ADU Construction

Basement ADU

Basement ADU conversion in San Diego.

Expert San Diego Basement ADU

Peak Builders & Roofers of San Diego provides professional basement adu services throughout San Diego. Our experienced team delivers quality workmanship and reliable results for every project. We understand the specific needs of San Diego homes and tailor our approach accordingly.

Our Commitment

We stand behind our work with clear communication, fair pricing, and attention to detail. Every project receives the same level of care, from initial consultation through final walkthrough. Your satisfaction is backed by our warranties and responsive service team.

TRUSTED BY SAN DIEGO HOMEOWNERS

Our Credentials & Reviews

★★★★★

5.0 Rating

★★★★★

5.0 Rating

Preferred Contractor

A+ Rating

★★★★★

5-Star Business

NRCA Member

Our Process

Your project, our proven process.

From initial consultation to final walkthrough, we make your home transformation seamless and stress-free.

Free Consultation

We visit your home, discuss your vision, and provide a detailed estimate with no obligation.

Design & Planning

Our team creates custom plans and handles all permits with the city of San Diego.

Expert Construction

Licensed craftsmen bring your project to life with quality materials and workmanship.

Final Walkthrough

Inspection, quality assurance, and warranty coverage ensure your complete satisfaction.

Questions

Basement ADU FAQs

San Diego requires 7-foot minimum ceiling height in habitable rooms. Many older basements are 7'6" or less—we can sometimes lower the floor to gain height.

Yes, for a legal ADU. We can create walk-out stairs, a bulkhead entrance, or window-well stairs depending on your lot and preferences.

We address moisture issues before finishing: interior drainage, sump pumps, vapor barriers, and waterproof wall systems protect your investment.

Often yes! We've legalized many San Diego basement apartments. Typically requires egress upgrades, proper permits, and sometimes kitchen/bath improvements.

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