Upgrade SEA l Building Up Part One: Creating a Sustainable Framework

Port of Seattle
12 Jun 2026

The story of the C Concourse Expansion begins long before the first travelers stepped into the new space.

In Part 1 of this three-part series, we go behind the scenes of one of the most ambitious capital projects in the history of Seattle-Tacoma International Airport. From early design concepts and sustainability goals to major construction milestones, hear from the architects, planners, environmental specialists, and Port of Seattle leaders who helped bring the vision to life.

Discover how the project was designed to reflect the spirit of the Pacific Northwest while pushing the boundaries of sustainable airport construction. Learn how innovative ideas, carbon reduction strategies, and a commitment to creating a welcoming passenger experience shaped every stage of the project.

Featured voices include project designers, sustainability leaders, and Port of Seattle officials who share the challenges, opportunities, and inspiration behind the transformation of Concourse C...

Upgrade SEA l Building Up Part One: Creating a Sustainable Framework - Port of Seattle - 12 Jun 2026