D-ADU, ADU, and Home Extension Experts – Transform Your Space with BB-Builders Pro

Maximize Your Property’s Potential with Expert ADU Construction & Home Expansion
Are you looking to expand your living space, build a rental unit, or create a guest house? BB-Builders Pro specializes in high-quality Detached Accessory Dwelling Units (D-ADUs), Accessory Dwelling Units (ADUs), and home extensions tailored to your needs. Whether you need a standalone backyard cottage, an attached ADU, a garage conversion, or a full home addition, our experienced team delivers custom solutions that enhance both the functionality and value of your property.

Why Choose BB-Builders Pro for Your ADU & Home Expansion Project?

Our D-ADU, ADU, and Home Extension Services

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

Detached Accessory Dwelling Units (D-ADUs)

Create a standalone, fully functional living space in your backyard—perfect for rental income, aging parents, or guest accommodations.

Attached ADUs (Home Additions & Garage Conversions)

Expand your current home by building an attached ADU, converting your garage, or repurposing an underutilized space into a livable unit.

Home Extensions & Second-Story Additions

Need more room? We design and build custom home expansions, adding bedrooms, bathrooms, second stories, and more.

Custom ADU & Home Expansion Designs

Our team works closely with you to develop unique, personalized layouts that match your vision, budget, and lifestyle.

Permitting, Zoning & Code Compliance

We handle all permits, zoning approvals, and municipal requirements, ensuring a smooth and legal construction process.

Renovations & ADU Upgrades

Already have an existing ADU or home extension? We offer modern renovations, interior upgrades, and energy-efficient improvements to enhance your space.

Our Proven ADU & Home Extension Process

Free Consultation & Site Evaluation

We assess your property, discuss your goals, and offer expert advice on the best ADU or home expansion options for your needs.

Custom Design & 3D Rendering

Our architects create detailed blueprints and 3D models, allowing you to visualize your ADU or home addition before construction begins.

Permitting & Legal Approvals

We take care of all permits, zoning regulations, and compliance requirements, so you don’t have to worry about legal issues.

Site Preparation & Construction

Our skilled builders begin the construction process, ensuring quality, efficiency, and minimal disruption to your property.

Final Inspection & Move-In Ready ADU/Home Addition

Once complete, we conduct a thorough inspection and walkthrough, ensuring everything meets safety and quality standards.

Common ADU & Home Expansion Questions

What is an ADU?

An ADU (Accessory Dwelling Unit) is a secondary housing unit on a single-family lot, such as a backyard cottage, basement apartment, or garage conversion.

ADUs provide extra living space, increase property value, generate rental income, and offer housing for family members.

Yes, ADU construction requires permits that vary by city and state. Always check local zoning laws and building codes.

Costs typically range from $50,000 to $300,000, depending on size, materials, and location.

On average, ADU construction takes 6 to 12 months, including permitting, design, and building.

Yes, most cities allow ADUs to be rented out, but some have regulations on short-term rentals.

ADUs typically range from 150 to 1,200 square feet, depending on local regulations.

Some ADUs share utilities with the main home, while others may need separate connections depending on local codes.

Yes, garage conversions are a popular way to create an ADU, subject to zoning and building requirements.

Yes, an ADU can increase property value and taxes, but the impact varies based on location and appraisal.

Nothing makes us happier than your happiness! 🥹😍

Our Recent Projects

What Says from Our Happy Customers

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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.

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