San Francisco, California, presents a dynamic landscape where urban living meets originality in the heart of cultural diversity. Accessory Dwelling Units (ADUs) have gained prominence as the demand for creative housing solutions grows. These compact yet functional living spaces offer a unique way to maximize property utility while contributing to the city’s housing ecosystem.

If you’re considering adding an ADU to your San Francisco property, our curated list below showcases the finest ADU builders to consider. These experts have been chosen based on their track record, design sensibilities, adherence to regulations, and client satisfaction. Their proficiency in crafting harmonious, space-efficient additions reflects the city’s spirit—a blend of creativity, resourcefulness, and urban living.

building Lab

999 43rd St, Oakland, CA 94608

building Lab, a creative design-build firm, specializes in residential remodeling. With a dedication to quality construction, green building practices, and modern architecture, it crafts thoughtful and refined residential designs. The firm aims to embrace challenges, offering intelligent and sustainable solutions tailored to each project’s unique program and context.

building Lab’s accolades include the 2022 Bay Area Remodeling Award for Entire House Over $1 million, reflecting its commitment to excellence. Affiliated with the National Association of the Remodeling Industry (NARI), Marin Builders Association, and Build It Green, the company upholds industry standards and sustainable practices.

As featured in Dwell and Marin Independent Journal, the studio’s work speaks volumes. Led by Principal Stephen Shoup, whose education spans UC Berkeley and The Architectural Association in London, building Lab stands on a foundation of holistic design and building. With recognition such as being part of the Remodeling Big 50 Class of 2013, Shoup continues to lead the team in shaping exceptional living spaces.

MN Builders

2400 Union St, Oakland, CA 94607

MN Builders has delivered top-tier construction and building solutions to Bay Area clients for four decades. The company is a comprehensive general contracting firm boasting a cutting-edge cabinet shop for precise craftsmanship. Embracing sustainability, MN Builders champions eco-conscious materials and spreads awareness about green construction benefits. The cabinet and mill-working facility are powered by solar energy. A team of 30 skilled individuals operates within the mill-working shop and offices, complemented by 55 employees dedicated to the construction arm.

MN Builders secured the prestigious 2022 Outstanding Residential Remodel Design Award from the City of Piedmont. It also maintains collaborations within the industry to ensure excellence, with some of its works in Architectural Digest and LUXE Interiors + Design. Rich Robb, president and CEO, guides the firm, bringing 17 years of experience and a background from the University of Minnesota with a BA in Studio Art and Urban Studies.

Edri Construction

701 Cortland Ave, San Francisco, CA 94110

Edri Construction has two decades of industry experience and a diverse team of skilled contractors, setting it apart in offering a comprehensive range of building, design, and remodeling services across northern California. Fully licensed and insured, the company values integrity and prioritizes cultivating enduring customer relationships as it brings its client’s construction aspirations to life. Embracing the latest construction technology, the firm infuses cutting-edge building and design methods into every project.

Edri Construction’s commitment speaks for itself through numerous projects and satisfied clients. While awards and affiliations adorn others, it channels its dedication into tangible results. The company’s impact reverberates in sources like EIN News and Digital Journal, confirming its contribution to the industry. Leading the charge is Avi Edri, Edri Construction’s CEO. His vision guides the team, steering the company towards originality and excellence, redefining what it means to build and create.

Eastwood Development

3520 20th St, Suite B, San Francisco, CA 94110

Established in 2007 by Lucas Eastwood, Eastwood Development has emerged as a premier design-build firm spanning the San Francisco Bay Area and Pacific Northwest. Initially focused on architecturally sophisticated residential homes, the company’s expertise has evolved to encompass diverse real estate ventures. Eastwood Development caters to investors and homeowners from single-family to multi-unit properties, curating compelling real estate assets in San Francisco and Portland.

With a commitment to sustainable construction, Eastwood Development aligns with LEED Certification principles. The company’s dedication to environmentally conscious building practices is evident in each project. Lucas Eastwood, the driving force behind the company’s success, earned his contractor’s license in 2007. He meticulously cultivated Eastwood Development, transforming it from the ground up. This journey led from single-family projects in San Francisco to large-scale residential developments and multi-unit real estate assets in San Francisco and Portland. Eastwood Development’s story is about growth, sustainability, and transformative real estate endeavors.

Conscious Construction

1133 Ohio Ave, Richmond, CA 94804

Conscious Construction is a locally owned and operated, green-certified builder specializing in commercial and residential sectors. Its skilled estimators, project managers, superintendents, carpenters, and trained labor come together to infuse each project with meticulous attention. This commitment holds whether the firm is undertaking commercial ventures, multifamily or single-family developments, or remodels.

Heading the charge is Jeff Sochet, president and San Francisco Bay Area native. With 25 years in the industry, he founded Conscious Construction in 2006 with a vision to improve the field. Certified as a Green Building Professional, Sochet’s commitment continues to steer the company’s eco-conscious practices.

Affiliations of the firm include the American Institute of Architects East Bay and Build It Green. Its EPA Certified Lead Renovator status reflects its dedication to safety and sustainability. The Conscious Construction vows to blend expertise, dialogue, and a passion for excellence to craft outcomes that consistently transcend expectations.

Berkeley Design Build

5427 Telegraph Ave, Suite A, Oakland, CA 94609

Berkeley Design Build (BDB), in collaboration with Linvill & Pond Architects, specializes in crafting period-sensitive residential homes, remodels, additions, and accessory dwelling units. While these two entities function independently, they present a seamless blend of architectural design and comprehensive contracting. Each project is guided by a singular overseeing architect or contractor, facilitating a cohesive journey from concept to fruition. Berkeley Design Build harnesses local insights, historical design proficiency, harmonious municipal relationships, and astute spatial planning to shape enduring structures in the Bay Area and its surroundings.

Principal architect and project manager Mike Pond is a University of California, Berkeley graduate with a Master’s in Architecture. Collaborating closely with Chris Linvill, who serves as the Principal Partner at Linvill Pond Architects, they bring a combined industry expertise of 40 years to their work. Their professional partnership has endured for more than 20 years, a testament to their successful collaboration.

Home Pride Construction

580 Crespi Dr, Suite S, Pacifica, CA 94044

Embarking on its journey in 1986, Home Pride Construction traces its roots back to founder Rick Lee. Carrying forward this legacy, Richard Lee assumed leadership in 2008. The company is a distinguished home remodeling contractor specializing in comprehensive residential home building and remodeling services. At its core, Home Pride is defined by values such as excellence, integrity, teamwork, accountability, and service, shaping every facet of its operations. The company’s commitment spans across the spectrum of residential construction needs.

Accumulating 35 years of industry experience, Home Pride Construction has a rich portfolio of completed projects. Spearheaded by Richard Lee, the owner and president since 2008, the company leverages his 25 years of construction acumen as a carpenter, designer, and project manager. Lee is also a licensed Real Estate Broker, fostering a unique synergy with the Home Sales Team in Pacifica, California, further enhancing the company’s holistic approach to housing and construction.