ADU & Home Additions

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ADU & Home Additions in San Francisco

Expand your living space with professionally designed ADUs and home additions. Whether you need extra rental income, a home office, or additional bedrooms, NEXO Construction provides complete design-build solutions from planning and permits to final construction.

Design & Planning

Quality Craftsmanship

On-Time Completion

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Whole Property Transformation

Seamless ADU design from concept to completion

Personalized Solutions

Tailored to your property, lifestyle, and budget

Premium Materials

High-quality materials built to last

One Point Of Contact

Dedicated ADU specialist managing every detail

WHAT'S INCLUDED

Complete ADU & Home Addition Services

From custom ADU designs to complete home additions, we provide professional planning, construction, and support to expand your living space with quality and style.

Detached ADUs

Independent living spaces built with custom designs

Attached ADUS

Seamless home extensions connected to your property

Garage Conversions

Transform garages into functional living areas

Room Additions

Expand your home with extra living space

Second-Story Additions

Add new floors without expanding your footprint

Permit Assistance

Professional guidance for permits and approvals

Structural Engineering Coordination

Expert engineering support for safe construction

Complete Construction

Full-service construction from start to finish

Recent ADU Projects

Projects We're Proud Of

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"Working with NEXO on our ADU was one of the best decisions we made. From the initial site analysis to the final touches, their team delivered a beautiful, modern unit that perfectly complements our main house. The kitchenette and bathroom design exceeded our expectations. Highly recommend them for anyone in the Bay Area looking for quality craftsmanship and smooth permitting."

"NEXO transformed our unused backyard into a stunning Accessory Dwelling Unit for our aging parents. The entire process was seamless — professional design, premium materials, and completed on time. The ADU feels like a natural extension of our home. Their team handled everything from zoning to final walkthrough with incredible attention to detail."

"We couldn’t be happier with our new ADU! NEXO’s team created a bright, functional space with excellent lighting and smart storage solutions. They truly listened to our needs and delivered a high-quality, code-compliant build that increased the value of our property. Professional, responsive, and trustworthy from start to finish."

"From concept to completion, NEXO made building our ADU stress-free. The personalized design, quality finishes, and perfect integration with our existing home were impressive. Their expertise in permitting and compliance saved us so much time. This is now our favorite part of the property — thank you NEXO!"

"Working with NEXO on our Accessory Dwelling Unit was an outstanding experience from start to finish. They listened carefully to our vision and delivered a beautiful, functional ADU that perfectly matches our lifestyle and blends seamlessly with our main home. The quality of materials, smart design, and professional project management exceeded our expectations. Everything was completed on time and with full code compliance. This ADU has truly enhanced our property and family life."

Client Testimonial

Ready to Transform Your Home?

Let's build a home you'll love for years to come.

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(415) 226-4000

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