Seafirst Fifth Avenue Plaza, 800 Fifth Ave # 4100, Seattle, WA, 98104
Phone: +1 206 512 3921 Email:
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At TENDDO Seattle, we help growing brands through creative thinking and a digital-first approach to marketing. We believe that any web design company (regardless of size) with a good product can compete and win against larger enterprises—so long as they have the right team to back them.

We’re a dedicated team of passionate designers, thinkers, problem solvers and technologists with a shared love of design and a desire to push the field forward. We help organizations with comprehensive SEO services and mobile app development through research, strategy and design. We thrive on building partnerships across the public and private sector, whether in Seattle or other cities, and are always looking for like minds to join the fold.


Tenddo Seattle office is in the Bank of America Plaza business center at 800 Fifth Avenue. This downtown Seattle office has access to over 200 restaurants and stores in tunnels that connect to three other buildings.

Seattle is surrounded by water, mountains and evergreen forests, and has thousands of acres of parkland. As Washington State’s largest city, it is home to a large tech industry, with Microsoft and Amazon headquartered in its metropolitan area. The futuristic Space Needle, a 1962 World’s Fair legacy, is its most iconic landmark.

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If you'are redy to get started, let's work together.