Transform Your Property with a Custom ADU Built for Comfort, Functionality & Value
AVICA Construction specializes in designing and building Accessory Dwelling Units (ADUs) that add value, functionality, and flexibility to your property. Whether you’re building a detached ADU, a modular ADU, or converting existing space into a backyard home, our experienced team ensures your ADU is designed efficiently, built to code, and customized to meet your unique needs.
Ready to build your dream home? Tell us more about your project
Start with a free consultation where we evaluate your property, discuss your goals, and determine the best ADU design for your needs. We’ll provide a detailed estimate outlining costs, timelines, and design options.
Our design team creates customized ADU designs, ensuring your project maximizes space while complying with zoning regulations. We handle all permits and approvals for a smooth start.
Our experienced builders construct your ADU with precision and quality, ensuring a seamless build process. We conclude with a final walkthrough to confirm everything meets your expectations.
Serving Homeowners Across Southern California
Los Angeles, Pasadena, Santa Monica, Long Beach, Glendale, Burbank, and surrounding cities.
Rancho Cucamonga, Ontario, Upland, Chino Hills, Redlands, and nearby areas.
Anaheim, Irvine, Santa Ana, Huntington Beach, Newport Beach, and surrounding communities
Our team is familiar with the local regulations, permitting process, and zoning requirements in each of these regions — ensuring a smooth and successful project no matter where you build.
Request an EstimateBuilding an Accessory Dwelling Unit (ADU) is an excellent way to enhance your property’s value, expand your living space, or generate rental income. As trusted ADU contractors, AVICA Construction is committed to delivering high-quality ADU solutions that align with your goals.
A detached ADU is built on-site as a standalone structure, while a modular ADU is pre-fabricated off-site and then installed on your property for faster completion.
Costs vary depending on size, design, and materials. On average, ADU construction costs range from $100,000 to $300,000 for a high-quality build.
Yes, permits are required for all ADU projects. AVICA Construction manages the entire permitting process to ensure your ADU complies with local regulations.
Yes! Many cities have relaxed setback requirements to accommodate ADUs on smaller lots. Our team can assess your property and design a space-efficient ADU that meets your needs.