Engineering
Architecture
Planning

TKDA is a full-service engineering, architecture and planning firm committed to improving communities, helping business and industry grow and building long-term relationships with our clients. We have been serving clients across the country for more than 105 years. With a team of 250 highly trained employee-owners, TKDA is your single source for lasting design solutions.

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Our Work
The right solutions to meet all your needs

Our experienced in-house team of architects, engineers and planners is ready to take on your toughest project. Every TKDA project is approached as the start of a long-term relationship.

Our Work
Careers
Be part of our success

As a multidisciplined team of engineering, architecture, planning, and environmental professionals, we understand the importance and value of teamwork. At TKDA, you will be much more than a number because every team member provides impactful contributions.

Careers
Our Company
Engineering
Architecture
Planning

TKDA provides full-service engineering, architecture and planning solutions to a wide variety of clients throughout the country. We are passionate about building long-term relationships and creating better communities.

Our Company
What's New
TKDA adding staff across the company
Photos (top row, left to right): Patrick Ahern, Owen Curtiss, Chase Fjelstad, Toshiya Isomura, Katie Jurenka. (bottom row, left to right): Clayton Kruger, Huy Le,... Read more
Amtrak to build new locomotive shop designed by TKDA
Construction is beginning on a new Amtrak locomotive shop in Seattle, a $28 million facility that TKDA completed several phases of its design. In 2011,... Read more
Senior water/wastewater engineer joins TKDA’s municipal division
TKDA, an employee-owned provider of engineering, architecture, and planning services, announces that Daniel A. Nesler, PE, has joined its Municipal Division as a senior registered... Read more
News
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