Best ADU Builders in San Jose (2024)

Our annual ranking of top construction firms highlights the top companies in San Jose based on their project volume over the past year, with a focus on relevance. This compilation is derived from permit and contractor information sourced from city, county, and state building departments through our partners at BuildZoom. For further information regarding data accuracy, please consult the note at the end of this article.

Construction data serves as a valuable resource for many stakeholders in the construction industry, enabling them to make informed decisions and effectively plan their strategies. For businesses offering materials or services to general contractors, leveraging construction market data and insights into construction activity allows them to identify key milestones, such as project launches or major growth periods. This helps them tailor their outreach to align with contractors’ needs, ensuring their efforts are both timely and impactful. Similarly, by analyzing construction analytics, subcontractors can pinpoint the general contractors they aim to collaborate with, optimizing their approach. Additionally, real estate developers, property owners, and others requiring contractor expertise can validate the skills and reliability of contractors and subcontractors by delving into construction history and examining relevant permits and licenses. Overall, staying informed about construction industry trends ensures each player remains competitive and aligned with the evolving market.

D.R. Domenichini Construction

Address:
17165 Depot St., Morgan Hill, CA 95037

D.R. Domenichini Construction is a distinguished general contracting firm serving the greater Bay Area, renowned for its commitment to exceptional quality and client satisfaction. With over 20 years of expertise, David R. Domenichini leads this family-owned and operated company, which is fully licensed, bonded, and insured. The firm has earned prestigious accolades, including the GuildQuality GuildMaster Award with a 100% recommendation rate and recognition as a Big50 Remodeler by Remodeling Magazine, a status achieved by only 1.6% of the 98,000 remodeling firms in the U.S. Their projects have consistently won Regional Contractor of the Year (CotY) Awards in multiple categories, showcasing excellence in historical renovations, residential interiors, and entire house transformations. Beyond their craftsmanship, clients praise their integrity, clear communication, and unwavering commitment to long-term satisfaction. As active members of the National Association of the Remodeling Industry (NARI) and certified lead-safe contractors, they uphold rigorous standards in every project. D.R. Domenichini Construction is deeply rooted in the community, actively supporting programs like Habitat for Humanity and the local Chamber of Commerce. Their dedication transforms homes into masterpieces while fostering lifelong client relationships.

Data from the San Jose Development Services Permit Center was reviewed by the San Francisco Architects team to find previous projects completed by D.R. Domenichini Construction. In 2021, D.R. Domenichini Construction undertook a $121,041 project to replace a detached garage and convert it into a 795 sq ft ADU with a 336 sq ft attached garage at the rear of a residence. Additionally, in 2019, the company completed a $112,230 project involving family detached dwellings.

Ali’s Construction & Remodeling Inc

Address:
1011 S De Anza Blvd., San Jose, CA 95129

Ali’s Construction & Remodeling, Inc. has been a trusted name in the South Bay area since 1993, delivering over 30 years of exceptional service in custom home building, remodeling, and residential renovations. Known for their honesty, integrity, and unwavering commitment to customer satisfaction, the company has successfully completed 896 projects, supported by a team of 172 highly trained professionals. Specializing in new construction, kitchen and bathroom remodeling, and home additions, Ali’s Construction combines high-quality materials with expert craftsmanship to exceed client expectations. Their creative solutions and adherence to the latest industry standards ensure personalized results that align with each client’s vision and budget. With 3,534 planning applications submitted, the firm’s expertise extends from initial design to final clean-up, making the entire process seamless and stress-free. Proudly offering affordable and sustainable solutions, Ali’s Construction guarantees superior results with a focus on convenience and quality. This dedication to excellence has solidified their reputation as a leader in the Bay Area construction industry.

The San Francisco Architects team reviewed data from the San Jose Development Services Permit Center to find past projects by Ali’s Construction & Remodeling Inc. In 2024, the company completed a $350,000 project that involved building a new 999 sq ft ADU and adding a 286 sq ft extension to the main residence, along with a kitchen remodel. In the same year, Ali’s Construction & Remodeling Inc. also worked on a $30,200 single-family detached dwellings project.

