
adu (accessory dwelling unit)
Turn your space into income, comfort, or both.
Initial Consultation & Site Assessment
We kick off the ADU process with a combined initial consultation and site assessment. During our consultation, we focus into your vision and requirements for the Accessory Dwelling Unit (ADU), gathering crucial details about your needs and preferences. Following this, our team conducts a thorough site assessment to evaluate the feasibility of your project, taking into account site-specific factors and gathering essential data. This integrated approach ensures we have a clear understanding of your project and the property, setting the stage for a successful build.

Construction Process
After securing the necessary permits, we commence construction, managing every aspect of the build from the foundation to the finishing touches. Our team is committed to maintaining clear communication throughout the process, providing updates and addressing any concerns to ensure the project stays on track. Upon completion, we conduct a meticulous inspection to ensure the ADU meets our quality standards and is ready for occupancy.



Design & Planning
With insights from the consultation and site assessment, our design team will work closely with you to craft a customized ADU plan. We focus on creating a design that meets your functional needs while adhering to local building codes and regulations. Throughout this phase, we keep you engaged and informed to ensure that the final design aligns with your vision and expectations.

Completion & Final Work
Whether you're building an ADU for rental income, multigenerational living, or to maximize your property’s potential, we are here to guide you through every step. With our expertise and commitment to quality, we turn your ADU vision into reality, integrating it seamlessly into your existing property while ensuring full compliance with all regulations.



Why Choose Contrive Builders?
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Licensed & Insured – Peace of mind knowing your project is in trusted, qualified hands.
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Clean & Organized Job Sites – We respect your space and keep it tidy throughout the process.
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Seamless Communication – Clear updates and responsive service from start to finish.
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Local Expertise – We understand Southern California homes, styles, and standards.
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Flawless Installation – Precision craftsmanship to ensure long-lasting, beautiful results.
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Frequently Asked Questions (FAQs)
Q: What is an ADU?
A: An ADU, or Accessory Dwelling Unit, is a secondary housing unit on a residential property. It can be a detached structure, garage conversion, or attached addition.
Q: How long does it take to build an ADU?
A: On average, ADU projects take between 6 to 12 months from design to completion, depending on permits, size, and scope of work.
Q: Do I need a permit to build an ADU?
A: Yes, permits are required. We handle the entire permitting process to ensure your ADU complies with local building codes and zoning regulations.
Q: Can I rent out my ADU?
A: In most areas, yes. ADUs are often used for long-term rentals, but local regulations may vary.
Q: What types of ADUs can you build?
A: We offer detached ADUs, garage conversions, and attached units. Each design is customized to fit your property, budget, and needs.
Q: How much does an ADU cost?
A: Costs vary based on size, location, and features. On average, ADU construction ranges from $150,000 to $350,000. We provide detailed estimates after architectural and engineered design.