When it comes to basement remodeling in Sammamish, WA, you need a contractor who understands King County codes, Sammamish hillside grading challenges, and how to unlock hidden potential in your home. That’s where we come in—with custom basement renovations tailored to your needs, backed by local expertise and quality craftsmanship. From design to final walkthrough, we handle the entire process so you don’t have to stress.
Whether you’re finishing a walk-out basement near Pine Lake, building a guest suite in Klahanie, or creating a cozy media room in the Sahalee area, our team brings Sammamish-specific knowledge and innovative design ideas to every project. We specialize in basement finishing, custom layout planning, egress window installation, soundproofing, and energy-efficient upgrades that improve comfort and increase your home’s value.
Here’s why Sammamish homeowners trust us for their basement renovation and remodeling projects:
We handle every detail of basement remodeling in Sammamish, WA—so you don’t have to.
From waterproofing and energy-efficient insulation to egress windows and recessed lighting, our Sammamish basement remodeling team makes sure your lower level is safe, stylish, and fully up to code. Whether you’re finishing a daylight basement in Klahanie or upgrading a walkout basement near Pine Lake, we tailor every design to your lifestyle and long-term goals.
Want to build a home theater, guest suite, or quiet home office? Our finished basement services in Sammamish include soundproofing, flooring installation, custom layouts, built-in storage, and smart lighting—ideal for growing families, remote workers, or anyone looking to add usable square footage in King County’s competitive housing market.
We specialize in Pacific Northwest-ready basement renovations. That means moisture-resistant materials, proper drainage, and high-performance ventilation to keep your space dry and comfortable year-round. Whether you’re dreaming of a playroom, a private gym, or an in-law suite with a separate entrance, we’ll bring your vision to life—on time and on budget.
Need to add a full bathroom, kitchenette, or wet bar? We’ve got it covered. Our licensed Sammamish basement contractors, electricians, and plumbers manage everything from demolition to final inspection. Homeowners in neighborhoods like Inglewood, Trossachs, and Sahalee count on us for honest pricing, expert craftsmanship, and results built to last.
Our licensed electricians ensure all electrical installations and upgrades meet safety standards and enhance the functionality of your basement.
We handle all plumbing needs, including the installation of new fixtures, pipes, and drainage systems, ensuring efficient and reliable performance.
Our expert installers create beautiful and durable surfaces using a variety of materials such as carpet, laminate, hardwood, and tile.
We install a wide range of fixtures, including lighting, cabinetry, and more, to enhance both the look and functionality of your basement.
We design and build custom storage solutions tailored to your specific needs, maximizing space and functionality.
We provide expert framing and drywall services to create the perfect layout for your basement.
We ensure your basement is properly insulated and waterproofed to maintain a comfortable and dry environment.
We handle all the necessary permits and provide architectural drawings to ensure your project meets all local building codes and regulations.
From paint to trim, we take care of all the finishing touches to complete your basement remodel.
At BB Builders Pro, we specialize in basement remodeling, transforming underutilized spaces into beautiful, functional areas tailored to your needs. Whether you’re envisioning a home office, media room, guest suite, or income-generating rental unit, we’ll help you make the most of your square footage.
Our team of experienced basement renovation experts, licensed contractors, and project managers brings skilled craftsmanship and attention to detail to every project. We handle everything from planning and design to construction and final finishes, ensuring a smooth and stress-free experience.
With a focus on custom basement finishing, high-quality materials, and clear communication, we deliver results that not only look great but also add long-term value to your home.
Transforming Your Basement in Sammamish, WA
Remodeling your basement in Sammamish isn’t just about adding extra space—it’s about maximizing the comfort, function, and value of your home. Whether you’re near Lake Sammamish, Klahanie, or the Pine Lake area, our Sammamish basement remodeling experts are here to help you create a space that works for your lifestyle.
We handle every part of the project—from custom layouts and open floor plans to basement waterproofing, moisture barriers, energy-efficient insulation, and egress window installation. Our team understands Sammamish building codes and permit requirements, so your remodel stays on schedule and up to code.
Want to convert your unfinished basement into a family room, guest suite, home office, media room, or even a rental unit? We specialize in basement finishing solutions that enhance comfort, increase livable square footage, and add long-term property value. With a focus on quality craftsmanship, energy efficiency, and code compliance, your new basement will be a lasting investment.
Let’s turn your Sammamish basement into a functional and beautiful extension of your home.
We start by understanding your goals and aspirations for your basement remodel. Whether you’re looking to finish an unfinished basement or create a specific space, we listen carefully to translate your ideas into detailed plans.
Once we have a clear vision, we assemble a team of expert tradespeople and suppliers tailored to your project. We handle all permits, architectural drawings, budgets, and timelines, ensuring a seamless execution from start to finish.
Our skilled team begins construction, taking care to protect your home from dust and debris. We provide regular updates throughout the process to keep you informed and involved.
Upon completion, we conduct a thorough walkthrough to ensure everything meets your expectations. We address any remaining tasks and make sure you are completely satisfied with the results.
We hand over a beautifully remodeled basement that meets your needs and exceeds your expectations. With our commitment to quality craftsmanship, you can enjoy your new space with peace of mind.
Contact Us for Your Basement Remodeling Services
From dark, unfinished basements to beautifully remodeled living areas, we bring expert craftsmanship, smart design, and Sammamish-specific knowledge to every project. Whether your home is near Beaver Lake, Klahanie, or the Plateau, we understand Sammamish’s newer developments, hillside layouts, and moisture control needs unique to the Pacific Northwest climate.
Need a quiet home office, an extra bedroom, a basement gym, or a guest suite with rental potential? Our basement remodeling services in Sammamish, WA are designed to fit your space, your goals, and your budget. We transform underused basements into functional living areas that enhance comfort, improve energy efficiency, and increase home value.
Yes, Sammamish requires building permits for most basement renovations, especially if you're adding electrical, plumbing, or changing the layout. Our team handles all permitting to keep your project compliant.
Yes, but Sammamish has strict ADU (Accessory Dwelling Unit) regulations. We help ensure your finished basement meets zoning, egress, and safety codes for legal occupancy.
Costs vary based on square footage, finishes, and features. On average, expect to invest between $50,000 to $100,000 for a full basement renovation in Sammamish.
Homes in Sammamish often face moisture and drainage issues due to the climate and soil. We start every project with waterproofing and proper insulation to prevent future problems.
Absolutely. Daylight basements are ideal for conversions into home offices, gyms, or guest suites. We help you maximize natural light and layout potential.
Most projects take 8–12 weeks from design to completion. Factors like permits, inspections, and custom work can affect the timeline.
Yes, a finished basement adds usable square footage and boosts resale value—especially in Sammamish's competitive housing market.
Yes, finished basements must meet minimum ceiling height requirements per Washington State and Sammamish building codes. We assess and adjust designs to comply.
Definitely. We customize your basement finish to match your home's aesthetic—from traditional Sammamish homes to modern builds.
Depending on the home's age, seismic retrofitting might be required. We check for structural updates needed to meet current building safety standards.
Don’t take just our words. Hear what our Customers say.
Contact us today for a free consultation, and let’s begin transforming your house into the home you’ve always wanted.
To assist you better, please provide your name, phone, and email. We value your privacy and will only use your info to help with your inquiry. Thank you for your interest!
Turning Your House Into a Home, One Project at a Time.
Stay Connected
Reviews
Newsletter
