Second-Story Addition Experts

Maximize Your Home’s Potential with a Second-Story Addition
Need more space but don’t want to move? BB-Builders Pro specializes in second-story home additions, giving you the extra space you need without sacrificing your backyard. Whether you’re adding extra bedrooms, a new master suite, a home office, or a full second-floor expansion, our team delivers custom-designed second-story additions that seamlessly integrate with your existing home.

Why Choose BB-Builders Pro for Your Second-Story Addition?

Our Second-Story Addition Services

BB-Builders Pro offers a wide range of services to cover every aspect of your expansion project. Our comprehensive services include:

Full Second-Floor Home Additions

Convert your single-story home into a two-story dream home, doubling your living space.

Master Suite Additions

Upgrade your home with a luxurious second-floor master suite featuring a spa-like bathroom, walk-in closet, and private balcony.

Extra Bedrooms & Bathrooms

Expand your home by adding multiple bedrooms and bathrooms for a growing family.

Home Office & Studio Spaces

Need a dedicated workspace? Add a quiet, productive home office or creative studio on your second floor.

Second-Floor Entertainment or Family Room

Create a spacious entertainment area, playroom, or media room on your second story.

Open-Concept Loft Additions

Design a beautiful open loft area for additional seating, a reading nook, or a second living room.

Custom Floor Plans & Designs

Every second-story addition is customized to fit your unique vision and functional needs.

Our Proven Second-Story Addition Process

Free Consultation & Home Evaluation

We assess your home’s structure, discuss your goals, and provide expert recommendations for your second-story expansion.

Custom Design & 3D Rendering

Our team creates detailed architectural plans and 3D models, so you can visualize the final design before construction.

Engineering & Structural Planning

We ensure your home’s foundation and framing can support a second story, making necessary reinforcements for safety.

Permitting & Code Compliance

We handle all necessary permits, zoning regulations, and structural compliance requirements, so you don’t have to.

Site Preparation & Construction

Our builders carefully remove the existing roof, build the new second story, and seamlessly integrate it into your home.

Final Inspection & Walkthrough

We conduct a thorough quality check and final walkthrough to ensure everything meets building codes and your expectations.

Common Second-Story Addition Questions

How much does a second-story addition cost?

Costs vary but typically range from $100,000 to $300,000, depending on size, materials, and complexity.

On average, 4 to 6 months, but it depends on permitting, design, and construction factors.

Yes, permits are required, including structural, electrical, and zoning approvals.

A structural engineer will assess if reinforcement or modifications are needed.

It depends on the scope—some homeowners stay, but it can be noisy and disruptive.

Plan for open layouts, additional bedrooms, bathrooms, or a master suite for efficiency.

Yes, it significantly boosts home value, often yielding a high return on investment (ROI).

Structural adjustments, staircase placement, plumbing, and electrical rerouting can be complex.

Yes, skilled architects ensure seamless exterior and interior integration.

Consult with a contractor or architect to assess feasibility, budget, and design options.

Nothing makes us happier than your happiness! 🥹😍

Our Recent Projects

What Says from Our Happy Customers

Don’t take just our words. Hear what our Customers say.

thumbtack
bbb accredited business
facebook
google
yelp
houzz
second-story addition

Ready to Build Your Dream Home?

Contact us today for a free consultation, and let’s begin transforming your house into the home you’ve always wanted.

second-story addition
kitchen remodeling in renton
second-story addition

Have a Question? Request a Visit? or Request a Quote? Don’t be Shy to Message Us!

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!