Plan an ADU That Works With Your La Mirada Home
An ADU should make your property more useful without overlooking how you use it today. For your La Mirada project, that means considering the new living space alongside your yard, driveway, outdoor gathering areas, and access to the main home. XactBuilt helps you work through those decisions as the project takes shape.
If you’re creating a home for a parent or adult family member, we can discuss privacy, convenient entry, storage, and a layout suited to daily living. For a unit intended for rental use, a separate entrance and a practical relationship between the two households may guide the design. Your intended use helps establish what the space needs to provide.
A detached backyard ADU and a garage conversion involve different construction scopes. A new unit requires planning its placement and connections, while a conversion starts with evaluating the existing structure and the improvements needed for residential use. Plumbing, electrical service, insulation, and interior layout all influence the work involved.
XactBuilt coordinates design, plans, permitting, and construction so the project can be developed as a whole. We’ll discuss your goals, available plans, and property details to help define the proposed work before moving into construction.
Based in nearby Whittier and led by Sergio Murillo, XactBuilt Construction Inc. serves La Mirada with ADU construction, garage conversions, room additions, and home remodeling. If you’re deciding between a separate dwelling and expanding your main home, contact us to discuss how you want to use the additional space.








XactBuilt provides ADU construction, garage conversions, room additions, kitchen and bathroom remodeling, whole-home renovations, custom home construction, and metal building construction. We manage projects from initial design and plans through permitting and construction.
Yes. Our design-build service includes coordinating the design, project plans, permitting process, and construction. You have one company managing the process from your first ideas through project completion.
No. You can contact us with an idea, inspiration photos, or a general description of what you want to build or remodel. We’ll discuss your goals, property, and next steps, including the design and plans needed for your project.
A garage conversion may be an option for creating a separate living space with a kitchen and bathroom. Feasibility depends on the existing structure, utility connections, property conditions, and applicable requirements. XactBuilt can help you explore the design, permitting, and construction involved.
An accessory dwelling unit, or ADU, provides independent living facilities, including cooking and bathroom facilities. A room addition expands your existing home, such as adding a bedroom or enlarging a living area. The right choice depends on how you want to use the space and what your property can accommodate.
Pricing depends on the project’s size, existing conditions, design, materials, utility needs, and construction scope. A garage conversion, new detached ADU, and kitchen remodel each involve different work. Share your project details with XactBuilt so we can discuss your goals and prepare an estimate based on your scope.
The timeline depends on design decisions, plan preparation, permit review, material availability, and the amount of construction involved. XactBuilt will discuss the anticipated stages and schedule for your project, including the planning and permitting work needed before construction begins.
Yes. XactBuilt is based in Whittier and serves homeowners in Pasadena, Orange County, and surrounding communities. Include your property’s city when requesting an estimate so we can confirm service availability and discuss your project.
- Whittier
- La Habra
- La Mirada
- Hacienda Heights
- Pico Rivera
- Rowland Heights
- Brea
- Fullerton
- Yorba Linda
- Placentia
- Anaheim
- Pasadena
- Arcadia
- Orange
- Tustin
- Irvine
- Huntington Beach
- Newport Beach
- ADU Construction
- Garage Conversions
- Room Additions
- Kitchen Remodeling
- Bathroom Remodeling
- Whole-Home Remodeling
- Custom Home Construction
- Metal Building Construction
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