Coates Design: Architecture + Interiors

Coates Design is a Seattle architecture and interior design firm located on Bainbridge Island. Led by principal architect Matthew Coates—designer of the first LEED Gold art museum in the U.S. and Washington’s first LEED Platinum residence—the firm specializes in sustainable, modern architecture. Their team designs commercial spaces, healthcare facilities, custom homes, and condominiums, focusing on energy efficiency and long-term value. From feasibility studies to master planning, Coates Design delivers smart, sustainable solutions for every project.