Proudly Based in Renton, WA, and Serving Seattle and All of Lake Washington

Based in Renton, WA, Sea Anchor Marine Construction proudly serves homeowners across Seattle and the Lake Washington shoreline. Our marine construction services, like boat lifts, pile repair, dock installation, repairs, and barging, are tailored to meet the unique needs of waterfront properties in these areas.

With over 20 years of experience and a hands-on approach, we deliver dependable work and friendly service every time. From securing permits to reaching hard-to-access locations, we’re here to make your waterfront project easier. We also offer a free estimate and permit discounts to help you get started.

Thank you for considering us for your marine construction needs.