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Best ADU Builders in Oakland (2024)

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Our annual ranking of top construction firms highlights the top companies in Oakland 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 various purposes for different stakeholders in the industry. Companies that supply materials and services can use this data to better connect with general contractors. By monitoring important milestones and developments, such as the start of major construction projects, these businesses can time their communications effectively, reaching out when contractors are most in need of new resources. This approach not only boosts relevance but also fosters engagement. Furthermore, by studying construction market trends and contractors’ business patterns, suppliers can identify those experiencing growth, allowing them to tailor their outreach accordingly. Subcontractors can also leverage this information to connect with general contractors for potential projects. Additionally, real estate developers, property owners, and others seeking contractors can use detailed contractor data to assess the quality and expertise of both contractors and subcontractors, ensuring they make informed choices for their projects.

Business# Projects (’23)Average Contract Value
LB Construction & Remodeling28$38K
Golden State Design Build18$15K
Rozen Home Builders Inc17$20K
A. Tamam Construction14$40K
Done Right Home Remodeling13$35K

LB Construction & Remodeling

Address:
2485 W Ave 133rd, San Leandro, CA 94577

LB Construction & Remodeling stands out as a premier contractor with over a decade of experience in transforming homes into dream spaces. Founded on a commitment to quality and client satisfaction, the company has successfully completed hundreds of projects, including stunning kitchen and bathroom remodels as well as expansive home additions. Known for its meticulous attention to detail, LB Construction prides itself on a streamlined process that begins with personalized consultations and culminates in top-quality results delivered on time and within budget. Their expert team is fully licensed and bonded, ensuring that every project adheres to the highest industry standards. With a reputation for integrity and craftsmanship, LB Construction has garnered numerous accolades, including recognition for innovative design and customer service excellence. Their hands-on approach allows them to tailor each project to the unique needs and visions of their clients, making the journey to a new home an enjoyable experience. By continuously refining their processes and staying ahead of design trends, they have solidified their position as a trusted name in home remodeling in the region. Whether it’s creating a luxurious bathroom oasis or expanding living space, LB Construction is dedicated to bringing clients’ dreams to life.

Data from the City of Oakland Planning and Building Department was reviewed by the Home Builder Digest team to identify previous projects completed by LB Construction & Remodeling. In 2024, the company undertook a $228,020 project involving a 1,000-square-foot detached ADU. Additionally, in 2022, LB Construction & Remodeling successfully executed a $150,000 project, which consisted of a 532-square-foot detached ADU featuring a bedroom, bathroom, living room, and kitchen.


Golden State Design Build

Address:
1515 Aurora Dr, San Leandro, CA 94577

Golden State Design Build is a comprehensive construction company specializing in both construction drawings and execution of renovation projects and home additions. With an in-house team of designers, engineers, and contractors, they manage every aspect of the construction process, from creating plans to securing permits and completing the work. Ready to handle any residential job, Golden State Design Build ensures a seamless experience for their clients.

The City of Oakland Planning and Building Department’s data was examined by the Home Builder Digest team to discover past projects completed by Golden State Design Build. In 2024, the company undertook a new accessory dwelling unit project spanning 585 square feet, valued at $250,000. Additionally, in 2022, Golden State Design Build executed a $150,000 garage-to-ADU conversion project.


Rozen Home Builders Inc

Address:
718 W El Camino Ave, Sacramento, CA 95833

Rozen Home Builders Inc. specializes in both new construction and repairs, effectively managing occupied job sites and multi-phase projects. They provide a comprehensive client experience, ensuring seamless communication, budgeting, staffing, and quality craftsmanship throughout the process. With a collaborative approach involving homeowners and designers, Rozen Home Builders is dedicated to delivering results that exceed expectations.

Data from the City of Oakland Planning and Building Department was reviewed by the Home Builder Digest team to identify previous projects completed by Rozen Home Builders Inc. In 2021, the company executed a $77,000 project involving an ADU conversion of a garage. Additionally, in 2024, Rozen Home Builders Inc. undertook a $100,000 project for a horizontal addition to a main dwelling unit.


