Royalty
Builders
Creative Design., Vision., Ideas.

The leading direct ADU builders with full-staff architectural, engineering and construction teams on hand.

EXPORE RECENT PROJECTS
Get a glimpse of our amazing ADU projects.

We stand by and pride in the quality, workmanship and design of the accessory dwelling units constructed by our firm.

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Experience design and intelligent planning of your ADU. Get free advice.

A FULL-SERVICE DIRECT ADU BUILDER

Royalty Builders is your best go-to Accessory Dwelling Unit (ADU) builder, with the best cost and best value in the industry.

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Planning

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Permitting

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Planning

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Interior-Design

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Budgeting

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Construction

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Finance

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Certificate of Occupancy

Completed projects
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What makes us different from others
Royalty Builders is a direct builder. We stand out with exceptional expertise, customer service, custom & innovative design. Our streamlined construction services offer very competitive pricing backed by a lowest price guarantee.

Innovative Design

Our in-house team of architects and engineers creates bespoke layouts tailored to meet your specific requirements.

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Competitive Rates

As a direct builder, we offer the most competitive pricing in the industry, along with flexible financing options.

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Smooth Building Process

We provide a streamlined, hassle-free experience with transparent timelines and complete project management from start to finish.

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Comprehensive Solutions

Royalty Builders manages every step of your ADU project, ensuring that it’s completed on time and within budget without the stress.

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Our ADUs

One Story, 750SF ADU

The Floor-plan What is the ideal floorplan for your Accessory Dwelling Unit (ADU)? What elements should be incorporated? Is there enough room to include two ...
Our ADUs

One Story, 600SF ADU

ADU Kitchen In an ADU where space is often limited, kitchens play a crucial role. ADU kitchens are designed to be efficient, charming, and highly ...
Our ADUs

1BD, 1 BA 500 SF ADU

One-story accessory dwelling units (ADUs) offer numerous advantages that make them an attractive option for homeowners. Firstly, their single-level design ensures excellent accessibility and convenience ...
Our ADUs

One Story, 700SF ADU

One-story accessory dwelling units (ADUs) offer numerous advantages that make them an attractive option for homeowners. Firstly, their single-level design ensures excellent accessibility and convenience ...

Want an ADU like These?

ADU Growth in Los Angeles Since 2016, Los Angeles has experienced a 1,000% increase in ADU construction, with over 8,000 permits issued in 2020 alone.

70% increase in ADU applications
(2016–2019) 70%
63% of ADUs in California are rented out,
while 37% serve family purposes 63%
18% of new housing in California consists of ADUs
18%

Key Stats

ADU permits in California surged from just over 1,000 in 2016 to over 15,000 in 2020, marking a growth of 1,400%.

Let Royalty Builders help you maximize your property’s potential with our end-to-end ADU solutions!

Latest news from our blog
Our ADUs

One Story, 750SF ADU

The Floor-plan What is the ideal floorplan for your Accessory Dwelling Unit (ADU)? What elements should be incorporated? Is there enough room to include two ...
Our ADUs

One Story, 600SF ADU

ADU Kitchen In an ADU where space is often limited, kitchens play a crucial role. ADU kitchens are designed to be efficient, charming, and highly ...
Our ADUs

1BD, 1 BA 500 SF ADU

One-story accessory dwelling units (ADUs) offer numerous advantages that make them an attractive option for homeowners. Firstly, their single-level design ensures excellent accessibility and convenience ...
Our ADUs

One Story, 700SF ADU

One-story accessory dwelling units (ADUs) offer numerous advantages that make them an attractive option for homeowners. Firstly, their single-level design ensures excellent accessibility and convenience ...
ADU

What is an Accessory Dwelling Unit (ADU)?

An accessory dwelling unit (ADU) is a secondary housing unit on a single-family residential lot. In California, ADUs are regulated by state law and local ...
ADU

How to choose the best floorplan for your Accessory Dwelling Unit (ADU)

Are you thinking about building a new Accessory Dwelling Unit (ADU)? One of the key things you need to think about, is the floorplan. Questions ...
Why Trust Us for Your ADU Project?

OUR GUARANTEE

Selecting the right builder for your ADU is a critical decision that directly impacts the quality, design, and value of your property. At Royalty Builders, we are dedicated to providing top-tier service and impeccable craftsmanship. Our ADUs are designed to be both beautiful and highly functional, improving the livability and value of your home.

With a team of experts in planning and construction, we bring years of experience and an eye for excellence. Our reputation is built on consistently delivering customized ADUs that reflect the unique vision and requirements of each client. Whether you’re looking for a cozy rental unit or a space for family, we ensure your project is designed and built to meet your needs—all at affordable rates.

We pride ourselves on making the ADU building process easy and stress-free. From the initial planning stages to the final construction and beyond, we manage every phase of your project. Our turnkey approach means you don’t have to worry about permits, timelines, or budgets. Everything is handled professionally, ensuring your ADU is completed on schedule and within budget, with zero hassle to you.

With Royalty Builders, you get more than just an ADU—you get a commitment to excellence and a seamless construction experience.

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