
ADU / Garage ConversionBrea, CA 92823
Modern Build offers adu / garage conversion services in Brea, CA 92823
Get a Free EstimateADU & GARAGE CONVERSION SERVICES
Garage Conversion Contractor in Brea, CA 92823
Modern Build transforms unused garages into permitted, fully functional ADUs in Brea, CA 92823. Whether you’re adding a rental unit, home office, or guest house, we handle the entire process from planning to construction.
Our ADU conversions in Brea are tailored to your goals and comply with all zoning, building, and safety regulations — ensuring long-term value and peace of mind.
Free Consultation
(323) 300-4130

Why Homeowners Choose Us
Trusted Experts in ADU / Garage Conversion
Kitchen remodeling services near me include custom cabinetry, durable quartz or natural stone counters, efficient layouts, and ventilation that clears heat and odors, creating a centerpiece for family life that boosts resale value and everyday cooking enjoyment in Los Angeles.
Outdoor living upgrades near me include custom patios, paver walkways, shade structures, and low‑maintenance landscaping, designed to expand your usable square footage, improve curb appeal, and create year‑round spaces for family gatherings in the California climate.
What’s Included in Your Brea ADU Conversion?
From garage to high-functioning living space in Brea, CA 92823.
Garage-to-Living Space Conversion
Custom Floorplans & Design
Plumbing & Electrical Installation
Framing, Drywall & Insulation
City Permits & Compliance
Energy-Efficient Windows & HVAC
Work Performed by Licensed, Insured Contractors
Financing Options Available
ADU BUILDERS IN Brea, CA
Why Convert Your Garage in Brea, CA 92823?
Garage and ADU conversions are the smartest way to expand livable space and boost property value in Brea, CA. Whether it’s for rental income, multigenerational living, or personal use, our team delivers turn-key ADU solutions that meet city code.
From initial zoning checks to final inspections, we make sure your Brea ADU project is legal, functional, and built to last.
Our Process
Step by step from concept to completion
Free Property Assessment
We inspect your garage in Brea, CA 92823, review local ADU zoning rules, and confirm feasibility based on your lot and layout.
Custom Design & Engineering
Our designers and engineers create a floorplan tailored to your goals, budget, and the existing structure in Brea.
Permit Approval & Construction
We coordinate permitting and begin construction with licensed crews from our network, providing weekly progress updates for your Brea, CA 92823 project.
Final Walkthrough & Move-In
After final inspection and occupancy approval, we walk through the completed ADU with you to ensure full satisfaction in Brea.
Why We Love Working in This Area
Homeowners in 92823, CA Trust Us
Brea, CA 92823 includes the master-planned community of Olinda Ranch and nearby newer developments, offering scenic views and modern layouts. This area is known for its picturesque surroundings, where residents can enjoy the beauty of nature while being just a stone's throw away from urban conveniences. Modern Build Home Remodeling has helped homeowners here enhance their properties with thoughtful kitchen remodels, elegant bathroom upgrades, and functional expansions. Our team understands the unique architectural styles prevalent in Brea and is dedicated to preserving the character of each home while incorporating contemporary design elements that cater to modern lifestyles. We work with HOA guidelines and city regulations to deliver renovations that blend seamlessly into this well-maintained, family-friendly neighborhood. Whether you're looking to create an open-concept living space that fosters family interaction or a luxurious bathroom retreat that offers a spa-like experience, our expertise ensures that your vision comes to life. With a commitment to quality craftsmanship and customer satisfaction, we strive to elevate your home’s appeal and functionality, making it a true reflection of your personal style in the heart of Brea, CA 92823.
Local Insights For This Area
Common Projects In Brea, CA 92823
Sound control between units in Brea matters. Use insulation and resilient channels to keep spaces quiet.
ADUs in Brea work best with stacked wet walls. This shortens runs and keeps costs predictable.
Permits And Approvals
Permit Steps For ADU / Garage Conversion In Brea
Confirm ADU zoning rules, parking, egress, and separate utility metering if needed.
