SEA is a premier Design/Build firm located in San Mateo. Over the last 3 decades, we've designed and constructed over 3,500 homes in the San Francisco Bay Area. We specialize in additions, full-home renovations, and any portion thereof, particularly baths and kitchens. Since our inception in 1989, we've become a leader in design, remodeling, and additions in San Francisco and on the Peninsula. We are creating your unique home-not just remodeling a house-so we listen, then design and build your home with all your wants and needs.