ADU Addition Contractors in San Francisco

Custom ADU Designs. Amazing Results.


We offer free on-site consultations and estimates with our professional team.


We are a local home remodeling company licensed and insured in the Bay Area.


We have a team of experienced builders, designers, and architects.


During the remodeling process, a project manager will be available at all times.
adu dwelling construction the bay area

ADU Construction Contractors in San Francisco

As premier ADU construction contractors in San Francisco, Spaces Home Remodeling is at the forefront of creating modern, elegant, and highly functional accessory dwelling units (ADUs) that enhance the value and livability of your property. Our adept team of builders in the Bay Area is well-versed in the local zoning laws, permitting processes, and construction standards, ensuring a seamless ADU project from conception to completion.

Choosing to build an ADU is a wise investment that not only provides additional living space but also potentially generates rental income. We excel in crafting ADUs that blend seamlessly with the existing structures, reflecting the unique character of the original home while introducing a fresh, contemporary aesthetic.

Whether you are considering a garage conversion, a detached ADU, or any other type of accessory dwelling unit project, our expert team is here to guide you through the entire construction process, ensuring a stress-free experience and a final product that exceeds your expectations.

What is an ADU?

An ADU, or Accessory Dwelling Unit, is an independent residential structure that shares the same land as the main house. It’s a popular and practical solution for homeowners in San Francisco and the Bay Area to expand their living space or generate additional income through rentals. ADUs can come in many forms such as a basement apartment, a garage conversion, or a detached structure in the backyard.

Building an accessory dwelling unit in the Bay Area is a task that requires a blend of architectural creativity, precise engineering, and a deep understanding of local zoning and building codes. As a reputable ADU contractor in San Francisco, Spaces Home Remodeling excels in all these aspects, ensuring that your ADU project is executed smoothly and to the highest standards of quality and compliance.

The ADU movement is gaining traction in San Francisco and across the Bay Area, offering a viable solution to the housing crunch while enabling homeowners to make the most out of their property. With the expert guidance and craftsmanship of Spaces Home Remodeling, building an accessory dwelling unit becomes an exciting venture that pays dividends in both lifestyle enhancement and financial returns.

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Design Build Services

At Spaces Home Remodeling, we embrace a design-build approach in ADU (Accessory Dwelling Unit) projects, streamlining the process from conceptualization to construction. Our ADU design-build service encompasses tailored designs, permitting, material sourcing, and construction, handled by our skilled team to ensure a cohesive, well-executed ADU project. We engage closely with homeowners in San Francisco and the Bay Area, ensuring that each ADU not only adds value but also resonates with the unique character of the existing property. 

Our unified workflow fosters better communication, cost control, and a faster completion timeline, delivering your dream ADU with utmost precision and quality. Experience the seamless synergy of creative design and superior construction with Spaces Home Remodeling’s ADU design-build services.

The Advantages of Building an ADU

The decision to build an Accessory Dwelling Unit (ADU) comes with a myriad of advantages that extend beyond merely adding extra living space. Especially in a thriving and densely populated region like San Francisco, the benefits can be significantly impactful for homeowners. Here are some compelling advantages of building an ADU:

  1. Increased Property Value: Adding an ADU significantly boosts the square footage of your property, directly translating to an increased property value. A well-designed and constructed ADU is a lucrative investment that enhances the overall appeal and market value of your home.

  2. Rental Income: With the high demand for housing in San Francisco, an ADU can serve as a steady source of rental income. Whether you choose to rent out the ADU or the main house, the additional dwelling unit provides a substantial financial benefit.

  3. Versatile Living Space: ADUs are versatile structures that can be utilized in various ways. They can serve as guest houses, in-law suites, home offices, or even a private retreat. The flexibility in usage makes ADUs a highly practical addition to your property.

  4. Aging in Place: For families with aging relatives, an ADU provides a comfortable and private living space where loved ones can stay close while maintaining their independence. It’s an empathetic and practical solution to the changing needs of a growing family.

  5. Cost-Effective Expansion: Compared to buying a larger property, building an ADU is a cost-effective way to increase living space. It’s a smart strategy for homeowners needing more room without the hefty price tag of purchasing a new home.

  6. Community Contribution: By adding an ADU, you contribute to alleviating the housing shortage prevalent in many parts of San Francisco. It’s a step towards creating more housing options within the existing urban footprint.

  7. Sustainability: ADUs promote efficient land use and have the potential for lower environmental impact compared to larger homes. By optimizing the use of existing land and infrastructure, ADUs contribute to more sustainable urban development.

Types of ADUs Are Available?

