Interior & Exterior painting services

Expand Your Living Space with Custom ADUs

At United Builders California Inc., we specialize in designing and building custom Accessory Dwelling Units (ADUs) that provide additional living space for your property. Serving Los Angeles and Orange County, our expert team delivers high-quality ADUs tailored to your specific needs and preferences.

Comprehensive ADU Solutions

Custom ADU Design

Work with our expert designers to create a custom ADU that fits your vision and lifestyle. We provide detailed 3D designs to help you visualize the final product.

Quality Construction

Our skilled craftsmen use high-quality materials to ensure your ADU is built to last. We handle every aspect of construction with precision and care.

Permitting and Compliance

We manage all permitting and ensure compliance with local regulations, making the process seamless and hassle-free for you.



ADU Conversions

Convert existing structures, such as garages or basements, into functional ADUs. Our team provides expert guidance and quality construction.

Step-By-Step Guide

Ready to Expand Your Living Space with a Custom ADU?

Let United Builders California Inc. help you create the perfect Accessory Dwelling Unit for your property. Schedule a free consultation today and begin planning your custom ADU.