Professional basement renovation that solves moisture issues while adding comfort, function, and home value year-round.
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Your basement doesn’t have to stay cold, damp, and unused. When properly finished, that lower level becomes your most versatile space – perfect for family movie nights, a quiet home office, or even rental income in today’s competitive housing market.
A finished basement typically returns 70-75% of your investment in home value. But the real payoff is daily – extra square footage your family actually wants to use, storage that makes sense, and climate control that works through Seattle’s long, wet winters.
You get usable space without the cost and complexity of adding on. No foundation work, no roof expansion, no sacrificing yard space. Just smart renovation that transforms what you already have into what you actually need.
Sea Renovation has been serving the Seattle area since 2023, focusing on bathrooms, kitchens, and basement finishing. We’re licensed, bonded, and insured – which matters more than you might think when dealing with moisture control and electrical work below grade.
We don’t chase every job. Our focus stays on homeowners who want the work done right the first time, with proper warranties and real accountability. Military and first responder discounts are available because we believe in taking care of the people who take care of our community.
You won’t find us cutting corners on moisture barriers or skipping permit requirements. Your basement renovation needs to last, and that means following Washington building codes and using materials that can handle our climate.
Every basement project starts with moisture assessment and structural inspection. We need to know what we’re working with before we start framing walls or running electrical. If there are drainage issues or foundation concerns, those get addressed first – no exceptions.
Next comes the mechanical work: proper insulation, electrical upgrades to current code, and HVAC extensions for year-round comfort. Egress windows get installed if needed for safety and legal requirements. This isn’t the glamorous part, but it’s what makes everything else possible.
Framing, drywall, and flooring come next, followed by trim work and final finishes. We coordinate inspections at each phase so you never have to worry about code compliance. The goal is a space that feels like it belongs in your home, not like an afterthought in your basement.
Ready to get started?
Basement renovation isn’t just about making it look better – it’s about making it work better. That means proper moisture control, adequate lighting, comfortable temperatures, and flooring that can handle Pacific Northwest humidity without warping or developing mold issues.
We handle the full scope: waterproofing and vapor barriers, insulation upgrades, electrical service improvements, egress window installation, and finish work including drywall, flooring, and trim. Each basement has different challenges, but the fundamentals stay the same – keep moisture out, keep comfort in, and make sure everything meets current building codes.
The result is space you’ll actually use. Not just storage for holiday decorations, but genuine living area that adds function and value to your home. Whether that’s a family room, home office, guest suite, or rental unit depends on your needs and your home’s layout.
Sea Renovation Is A General Construction And Remodeling Company Who Specialize In A Wide Range Of Remodels, Interior And Exterior.
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