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ADU.X

“TURN YOUR PROPERTY INTO PASSIVE INCOME WITH A CUSTOM-BUILT ADU”

Full-service ADU design & construction in Los Angeles. Design, Permit, Build — ADU.X handles everything.

ADU.X — A Division of X Buildup

ADU.X is X Buildup’s dedicated ADU design-build division, serving homeowners across Los Angeles. We handle the full process—planning, engineering, permitting, and construction—to deliver high-quality ADUs that maximize space, value, and rental potential. Backed by X Buildup’s 5-star reputation and over a decade of residential construction experience, we provide a seamless start-to-finish build for garage conversions, detached ADUs, and additional living space—done faster, smarter, and with guaranteed results.

Our Services

ADU.X Professional Services

ADU.X Architectural and engineering services LA

Architecture Design & Permit

Turn your ideas into build-ready plans with a team that handles everything—from layouts and engineering to zoning and permit approvals. We streamline the entire process so you avoid delays, stay compliant with LA building codes, and move confidently into construction.

ADU.X ADU Construction services LA

ADU

Create a high-value living space that pays for itself. Our team delivers stunning, turnkey ADUs engineered for comfort, efficiency, and long-term ROI. From design to keys-in-hand completion, we make it effortless to add a beautiful new home to your property—and maximize your rental or family-use potential.

ADU.X Garage to ADU Construction services LA

Garage Conversion

Turn your unused garage into a profitable, lifestyle-boosting living unit. We transform existing structures into modern, fully finished spaces with smart layouts and elevated design. Fast timelines, cost-effective construction, and a dramatic boost in property value make garage conversions one of the smartest upgrades you can make.

ADU.X SB9 Construction services LA

SB9

Unlock the full earning power of your property with SB9. Whether you’re splitting your lot or adding a legal duplex, we handle everything—from feasibility to design to construction. SB9 projects are one of California’s most powerful investment opportunities, and we make the process simple, predictable, and highly profitable.

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ADU.X Garage to ADU Construction services LA
ADU.X ADU Construction services LA
ADU.X Architectural and engineering services LA
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Why ADU, Why ADU.X

Build Value, Space, and Income

ADUs are one of the best ways to increase property value, create extra space, and generate rental income in Los Angeles. With growing demand and favorable zoning laws, homeowners are using ADUs as a smart, future-proof investment that pays off for years.

Our Value

At ADU.X, we simplify the entire building process and deliver high-performance ADUs with guaranteed results. From design to permits to construction, we provide expert, start-to-finish delivery backed by transparent pricing and a 5-star reputation you can trust.

  • Expert, Start-to-Finish Delivery
  • 5-Star Rated Builder You Can Trust
  • High-Value, High-Performance ADUs
  • Transparent Pricing & Guaranteed Results
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ADU.X Projects

Latest ADU Projects

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New ADU

Santa Monica, Los Angeles

A Modern designed studio flat 440 sf ADU

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New ADU

West Hills, Los Angeles

Design and build, 1 Bedroom ADU about 651 sf

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New ADU

West Hills, Los Angeles

Design and build 547 sf, 1 bedroom ADU

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New ADU

Woodland Hills, Los Angeles

Design and build 515 sf, 1 bedroom ADU

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Testimonials

What Our Clients Say

"You want to hire Ramin when doing your remodel, ADU or add on. Such wonderful people and company! Patient, accommodating and professional. The city was giving us some issues and they went to work for us above and beyond until the plans were wanted were approved! I highly recommend them for your projects!"

Wendy Riordan

Wendy Riordan

Homeowner
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"This is a wonderful company. They are professional, thoughtful and care about their work. Construction is not always a fun process, but they make the process as stress free as possible. "

Gilda Noori

Gilda Noori

Homeowner
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"Ramin and his team did a fantastic job for us last November. Everything was done with professionalism and a smile. Ramin was available to us regularly to answer any questions we had. Much of the work was done with us in the house and his team was always considerate and courteous to both us and our neighbors. We would definitely recommend him and use them again."

Wendy Riordan

Ashly SH

Homeowner
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Why Choose ADU.X For your Project

Choosing ADU.X means partnering with a team that delivers precision, speed, and reliability at every stage of your project. We handle design, engineering, permits, and construction under one roof, ensuring a smooth process and exceptional results. With transparent pricing, consistent communication, and a proven 5-star track record, we make building your ADU effortless and stress-free.

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5-Star Rated ADU Builder You Can Trust

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100% Satisfaction Guarantee

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Transparent Pricing & Guaranteed Results

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Expert, Start-to-Finish Delivery

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Highly Professional Staff

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High-Value, High-Performance ADUs

Our Seamless ADU Building Process

We’ve designed a streamlined, start-to-finish process that makes building your ADU simple, efficient, and stress-free from the first consultation to the final walkthrough.

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1. Free On-Site Consultation

We begin by visiting your property to assess feasibility, discuss your goals, and provide expert guidance on ADU options that match your space and budget. During this consultation, we review zoning, utility access, and potential design layouts so you know exactly what’s possible before moving forward. This step gives you clarity, confidence, and a clear understanding of the path ahead.

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2. Design & Architectural Planning

Our design team transforms your vision into a functional, optimized ADU layout. We develop architectural plans, structural engineering, and Title 24 energy documents tailored to your property and intended use. Every detail—from floor plans to finishes—is designed with efficiency, comfort, and long-term value in mind. This stage ensures your ADU meets all building codes while maximizing livable space.

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3. Permit Processing & Approvals

We handle the entire permitting process with the City of Los Angeles, including plan submissions, revisions, engineering approvals, and coordination with LADBS. Our team navigates city requirements quickly and efficiently to reduce delays and keep your project moving. With ADU.X managing your permits, you avoid the stress and uncertainty of dealing with the city on your own.

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4. Professional Construction & Delivery

Once approved, our licensed construction team brings your ADU to life with precise workmanship and a commitment to quality. We manage all phases—demolition, foundation, framing, plumbing, electrical, inspections, and final finishes—while keeping you updated every step of the way. The result is a durable, high-performance ADU built to code, delivered on time, and designed to add lasting value to your property.

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