Basement Remodeling in Old Tacoma

Turn Your Basement Into Valuable Living Space

Licensed basement remodeling that transforms wasted square footage into the space your family actually needs.

Hear from Our Customers

Basement Finishing Old Tacoma

What Your Finished Basement Actually Gets You

Your basement stops being that space you avoid showing guests. Instead, it becomes the room everyone gravitates toward.

You get real square footage back in a housing market where every inch matters. Whether that’s a home office where you can actually focus, a family room where the kids can be loud, or a guest bedroom that doesn’t feel like an afterthought.

The moisture problems disappear. The musty smell goes away. Your energy bills drop because we’re sealing and insulating properly, not just covering up problems with drywall and hoping for the best.

Basement Contractors Old Tacoma

We Do This Right The First Time

Sea Renovation has been handling basement remodeling projects throughout the Tacoma area since 2023. We’re licensed, bonded, and insured because basement work isn’t something you want to trust to someone cutting corners.

We back our work with solid warranties. When we say we’re committed to being liable for what we build, that’s not marketing speak – that’s how we operate.

You’ll find cheaper contractors. You won’t find ones who show up when they say they will, finish when they promise to finish, and stand behind their work the way we do.

Basement Renovation Process Tacoma

Here's Exactly How We Handle Your Project

We start with a consultation where we look at what you’re working with. Every basement in Old Tacoma has its quirks – some have moisture issues, others have low ceilings, most have electrical or plumbing that needs updating.

Next comes planning and permits. We handle the paperwork because we know what Tacoma requires and we know how to get approvals without delays.

Then we get to work. Moisture control comes first if needed – proper waterproofing, not band-aid solutions. Framing, electrical, plumbing, insulation, drywall, flooring. We coordinate everything so you’re not dealing with five different contractors who all blame each other when something goes wrong.

Ready to get started?

Explore More Services

About Sea Renovation Inc

Get a Free Consultation

Basement Flooring Options Tacoma

What's Included In Your Basement Remodel

Every basement renovation starts with addressing the fundamentals. We handle moisture control, proper insulation, electrical upgrades, and any plumbing modifications you need.

For flooring, we’ll walk you through options that actually work in basements – luxury vinyl plank, polished concrete, engineered hardwood in the right conditions. Not every flooring works below grade, and we’ll tell you why instead of selling you something that’ll cause problems later.

Lighting makes or breaks a basement space. We design lighting that makes your basement feel like part of your house, not like a basement with better walls. Recessed lighting, proper electrical placement for furniture and electronics, and natural light optimization where possible.

How much does basement remodeling cost in Old Tacoma?

Basement remodeling costs vary significantly based on size, current condition, and what you’re trying to accomplish. A basic finish might run $25-40 per square foot, while a full renovation with bathroom additions, custom features, or significant electrical work can reach $75-100+ per square foot. The biggest cost variables are usually moisture remediation if needed, ceiling height modifications, and how much mechanical work (plumbing, electrical, HVAC) your project requires. We provide detailed estimates after seeing your space because every basement presents different challenges and opportunities.

Do I need permits for basement finishing in Tacoma?

Yes, most basement finishing projects in Tacoma require permits, especially if you’re adding electrical, plumbing, or creating habitable rooms. The city wants to ensure proper egress windows for bedrooms, adequate ceiling height, proper electrical circuits, and code-compliant stairs. Skipping permits might save money upfront, but it creates problems when you sell your house or file insurance claims. We handle all permit applications and inspections because we know what Tacoma inspectors look for and how to get approvals efficiently. Permit costs are typically $500-1500 depending on project scope.

How do you handle moisture problems in Tacoma basements?

Moisture control is critical in Pacific Northwest basements, and we address it before any finishing work begins. We start by identifying the source – groundwater seepage, condensation, or plumbing leaks. Solutions might include exterior waterproofing, interior drainage systems, vapor barriers, proper ventilation, or dehumidification systems. We don’t just cover moisture problems with drywall and hope they disappear. If your basement has active water issues, we’ll recommend addressing those first, even if it means delaying the pretty stuff. It’s better to do it right than to rebuild in two years when mold appears behind your new walls.

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

In Tacoma’s climate, we typically recommend luxury vinyl plank, polished concrete, or ceramic tile for basement floors. These materials handle moisture fluctuations without warping, buckling, or growing mold. Carpet can work in truly dry basements with proper subfloor preparation, but we’re conservative about recommending it given our humidity levels. Engineered hardwood is possible in some situations, but never solid hardwood below grade. The key is choosing materials that won’t be ruined if minor moisture events occur, because in the Pacific Northwest, they probably will at some point.

How long does a typical basement remodel take?

Most basement finishing projects take 4-8 weeks depending on size and complexity. Simple finishing of an already-dry basement might take 3-4 weeks. Projects requiring moisture remediation, bathroom additions, or significant electrical work often run 6-8 weeks. The biggest delays usually come from permit approvals (2-3 weeks) and any unexpected issues we discover once walls are opened up. We provide realistic timelines upfront and keep you updated if anything changes. We’d rather give you a conservative estimate and finish early than promise unrealistic completion dates and leave you hanging.

Can you add a bathroom during basement remodeling?

Yes, we can add bathrooms to basements, but it requires careful planning around your existing plumbing configuration. If your main sewer line runs below your basement floor level, we can typically tie in with standard plumbing. If not, you might need a sewage ejector pump system, which adds cost but works reliably. We also need to ensure proper ventilation and meet Tacoma’s codes for basement bathrooms. Adding a bathroom significantly increases your basement’s functionality and your home’s value, but it’s one of the more complex aspects of basement finishing. We’ll assess your situation during our initial consultation and explain your options clearly.

Local Resources

Old Tacoma, WA is located in Pierce County in Washington State