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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.
AVICA Construction is your trusted ADU contractor in Los Angeles, specializing in custom accessory dwelling unit design and construction. Serving Santa Monica, Pasadena, and all of LA County, we're a licensed general contractor with expertise in detached ADUs, garage conversions, and junior ADUs. We handle all permits, design, and construction, delivering quality ADU projects on time and within budget. Transform your property with a professionally built ADU. Get your free estimate today.

Ready to build your vision? Tell us more about your project
In today’s housing market, homeowners are looking for smart ways to maximize their property’s potential. Whether you are looking to house a family member or generate passive rental income, ADU construction is the single most effective way to add value and versatility to your home.
As a experienced custom ADU builder, AVICA Construction specializes in turning underutilized land into high-end living spaces. If you’ve been searching for an ADU builder near me or a reliable ADU contractor, you’ve found a partner dedicated to craftsmanship and local expertise.


Common Types of ADUs and Layouts
Every property is unique, and as an experienced ADU builder, we offer various configurations to suit your specific needs and lot size:
Our ADU architect team works with you to design layouts that prioritize natural light, storage, and modern aesthetics, ensuring your custom ADU builder experience results in a space that feels like a home, not an afterthought.
We understand that ADU construction cost is a primary consideration. While the initial ADU builder cost requires an upfront investment, the long-term financial benefits are substantial.
The biggest hurdle for most homeowners is the "red tape." Fortunately, several California cities are now expediting the ADU permit process to combat the housing shortage.
As a local ADU contractor Los Angeles residents trust, we have an intimate understanding of the ADU permit Los Angeles requirements. Whether it’s a garage conversion Los Angeles project or a ground-up build, we handle the bureaucracy so you don’t have to. We stay updated on the latest zoning laws and "pre-approved" plan options to get your project broken ground faster.
AVICA Construction is a full-service ADU construction company. We don't just swing hammers; we manage your entire project from the first sketch to the final inspection.
As your Los Angeles ADU builder, we solve the problem of limited space by navigating the complexities of the ADU construction Los Angeles landscape. When you work with us, you get:
Stop searching for ADU contractors near me and start building with the experts. Let AVICA Construction show you how simple adding a second unit can be.
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
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 $50,000 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.