ADU Builders & Contractors in California

NEO Builders is a locally owned and operated construction and design company that helps every client individually and brings a unique perspective to each build.

APEX ADU Builders is a full-service company that specializes in helping homeowners build accessory dwelling units in Los Angeles. We provide a turn-key solution that takes care of everything from the initial design to getting all the necessary permits and approvals, allowing you to work with a single point of contact from start to finish.

At California ADU Builders, our mission is to transform properties into functional, beautiful living spaces through innovative design, expert craftsmanship, and a customer-focused approach. We are committed to delivering exceptional quality and creating sustainable solutions that enhance lifestyles and add value to every home we touch.

Crest Backyard Homes is dedicated to helping homeowners maximize their property’s potential by navigating the ADU process and providing the most comprehensive set of options for your property's ADU needs.

Frantz Construction brings decades of expertise to every ADU construction project. We love turning your dream into a reality—precise, elevated and beautiful.

Go Home Builders is a company built around two simple ideas: communicate honestly and do what you say you’re going to do. They guide clients through the ADU building process with transparency and respect.

Golden State ADUs (GSADUs) is a full-service design-build ADU construction company based in Sacramento, California providing design, permitting & construction services for Accessory Dwelling Units (ADUs) throughout California. At Golden State ADUs, their purpose is to enrich lives by transforming spaces.

Hernandez Family Construction is a full service custom home builder that manages planning and permitting to ensure full compliance with local and state regulations. They also assist homeowners in understanding financing paths, including construction-to-permanent loans and one-time close construction loans.

Joy Line Homes stands out as the premier ADU builder delivering faster timelines, fewer headaches, and lasting value. Our homes are precision-built in a controlled factory setting.

Kirmina Construction is a trusted general contractor specializing in home remodeling, additions, and ADUs in Riverside, San Bernardino, and Orange County.

Nestadu designs, permits, and builds beautiful, high-quality ADUs for all budgets, backyards, tastes, and timelines. Nestadu’s combination of quality, pricing, and selection is unmatched.

Our designers, builders, and engineers have one goal: Make it easy for Los Angeles homeowners and contractors to create beautiful ADUs. Our team has designed over 100 ADUs in LA County, and a combined 25 years of experience managing complex architectural projects around the world.

We guarantee an incredible experience when you build with us at Temecula ADU Builders. Whether you are planning to rent out your space or allow your family to live in it, we will help you craft the best space for your needs!

At Thousand Oaks A.D.U Builders, our A.D.U. designing and permitting services are designed to streamline the process from concept to construction. We stay up-to-date with Thousand Oaks regulations to ensure your project meets all setback rules, size limits, and design standards.

Valley Home Builders is a premiere Silicon Valley builder that offers custom ADU construction, home renovation, and remodeling designs. They are committed to providing exceptional service with in-house designers, architects, and project management teams to create aesthetically pleasing results.

Villa is a solution for high-quality offsite construction, offering an easier, faster, more cost-efficient way to build the housing communities need. They provide full-service from start to finish, including design & planning, dedicated project management, and offsite construction.

As pioneers of the ADU industry, we’ve made it our mission to find the best ways to make affordable housing actually affordable. Over the past 16 years we have found that the most affordable ADU out there is one built solely by the homeowner.