Basement Remodeling in Burien, WA

Turn Your Basement Into Valuable Living Space

Licensed contractor delivering quality basement renovations that increase your home’s value and functionality.

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Professional Basement Renovation Burien

What Your Finished Basement Actually Gets You

You get space that works for your life. Whether that’s a family room where everyone actually wants to hang out, a home office that feels professional, or even rental income from a basement apartment.

Your basement stops being that place you avoid and becomes somewhere you’re proud to show off. The moisture issues get handled right the first time. The insulation keeps it comfortable year-round. The flooring can handle whatever your family throws at it.

Most importantly, you get the peace of mind that comes with working with a licensed, insured contractor who stands behind their work. No cutting corners, no surprise problems six months later.

Licensed Basement Contractor Burien

We Do This Right The First Time

Sea Renovation has been serving the Seattle area since 2023, focusing on quality basement remodeling, kitchen upgrades, and bathroom renovations. We’re licensed, bonded, and insured because that’s what responsible contractors do.

We’re not the cheapest option in Burien, and that’s intentional. You’re paying for proper permits, quality materials, and contractors who show up when they say they will. We offer military and first responder discounts because we respect service.

When we finish your basement, it stays finished. Our warranties back that up.

Basement Finishing Process Burien

Here's How Your Basement Transformation Happens

First, we assess what you’re working with. That means checking for moisture issues, evaluating the existing structure, and understanding how you want to use the space. No surprises later because we catch problems early.

Next comes the planning phase. We handle permits, finalize materials, and give you a realistic timeline. You’ll know exactly what’s happening and when.

Then we get to work. Framing, electrical, plumbing if needed, insulation, drywall, flooring. Each step gets done properly before we move to the next. We clean up after ourselves because it’s your home, not a construction site.

Final walkthrough happens when everything’s complete. You get your warranties, and we make sure you’re satisfied with every detail.

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Complete Basement Remodeling Services

What's Included In Your Basement Renovation

Your basement remodeling project covers everything needed to transform raw space into finished living area. That includes moisture control and waterproofing, proper insulation for year-round comfort, electrical work for lighting and outlets, and flooring that can handle basement conditions.

We handle the framing, drywall, and finishing work that makes it feel like part of your home, not an afterthought. If your project needs plumbing for a bathroom or kitchenette, we coordinate that too.

Living in the Pacific Northwest means dealing with moisture, and we know how to handle that properly. The wrong approach leads to mold and expensive problems later. The right approach means your finished basement stays that way.

How long does a typical basement remodeling project take in Burien?

Most basement remodeling projects take 3-6 weeks depending on the scope of work. A basic finishing job with flooring, walls, and lighting typically runs 3-4 weeks. More complex projects involving bathrooms, kitchenettes, or significant electrical work can extend to 6 weeks or longer. Weather can affect timeline since we need proper ventilation during certain phases. We give you a realistic schedule upfront and keep you updated if anything changes. The key is doing it right rather than rushing through and creating problems later.

What's the best flooring for finished basements in our climate?

In the Pacific Northwest, you need flooring that handles moisture without falling apart. Luxury vinyl plank works well because it’s waterproof and comfortable underfoot. Polished concrete is another solid option if you want something more industrial. We avoid carpet in most basement applications because of humidity concerns. Tile can work but feels cold without proper subfloor preparation. The right choice depends on your specific basement conditions and how you plan to use the space. We test moisture levels first and recommend accordingly.

Do I need permits for basement remodeling in Burien?

Yes, most basement remodeling projects require permits, especially if you’re adding electrical, plumbing, or changing the structure. Even basic finishing work often needs permits to ensure it meets safety codes. The permit process protects you by ensuring the work is done safely and won’t cause problems when you sell your home. We handle the permit applications and inspections as part of our service. Trying to skip permits might save money upfront but creates major headaches later. It’s always better to do things properly from the start.

How do you handle moisture and waterproofing in basement renovations?

Moisture control starts with identifying where water might enter and addressing those issues before we finish anything. We check for foundation cracks, poor drainage, and humidity problems. Proper vapor barriers go behind insulation and drywall. We use moisture-resistant materials throughout and ensure adequate ventilation. If there are existing water issues, those get fixed first – there’s no point in finishing a basement that’s going to have problems later. Our approach might take longer than contractors who skip these steps, but your finished basement will actually stay finished.

What does basement remodeling cost in the Burien area?

Basement remodeling costs vary significantly based on size, complexity, and finishes you choose. Basic finishing for a standard basement typically starts around $15,000-25,000. More elaborate projects with bathrooms, kitchenettes, or high-end finishes can run $30,000-50,000 or more. The key factors are square footage, electrical and plumbing needs, moisture remediation requirements, and material choices. We provide detailed estimates after seeing your specific space and understanding your goals. Military and first responder discounts are available – call for details.

Can you help design the layout for my finished basement?

Absolutely. Most homeowners know they want more usable space but aren’t sure how to configure it effectively. We help you think through how you’ll actually use the basement and design accordingly. That might mean creating distinct zones for different activities, planning storage solutions, or positioning utilities to maximize open space. We consider things like natural light, ceiling height, and existing structural elements when suggesting layouts. The goal is creating space that works for your family’s specific needs, not just filling square footage.

Local Resources

Burien, WA is located in King County in Washington State