Check Brea permit requirements online or by phone and download submittal checklists.
Prepare drawings, product specs, and any energy or structural documents.
Submit application, pay fees, and respond quickly to plan check comments.
Schedule inspections at required milestones and keep approved plans on site.
Tip, confirm details with your local building department before submitting.
Local Guide
Guide to ADU / Garage Conversion in Brea 92823
Homes from the 1950s to 1970s in Brea often combine raised foundations with original wiring. Planning panel upgrades and GFCI or AFCI protection keeps projects code correct and future proof.
Newer builds in Brea tend to have open layouts already, so value comes from finish upgrades, lighting layers, and energy measures that trim bills without changing the footprint.
Brea summers push cooling loads. Low SHGC glazing, attic insulation, sealed ducts, and balanced returns keep rooms even and quiet.
Bathrooms in Brea need continuous waterproofing with properly sized exhaust fans. That protects grout lines and keeps mirrors clear.
Stack plumbing, isolate sound, and plan daylight so compact ADU layouts feel generous.
Coordinate meter or panel capacity and mini split locations early to keep exterior runs tidy.
Financing often favors energy measures. Pair HVAC, windows, and insulation with the main scope to reduce monthly costs.
A FUNCTIONAL SPACE YOU’LL LOVE
Turn Unused Space Into Value in Brea, CA 92823
ADUs in Brea are an ideal way to generate rental income, create privacy for guests, or build a flexible home office. Modern Build delivers compliant, energy-efficient, and stylish ADU conversions that elevate your property.
As your local garage conversion experts in Brea, we handle everything — from plans and permits to construction and finishes — with full transparency and guaranteed results.
Free Consultation
(323) 300-4130

What Homeowners Say
Around Brea
The results of our project with Modern Build Home Remodeling are outstanding. From start to finish, their communication was clear and timely, making the entire ADU process smooth and stress-free. The team arrived on schedule every day and showcased true professionalism, respecting our home and neighborhood throughout the project. Their craftsmanship reflects high standards, with every detail thoughtfully executed. We’re thrilled with the finished ADU, which perfectly blends functionality and aesthetics. For anyone in Brea seeking reliable, skilled remodelers, Modern Build is an excellent choice. Their dedication and quality work truly set them apart in the 92823 area.
From start to finish, Modern Build Home Remodeling was excellent to work with. Their communication was clear and timely, keeping me informed throughout the entire ADU project in Brea. The team demonstrated exceptional professionalism, arriving promptly and treating my property with respect. I was genuinely impressed by the quality of their workmanship; every detail was executed with care and precision. Modern Build Home Remodeling truly exceeded my expectations, transforming my vision into a beautiful and functional space. I highly recommend them to anyone seeking reliable and skilled home remodeling services in the 92823 area.
The remodel turned out better than we ever imagined thanks to Modern Build Home Remodeling. From start to finish, their communication was clear and timely, making the entire ADU project in Brea stress-free. The team’s professionalism was evident in every interaction—they arrived on time, respected our home, and maintained a clean workspace throughout. Most importantly, the quality of their workmanship exceeded our expectations, delivering a beautifully finished space that fits perfectly with our needs. We truly appreciated their attention to detail and dedication to customer satisfaction. We highly recommend Modern Build Home Remodeling for anyone seeking reliable and skilled remodeling services.
Rated 5.0 stars by trusted homeowners in Brea, CA 92823. Trusted by over 13+ families this year.
Every project in Brea gets personalized planning and service.
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We’re here to help with all your home remodeling needs. Reach out for a free consultation or any inquiries you have about our services.
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Our expert team has been serving Los Angeles and surrounding areas for over a decade. Whether you are looking to remodel your kitchen, bathroom, or entire home, we provide top-notch services to make your vision a reality.
Let’s start transforming your space into something amazing. Get in touch today to explore how we can bring your project to life.
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