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Accessory Dwelling Units (ADUs)

Make the Most of Your Property With Accessory Dwelling Units From Behan Builders

Accessory dwelling units are a smart way to expand usable space while increasing long-term property value. Behan Builders designs and constructs ADUs with careful attention to layout, efficiency, and local building requirements. Each project is tailored to function independently while remaining visually connected to the main structure. The result is a versatile living space that supports changing needs without compromising design or performance.

Trust Our Accessory Dwelling Unit Builders to Get the Job Done Right

Accessory dwelling unit projects require careful coordination, technical knowledge, and attention to detail from start to finish. Our builders manage every phase of the process to ensure timelines, codes, and quality standards are met. Clear communication and experienced oversight keep each project moving efficiently. The result is a well-built ADU you can trust to perform and last.

accessory dwelling units in San Francisco

What is an Accessory Dwelling Unit?

An accessory dwelling unit is a self-contained living space built on the same property as a primary residence. These units typically include a kitchen, bathroom, and sleeping area designed for independent use. ADUs are commonly used for guest housing, rental income, or multigenerational living. They offer a flexible way to add usable space without changing the main structure’s footprint.

Bring Your Accessory Dwelling Unit Plans to Life in San Francisco, CA

Turning approved plans into a finished living space requires local knowledge and careful execution. San Francisco projects must account for zoning regulations, space constraints, and permitting requirements. Experienced coordination keeps each phase moving efficiently without unnecessary delays. The result is a completed addition that functions well and aligns with city standards.

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