When it comes to adding an ADU (Accessory Dwelling Unit) to your home, you want to make sure you find the right contractor. There are different options out there, such as a detached ADU or an attached ADU, and it can be tough to know where to start.

Luckily, Preferred Home Builders has a team of experienced ADU contractors in Los Angeles, CA that specialize in designing and constructing top-notch Accessory Dwelling Units. We understand how important it is to find a builder that you can trust when it comes to making such an important investment. That’s why we take the time to get to know each of our clients and their individual needs. We are transparent in every aspect of our work, from project estimates to design plans.

With Preferred Home Builders, you can trust that our ADU construction services are of the highest quality. We take pride in our attention to detail and craftsmanship, striving to exceed customer expectations with every project we complete.

What is an ADU?

Accessory Dwelling Units, also known as ADU, or “in-law units” or “granny flats,” are small living spaces typically attached to the main house of residential units. ADUs can range in size and style from studios to full apartments depending on your needs. They offer an affordable housing solution for families who need extra space without a major remodel or construction, it won’t be such a major project with us, no matter the size and scope.

At Preferred Home Builders, our local contractors specialize in building ADUs with a focus on quality and efficiency. From the beginning of the design process to the completion of construction, you can trust that our team will go above and beyond to meet your needs!


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Let’s Start Your ADU Project!

We are available 7 days a week to answer any questions and schedule your free consultation for a garage conversion project. We look forward to hearing from you and helping you start the construction process to create an accessory dwelling unit that will bring comfort and convenience to your home!

Building Permits for ADUs

When it comes to the actual construction building residential units, the most important factor is obtaining all of the necessary permits. We are experienced in navigating city and county ADU permit processes across Southern California and can take care of all of the paperwork required for your project.

Our team will work with you to make sure that your project meets local zoning regulations as well as other potential challenges that may arise. We will also provide guidance when it comes to choosing the right building materials, design elements, and more.

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We understand that obtaining a permit can be complicated and tedious, but our team of experienced professionals are here to help simplify the process so that you don’t have to worry about getting approved. We will make sure that your application is complete, accurate, and up-to-date.

Ground Up Construction

We work from the ground up, from the foundation to the roof. We will make sure our garage conversions are built with quality and precision, ensuring that it stands up to any weather conditions.

Increase Your Property Value

Renovation projects like garage conversion, or a new ADU, can really add value to your property. Whether you’re looking to increase the resale value or create more living space, our experienced professionals can help make it happen.

Timely Completion

Most property owners are looking to have their dream ADU done quickly and efficiently. We understand your needs, so we strive to complete our projects on time, every time and do a wonderful job. Our team is dedicated to making sure that you get the custom ADU you want, and in a timely manner.

Safety First

At Preferred Home Builders, safety is always our top priority. All of our technicians are highly trained and experienced, so you can rest assured that your project will be completed safely. We use the latest tools and techniques to ensure that all jobs are done with the utmost attention to safety.


High-Quality Workmanship

We take pride in our workmanship, ensuring that each renovation is completed with the highest quality standards. All of our projects are completed with the utmost attention to detail, and we guarantee that your satisfaction will be met. We never cut corners or settle for second best.

Outstanding Customer Service

Here at Preferred Home Builders, customer service is of the utmost importance. We strive to provide excellent customer service by being available at all times and responding quickly to questions and concerns. Our team is always willing to go the extra mile to ensure that you are happy with the results. We also offer free consultations and estimates so that you can make an informed decision about your project.

Our Commitment to You

At Preferred Home Builders, we are committed to providing the highest quality workmanship and materials. We pay close attention to every detail, from start to finish, to ensure that your project is completed with the best results possible. We take pride in our craftsmanship and strive for excellence on all of our projects. Our goal is always to exceed your expectations and make sure that you are completely satisfied with the outcome.

Ideas for Garage Conversions and ADUs

If you’re trying to come up with ideas to improve your Los Angeles home, consider an ADU contractor to help you build an ADU or an existing garage conversion. We can help you customize your space to best fit your needs, and make sure it looks great while adding value to your home. Whether you are looking for extra living space, a new master bedroom, guest house, family room, workshop, a storage area, or just want to add more usable square footage, our experienced team can guide you in the right way, including electrical work, the permit process, and more.

Our Experience in Los Angeles County

Preferred Home Builders is your go-to remodeling team if you’re in the Los Angeles area! With over 26 years of experience, we specialize in residential home improvement and interior remodels on multi-family properties, new construction, or any other existing residence. Nothing is too big or small for our experienced contractors to handle.

Give us a call today to discuss your next project be it a kitchen renovation, bathroom update, room addition, or other interior renovations.

The Best ADU Builders In California

With our team at Preferred Home Builders, you can rest assured that your Accessory Dwelling Unit (ADU) project will be completed with the highest level of quality and efficiency.

Frequently Asked Questions

Yes, it is possible to build a two-story ADU in Los Angeles. However, due to the city’s stringent building codes and regulations, obtaining approval for a second story may be difficult. The best way to go about this is to consult with an experienced contractor who can help you navigate the process of getting approval for your particular project.

ADU stands for Accessory Dwelling Unit. It is an additional living space that is built on the same property as a single-family home or multi-family dwelling, such as a duplex. ADUs can take many different forms, including separate apartments, in-law units, granny flats, and more.

Yes, you need a permit for an ADU in Los Angeles. The City of Los Angeles requires a building permit and any other applicable permits such as electrical or plumbing permits. You will also need to obtain approval from the Department of City Planning before starting construction on your ADU.

Yes, an ADU can be a great investment. They can generate rental income, increase the value of your property, and provide extra living space for family members or guests. Plus, since many cities offer incentives for adding ADUs to existing homes, you could potentially save money on taxes and other expenses associated with building an ADU.

The cost of building an ADU in LA County can vary significantly depending on the size, design, and materials used. Generally, you can expect to spend between $50,000 and $200,000 for a basic one-bedroom unit. However, that cost may be higher if you’re planning more complex designs or want to use high-end materials.

To legally construct an ADU in LA County, you must obtain a building permit from your local city or county government. Depending on the size and complexity of your project, you may also need other permits such as electrical, plumbing, or mechanical. It’s important to check with your local government to make sure you have all the proper permits before starting construction.

The amount of time needed to complete an ADU project can vary significantly depending on the complexity of the design and size of the project. In general, a single-story ADU can take between 2 to 6 months to complete depending on the complexity of the design and the availability of materials. Multi-story ADUs may take longer due to additional permits needed for higher levels. It’s important to factor in an extra 4-6 weeks if you need your local government to approve your building permit. Once you have all of the necessary permits in hand, construction can move forward quickly.

It’s also important to consider any other factors that may affect the timeline of your ADU project, such as weather conditions and local regulations. Depending on what type of materials you are using, some projects may require additional time for custom construction or ordering materials. If you are hiring a contractor, make sure to discuss these factors with them before beginning your project.

Call The Best ADU Contractor in Los Angeles!

Preferred Home Builders of Los Angeles is the premier ADU contractor in the area. So if you were searching for “ADU contractors near me,” our team has extensive experience managing and constructing a wide range of ADUs, from small garages to large, multi-story units. We understand the specific needs of homeowners seeking to add an ADU to their property, and we strive to provide excellent customer service throughout the entire process.