Custom Designs to Fit Your Needs
Our architects custom design each build to fit your ADU budget and goals.
Complete Project Management
Our team handles everything from feasibility & design to permitting & construction.
High-Quality Materials
We only use premium materials and ensure the highest construction standards.
On-Time and On-Budget Delivery
We stick to your timeline and budget, with no surprises.
ADUs to Increase Property Value
ADUs built by Puget Sound ADU Builders enhance both the functionality and value of your property.
100%
Satisfaction Guarantee
Expert Craftsmanship
Why Choose Puget Sound ADU Builders
Expertly Crafted ADUs Designed to Enhance Your Home and LifestylePuget Sound ADU Builders is a proudly independent, women-owned business in the heart of Seattle, WA. We specialize in constructing high-quality accessory dwelling units (ADUs) for communities across Western Washington, particularly in the Puget Sound region, helping property owners create valuable space for family members or generate rental income. We bring your vision to life with precision, creativity, and expertise: from the initial concept to the final build, we meticulously manage every detail of your ADU project to ensure quality craftsmanship, timely delivery, and solutions tailored to your needs, which is why homeowners in King County choose us.
Our ADU Solutions
What Services We Offer You
At Puget Sound ADU Builders, we specialize in creating custom spaces that enhance the functionality and beauty of your home. Whether you're looking to transform unused areas into livable spaces or add luxury features to your property, our expert team is here to help
Condoization
Puget Sound ADU Builders helps you transform your property with our expert condoization services. We guide you through the entire process, from planning to conversion, maximizing your investment potential while ensuring compliance with local regulations. Unlock new revenue streams and enhance your property’s value.
Garage Conversions
Transform your existing garage into a fully functional living space with Puget Sound ADU Builders's garage conversion services. Whether you're looking to add a new bedroom, a stylish home office, or an extra entertainment area, our expert team will convert your garage into a space that perfectly suits your needs.
Attached ADUs
An attached ADU from Puget Sound ADU Builders maximizes your existing footprint, adding valuable living space while enhancing your home's overall design. Ideal for in-law suites, guest quarters, or rental properties connected to your primary residence, our attached ADUs offer seamless integration.
Detached ADUs
Maximize your property's potential with a Puget Sound ADU Builders detached ADU. Add rental income, create a private guest house, provide multigenerational living space, or design a dedicated home office. Our comprehensive ADU services ensure a seamless process, from concept to completion.
Our Remodels
Transform Your Space
Unlock the full potential of your property with a custom-designed Accessory Dwelling Unit (ADU). Whether you're dreaming of a cozy backyard retreat, a modern home office, a rental income opportunity, or a welcoming space for loved ones, our expert team at Puget Sound ADU Builders brings your vision to life.
Multi-Family Projects
Shaping the Future of Multi-Family Living
From single ADUs to duplexes, townhomes and flexible multi-unit properties, we design spaces that feel like home while working hard behind the scenes. Our team focuses on smart floor plans, durable materials, and future proofing features.We help you optimize your existing sites so each unit is comfortable, functional, and ready for long-term performance, whether it be for multi-generational housing or investment purposes. At PSAB you will find thoughtful layouts that maximize comfort and rentable square footage, cost-effective construction strategies without sacrificing quality & proven experience navigating codes, permitting, and multi-family design challenges.
- Efficient designs tailored for modern living
- Cost-effective solutions with lasting quality
- Trusted expertise in multi-family development
Financing Option
Flexible Financing Options for Your ADU Project
At Puget Sound ADU Builders, we make it easy to turn your vision into reality with various financing options. Whether you’re looking for a Home Equity Line of Credit (HELOC), cash-out refinancing, or other flexible solutions, our financing partners are here to help.
