OSBA Conference + Trade Show

11/05/13
Wellington gets first look at new middle school

10/22/13
Dedication of Thiel College’s Bly Hall

10/18/13
Bob Fiala honored as the Chamber Bright Star 2013

10/17/13
TDA welcomes Lindsey to our team

10/08/13
Weatherhead 100 selects TDA

10/04/13
TDA shares in national award

10/01/13
The University of Notre Dame dedicates the new Stinson Rugby Field

09/30/13
Cleveland Proud

09/26/13
New Lorain High School receives praise

09/23/13
NASDAQ welcomes TFS Team

09/18/13
Cleveland State University welcomes STEM students

09/17/13
TDA runners conquer Willoughby 5K

09/11/13
Summertime…time to sit back and unwind

09/06/13
TDA named Best Workplace for Top Talent

09/04/13
The Gardens at Market Square Groundbreaking!

08/20/13
Performing Arts Centers featured in Properties Magazine

08/02/13
Cloverleaf Elementary School achieves LEED Silver!

07/24/13
Lorain High School & Lorain County Community College join forces

07/22/13
TDA welcomes Steve to our team

06/11/13
CMSD students go green

06/04/13
Casey is 6 today!

06/03/13
Bailey Building wins Preservation Award


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