Future Vision Remodeling Inc

Address:
495 East Brokaw Rd., San Jose, CA 95112

Future Vision Remodeling, based in San Jose, has become a trusted leader in home improvement by offering a comprehensive approach to remodeling since its founding by Shawn and Roy. Known for their innovative vision, the company combines all aspects of the renovation process under one roof, streamlining projects from initial design to final inspection. Specializing in whole-home remodels, kitchen and bathroom transformations, room additions, backyard upgrades, and ADU conversions, Future Vision handles permits, inspections, and paperwork to ensure a hassle-free experience. With a strong emphasis on communication, the team provides daily progress updates and ensures every client question is answered. Their reputation is built on the satisfaction of countless happy customers and the expertise of skilled craftsmen who deliver exceptional results. Featuring a state-of-the-art showroom, Future Vision Remodeling inspires clients to imagine their dream spaces while benefiting from personalized service. Whether enhancing a single room or transforming an entire property, they remain dedicated to exceeding expectations at every step.

Future Vision Remodeling Inc. completed a $240,000 residential addition and remodel in 2021, which included a 437 sq ft expansion of the dwelling. The San Francisco Architects team, using data from the San Jose Development Services Permit Center, also found that in 2024, the company completed a $150,000 project that involved adding 718 sq ft to the rear and front of the home, performing a full house remodel, and converting one bedroom into an ADU with a bathroom.

Brother’s Remodeling Inc

Address:
8379 Sierra Sunset Dr., Sacramento, CA 95828

Brother’s Remodeling Inc, based in Sacramento, CA, has built a reputation as a trusted partner in transforming homes into functional and inspiring spaces. With 4 years of experience, the company combines a passion for design with exceptional craftsmanship to deliver custom remodeling solutions tailored to each client’s needs. Specializing in kitchen and bathroom remodeling, cabinet installation, and interior painting, they approach every project with innovation, attention to detail, and a commitment to excellence. Their mission is to create spaces that are both aesthetically appealing and highly functional, reflecting the unique vision of their clients. Driven by creativity and integrity, Brother’s Remodeling Inc takes pride in being a reliable community partner, helping homeowners revitalize their living spaces. With a vision to become a leader in the Sacramento remodeling industry, they continually strive to exceed expectations through a blend of traditional skills and modern techniques. Offering personalized service from concept to completion, Brother’s Remodeling Inc ensures every project is executed with precision and care, leaving a lasting impression on the community.

Using data from the San Jose Development Services Permit Center, the San Francisco Architects team discovered that in 2022, Brother’s Remodeling Inc. completed a $120,000 project to convert an existing detached garage (551 sq ft) into an ADU, adding 180 sq ft with a new 165 sq ft deck, totaling 731 sq ft for the ADU. Additionally, in 2021, the company completed another $120,000 project that involved converting a 468 sq ft detached garage into an ADU, along with a 263 sq ft addition and a 165 sq ft deck.

MG Constructors & Engineers, Inc.

Address:
1057 Cochrane Rd., Suite 160-300 , Morgan Hill, CA 95037

MG Constructors & Engineers, Inc., established in 2001, has become one of the Bay Area’s most respected and trusted construction and engineering firms, offering specialized services in civil, structural, foundation, drainage, and related work. Known for their expertise in addressing complex structural and foundation issues, they are the go-to contractor for both residential and commercial projects. Founded by Mark Garrison, initially from his son’s bedroom, the company has grown into a well-established firm recognized for its responsive leadership and high standards of service. MG Constructors & Engineers excels in general contracting, structural inspections, and ongoing building maintenance, with a team of highly trained professionals committed to delivering quality results. Over the years, the company has successfully partnered with owners, architects, subcontractors, and engineers, ensuring that every project meets client needs and exceeds expectations. Whether it’s a foundation repair, kitchen remodel, or the construction of new commercial buildings, MGCE’s dedication to integrity, craftsmanship, and customer satisfaction has earned them a solid reputation. With services spanning from residential construction to large-scale industrial projects, the company continues to serve Northern California with a commitment to excellence and innovation.

The San Francisco Architects team, using data from the San Jose Development Services Permit Center, found past projects from MG Constructors & Engineers, Inc. In 2022, the company completed a $42,308 project to convert a detached garage into a new 324 sq ft ADU. Additionally, in 2024, MG Constructors & Engineers, Inc. worked on a $120,000 new building addition project for an ADU.

Note: The data used to compile this list may not be complete based on the availability of permit data – collecting and consolidating this data is a time-intensive and difficult task. It may not be complete in all areas due to jurisdictional reporting requirements and the availability of data. Job values and permit fees should be taken as estimates rather than exact values, based on the most complete permit and contractor data available. Additionally, number of projects and typical job size may be updated per contractor request.

The time period for the data used for this ranking was the past 365 days, plus an additional 45 days to account for the average timeline of a building permit. If you have any suggestions on the data or see any corrections that you’d like to give feedback on, please fill out this form. For more insights on construction data outside that are not directly related to contractors, there are other resources available as well.