A. Tamam Construction

Address:
41060 High St, Fremont, CA 94538

A. Tamam Construction, established in 1996, has built a reputation for excellence in home remodeling throughout the Bay Area, starting with a small bathroom renovation that set the foundation for their growth. With a dedicated team of over 40 full-time professionals and two covered locations, they prioritize customer satisfaction by offering personalized consultations and innovative design solutions. Their commitment to quality workmanship and professionalism is evident in every project, as they aim not just to meet but to delight their clients with exceptional service. A. Tamam Construction specializes in various services, including room additions, kitchen and bathroom remodels, and custom builds, all while ensuring a seamless and respectful remodeling experience. Their passion for creating lasting value in homes, combined with a focus on social responsibility, sets them apart as a trusted choice for homeowners seeking to enhance their living spaces. The company’s impressive track record and dedication to client relationships often turn first-time customers into lifelong clients, reinforcing their belief in treating every home as if it were their own. Whether expanding a home or updating its features, A. Tamam Construction brings expertise and care to every project, making them a go-to contractor in the region.

Data from the City of Oakland Planning and Building Department was reviewed by the Home Builder Digest team to identify previous projects completed by A. Tamam Construction. In 2024, the company undertook a garage-to-ADU conversion valued at $30,000. Additionally, in 2021, A. Tamam Construction completed a project that involved converting an attached garage of 409 square feet and a living room of 204 square feet into an attached accessory dwelling unit totaling 613 square feet, which cost $41,698.


Done Right Home Remodeling

Address:
1825 De La Cruz Blvd, Santa Clara, CA 95050

Done Right Home Remodeling, a distinguished Bay Area general contractor, boasts over 15 years of expertise in delivering high-quality home remodeling services tailored to client needs. Established with a commitment to excellence, the company has successfully completed numerous projects, including kitchen and bathroom renovations, accessory dwelling units (ADUs), and home additions, while ensuring full compliance with California state and local building codes. Their seasoned project managers meticulously oversee every aspect of renovation, from initial consultations to obtaining necessary permits and final inspections, ensuring seamless execution and superior craftsmanship. Notably, Done Right Home Remodeling has garnered a reputation for transforming spaces into functional and stylish environments that enhance both aesthetics and utility. Their dedication to customer satisfaction is reflected in glowing testimonials from homeowners who praise their professionalism and attention to detail. Furthermore, the company actively engages in community outreach, supporting various charitable organizations, thereby reinforcing their commitment to social responsibility. With a strong track record and a passion for quality, Done Right Home Remodeling continues to be a trusted choice for homeowners looking to elevate their living spaces.

Data from the City of Oakland Planning and Building Department was reviewed by the Home Builder Digest team to identify previous projects completed by Done Right Home Remodeling. In 2024, the company undertook a new 716-square-foot attached rear ADU, which had a budget of $150,000. Additionally, in 2023, Done Right Home Remodeling managed a $200,000 addition and remodel project.


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.

Author

  • Alex Mericle is the Chief Editor at Home Builder Digest with five years of experience in the construction space. Alex has always had a strong interest in residential and commercial construction and architecture, and he has built up technical experience with building permit data, subcontractor operations, and materials procurement over the years. On top of his experience at Home Builder Digest, he has prior experience at BuildZoom. His analytical skillset, honed through a degree in Business Analytics from Creighton University and from his work experience, allows him to transform complex construction data into actionable insights and useful, captivating content. Expertise: Residential and Commercial Construction, Building Permit Data, Home Design and Build, Architecture, Subcontractor Operations, Material Procurement Key Highlights: Over 5 years of experience writing and editing in the construction space, Chief Editor at Home Builder Digest, Previous experience at BuildZoom Education: Creighton University, Degree in Business Analytics

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