ADUs, or Accessory Dwelling Units, come in various forms, each offering a unique blend of functionality and aesthetic appeal. At Spaces Home Remodeling, we specialize in designing and constructing a wide range of ADUs to suit the diverse needs and preferences of homeowners in the Bay Area. Here are some popular types of ADUs you might consider for your property:

  1. Detached ADU: A standalone structure separate from the main house, often referred to as a backyard cottage or guest house. Detached ADUs provide privacy and can serve as a home for extended family or rental accommodation.

  2. Garage Conversion: Transforming an existing garage into a livable space is a cost-effective way to add a fully functional ADU to your property. It’s a fantastic option for homeowners looking to utilize existing structures creatively.

  3. Bump-Out Addition: A bump-out addition extends the footprint of your existing home, providing extra space for a new room or suite. It’s a great way to add square footage without the need for a completely separate structure.

  4. Basement Conversion: Converting a basement into a cozy living space is an excellent way to utilize unused area in your home. Basement conversions can provide a private living area for family members or tenants.

  5. Attached ADU: An attached ADU shares a wall with the main house but has its separate entrance. It’s ideal for in-law suites or expanding living spaces while maintaining a sense of connection to the main house.

  6. In-Law Suite: Typically an area within the main home or an attached structure, in-law suites provide a comfortable, private space for family members while keeping them close.

  7. Guest House: Similar to a detached ADU, a guest house provides additional living space for visitors, offering comfort and privacy.

Why should I choose Spaces Home Remodeling for my ADU?

At Spaces Home Remodeling, we excel in providing innovative ADU building solutions tailored to meet the diverse needs of homeowners throughout the Bay Area. Our approach is rooted in a full-service residential design-build model, which seamlessly integrates the ADU construction process from the initial design phase through to the completed build. This holistic approach ensures a smooth, coordinated ADU process that results in beautiful, custom ADUs crafted to the highest standards of quality and aesthetic appeal.

Our ADU construction process begins with an in-depth consultation to understand your vision, needs, and the potential of your property. Our experienced design team then translates this understanding into a custom design that aligns with your objectives while adhering to local zoning and building regulations. As we transition into the construction phase, our skilled general contractors and project managers work meticulously to bring the design to life, ensuring every detail is executed to perfection.

Serving homeowners throughout the Bay Area, we pride ourselves on our ability to offer innovative solutions that address the unique challenges and opportunities presented by each ADU project. Whether it’s maximizing the functionality of a compact space, integrating sustainable building practices, or crafting modern designs that enhance the character of your property, our team is adept at delivering ADU solutions that are as innovative as they are beautiful.

Furthermore, our full-service residential design-build approach provides a single point of contact throughout the ADU process, simplifying communication and ensuring a cohesive execution from start to finish. The result is a streamlined construction experience that culminates in a beautiful, custom ADU that adds significant value and utility to your property.

With a reputation for excellence in ADU construction throughout the Bay Area, Spaces Home Remodeling is the partner of choice for homeowners seeking to expand their living spaces with innovative, high-quality ADU solutions.

How do I find out more about my ADU building options?

Venturing into an ADU construction project is an exciting opportunity to enhance your property in the Bay Area. At Spaces Home Remodeling, we are dedicated to educating and guiding homeowners through the various ADU options available, ensuring you make informed decisions that align with your goals. Our ADU builders in the Bay Area are well-versed in the local construction landscape, and are here to help you navigate the process of building your ADU with confidence.

Whether you’re looking to construct an ADU from scratch or convert an existing structure on your property, understanding your options is the first step towards a successful project. Here are some key considerations as you explore your ADU building journey:

  1. Design Options: The design of your ADU should complement your existing property while meeting your specific needs. We offer custom design services to help you create a unique ADU that reflects your style and the functional requirements of your space.

  2. Permitting and Zoning Regulations: Understanding and adhering to the local permitting and zoning regulations is crucial for a hassle-free ADU construction process. Our team will guide you through the necessary steps to ensure your project complies with all local laws and standards.

  3. Construction Methodologies: At Spaces Home Remodeling, we employ modern construction methodologies to ensure a smooth process and a high-quality finished product. Our streamlined process aims to minimize disruptions while delivering exceptional results.

  4. Cost and Financing: We provide transparent cost estimates and guide you through potential financing options to help you budget and plan for your ADU project effectively.

  5. Timeline: A clear timeline for each phase of the ADU building process helps in setting realistic expectations and ensuring that your project stays on track.

We invite you to learn more about how to build your ADU with Spaces Home Remodeling. Our team is here to provide expert advice, innovative design solutions, and professional construction services to make your ADU project a rewarding and enjoyable experience. As seasoned ADU builders in the Bay Area, we are committed to delivering personalized service and outstanding craftsmanship that will make your ADU a valuable addition to your property.

Spaces Home Remodeling

(415) 903-7962
954 Taraval St. #108, San Francisco, CA 94116
License Number: License #1044595
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