Layton & Sell, Inc. P.S. provides coastal and civil engineering services throughout the State of Washington, and is also licensed for work in Oregon & Idaho. Founded in 1980 and located in Kirkland, Washington, Layton & Sell works with a variety of clients, including municipalities, counties, public ports, state agencies, engineering and architectural firms, private developers, and international agencies. Layton & Sell's projects range from the design of small on-site drainage control systems and shore protection for commercial, residential, & municipal developments to the design and construction review of multi-million dollar site development and waterfront improvement projects. Contact us for more information at 425-825-1735.