Basement Remodeling in Dunlap, WA

Turn Your Basement Into Living Space

Licensed contractors who actually finish what we start, with warranties that matter.

Hear from Our Customers

Professional Basement Renovation Dunlap

More Space, More Value, More Peace

Your basement doesn’t have to stay a storage dump or remind you of that project you keep putting off. When it’s done right, you get actual living space your family uses every day.

Think about it: a proper home office where you can actually focus. A family room where the kids can hang out without taking over your main floor. Maybe even rental income if you’re thinking ahead.

The difference is working with contractors who know what we’re doing. We handle the moisture issues, the electrical work that passes inspection, and the insulation that actually keeps the space comfortable. You get a basement that feels like part of your house, not like you’re hanging out underground.

Licensed Basement Contractors Dunlap

We Show Up and Finish Jobs

Sea Renovation has been handling basement remodeling projects across the Seattle area since 2023. We’re licensed, bonded, and insured because that’s what you should expect from anyone working on your house.

We focus on bathrooms, kitchens, and basement finishing. Not trying to be everything to everyone, just really good at what we do. When we say we’ll be there Tuesday, we show up Tuesday.

Military and first responders get discounts. Call us for details on that. We back our work with solid warranties because we’re not going anywhere, and neither is the work we do for you.

Basement Finishing Process Dunlap

Here's How Your Project Actually Happens

First, we come look at what you’re working with. Every basement is different, so we need to see your space, check for moisture issues, and understand what you want to accomplish. No generic estimates.

Then we handle the permits and planning. You don’t want to deal with the city, and you shouldn’t have to. We know what needs approval and how to get it done without the runaround.

Construction starts with the infrastructure – electrical, plumbing, insulation, and moisture control. Get this wrong and everything else is just expensive decoration. Once the bones are right, we move to flooring, walls, and finishing touches. You’ll know exactly where we are in the process and when you can start using your new space.

Ready to get started?

Explore More Services

About Sea Renovation Inc

Get a Free Consultation

Complete Basement Remodeling Services

Everything Your Basement Project Needs

Basement remodeling means dealing with moisture, electrical, insulation, flooring, and finishing work. We handle all of it so you’re not coordinating five different contractors who may or may not show up.

Moisture control comes first. If your basement has ever been damp, we address that before anything else goes in. Proper vapor barriers, drainage, and waterproofing where needed. Skip this step and you’ll be redoing everything in a few years.

Electrical and plumbing get brought up to code. Most basements need more outlets, better lighting, and sometimes plumbing for a bathroom or kitchenette. We pull permits and handle inspections so you know it’s done right. Flooring options depend on your space and budget – we’ll walk through what makes sense for how you’ll actually use the area.

How much does basement remodeling cost in Dunlap, WA?

Basement remodeling costs vary significantly based on the size of your space, what condition it’s in now, and what you want to accomplish. A basic finishing job might run $20-30 per square foot, while a full renovation with bathroom, kitchenette, and high-end finishes can easily hit $75-100 per square foot. The biggest cost factors are usually electrical work, plumbing additions, moisture control, and flooring choices. We provide detailed estimates after seeing your specific space because every basement presents different challenges and opportunities.

Do I need permits for basement remodeling in Dunlap?

Yes, most basement remodeling projects require permits, especially if you’re adding electrical outlets, plumbing, or changing the structural layout. Even finishing work often needs permits to ensure everything meets current building codes. The good news is we handle the permit process for you – we know what the city requires and how to get approvals without delays. Skipping permits might save money upfront, but it creates problems when you sell your house or need insurance claims. Better to do it right the first time.

How do you handle moisture problems in basements?

Moisture control is the foundation of any successful basement remodeling project. We start by identifying where water is coming from – whether it’s condensation, minor seepage, or actual leaks. Solutions range from proper vapor barriers and ventilation to exterior drainage improvements and waterproofing systems. We won’t install finished materials over moisture problems because that just creates mold issues later. Every basement is different, so we assess your specific situation and recommend the right approach before any finishing work begins.

What flooring options work best for finished basements?

The best basement flooring depends on your moisture situation and how you’ll use the space. Luxury vinyl plank is popular because it handles moisture well and looks great. Engineered hardwood can work if moisture is completely controlled. Carpet feels comfortable but isn’t ideal if there’s any chance of dampness. Polished concrete is durable and modern but can feel cold. We’ll recommend options based on your specific basement conditions and intended use. The key is choosing materials that won’t get ruined if minor moisture issues develop later.

How long does a typical basement remodeling project take?

Most basement remodeling projects take 3-6 weeks depending on the scope of work. Simple finishing jobs with minimal electrical or plumbing might be done in 2-3 weeks. Full renovations with bathrooms, extensive electrical work, and custom features can take 6-8 weeks. The timeline depends on permit approvals, material availability, and weather conditions that might affect any exterior work. We provide realistic schedules upfront and keep you updated on progress. Rushing basement work usually creates problems, so we focus on doing it right rather than doing it fast.

Can you add a bathroom to my basement remodeling project?

Yes, adding a bathroom is one of the most popular basement remodeling upgrades. It requires running new plumbing lines and often involves a sewage ejector pump if your basement is below the main sewer line. We handle all the plumbing work, electrical for lighting and ventilation fans, and coordinate with city inspectors for approvals. A basement bathroom significantly increases your home’s value and makes the space much more functional for guests or family use. We’ll assess your basement’s layout and existing plumbing to determine the best location and approach.

Local Resources

Dunlap, WA is located in King County in Washington State