Home Equity Line of Credit (HELOC)
ADU Bridge Loan
Cash-Out Refinance
Renovation or Construction Loan
Alternative Financing Options
How It Works
Your Journey with Us
At Puget Sound ADU Builders, we simplify the ADU creation process by combining innovative construction techniques with smart design solutions. Our step-by-step approach ensures that every ADU is customized to your needs and completed with precision. Here’s how we do it:
Property Evaluation
Schedule a consultation with our ADU Specialists to assess your property and determine the feasibility and best options for your ADU. We’ll provide pricing estimates and a roadmap to getting started on your ADU journey.
Design Customization
Work closely with our expert designers to bring your vision to life. We’ll customize every aspect of your ADU, ensuring it fits your lifestyle and property perfectly. From layout to finishes, your ADU will be uniquely yours.
Permit Process
Our dedicated permit team handles all the paperwork and submissions, ensuring that your plans meet local regulations. We manage the entire permit process to get your project approved and ready to build without unnecessary delays.
Efficient Construction
Once the permits are in place, our skilled builders begin the construction process. From laying the foundation to adding the final details, we oversee every phase of the build to ensure timely, efficient progress while maintaining the highest standards of quality.
Final Walkthrough
We’ll walk you through your new Puget Sound ADU Builders ADU when construction is complete. Together, we’ll inspect every detail to ensure the finished product meets your expectations and is ready to be enjoyed.
Testimonial
Read What Our ADU Customers Are Saying
Hear from homeowners who transformed their properties with our ADU solutions. Our clients love the quality, craftsmanship, and seamless process we provide. Let their experiences inspire your own ADU journey.
Kevin Craig
Our Client
“Amazing team and an amazing product! If you are looking for custom ADUs, this is the one.”
Jessica Charlesworth
Our Client
“Working with Tanya Mills and the team at Puget Sound ADU Builders is a breath of fresh air. Tanya is an exceptional leader who genuinely puts her clients first. She takes the time to ensure each project is feasible, aligns with the client’s goals, and is grounded in smart, informed decisions.
Her General Contractor, Morgan, brings a wealth of knowledge and adds significant experience when it comes to the construction process. Together, they make an unbeatable team, deeply informed, trustworthy, and easy to work with.
Tanya is embedded in the community and leads with integrity. I wouldn’t hesitate for a second to refer anyone to her. She and her team deliver every time.”
Nichole Earle
Our Client
“Tanya is truly an incredible businesswoman and an outstanding builder. Her professionalism and expertise shine through in every project she takes on, and her commitment to quality is unmatched. She goes above and beyond for her clients, making sure every detail is perfect. If you’re looking for someone you can trust to build your tiny home, you simply won’t find anyone better than Tanya!”
Brody Boston
Our Client
“I highly recommend the PSAB team! Quality builders who are attentive, responsive, and truly care about smaller projects are hard to find. Thank you, Puget Sound ADU Builders!”
Jon Waldie
Our Client
“Went to see their work product and was duly impressed. Great service, beautiful tiny home options. Reccomend you make an appointment, you wont be disappointed”
Our Projects
Our Predesigned ADU Floor Plans
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FAQ
Get Answers to Common ADU Questions
Are your projects insured, and do you offer warranties?
Yes, Puget Sound ADU Builders is fully insured, and we offer warranties on all workmanship for your peace of mind.
How long does it take to build an ADU?
The timeline for building an ADU depends on its size and complexity. On average, the process from permits to completion takes 6 to 12 months. We provide a detailed timeline once your design is finalized.
Do I need permits to build an ADU?
Yes, all ADUs, including conversions, require permits. But don’t worry—we handle the entire permitting process for you, making it as easy and stress-free as possible.
Can I convert my garage into an ADU?
Absolutely! You can convert your garage into an ADU. Depending on local regulations, you could potentially have two ADUs on your property, plus a garage conversion, offering multiple living or rental spaces.
Get In Touch With Us Now
Need Help Choosing the Perfect Plan?
Have a Custom Idea in Mind?
Our experts are here to guide you every step of the way—whether you’re choosing from our predesigned plans or looking for something custom.
Latest Blog & News
Stay Informed with the Latest ADU Trends and Insights
Explore expert advice, client stories, and tips to make the most of your ADU project.
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