ADU / Garage ConversionCastaic, CA 91384
Modern Build offers adu / garage conversion services in Castaic, CA 91384
Get a Free EstimateADU & GARAGE CONVERSION SERVICES
Garage Conversion Contractor in Castaic, CA 91384
Modern Build transforms unused garages into permitted, fully functional ADUs in Castaic, CA 91384. 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 Castaic 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
Every project begins with a site walkthrough, 3D renderings, and a detailed scope of work so you're clear on timeline and cost.
We stand behind our work with a 100% satisfaction guarantee. If something isn’t right, we’ll fix it — no questions asked.
What’s Included in Your Castaic ADU Conversion?
From garage to high-functioning living space in Castaic, CA 91384.
Garage-to-Living Space Conversion
Custom Floorplans & Design
Plumbing & Electrical Installation
Framing, Drywall & Insulation
City Permits & Compliance
Energy-Efficient Windows & HVAC
Licensed & Insured Construction
Financing Options Available
ADU BUILDERS IN Castaic, CA
Why Convert Your Garage in Castaic, CA 91384?
Garage and ADU conversions are the smartest way to expand livable space and boost property value in Castaic, 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 Castaic 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 Castaic, CA 91384, 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 Castaic.
Permit Approval & Construction
We handle all permitting and begin construction with licensed crews and weekly progress updates for your Castaic, CA 91384 project.
Final Walkthrough & Move-In
After final inspection and occupancy approval, we walk through the completed ADU with you to ensure full satisfaction in Castaic.
Why We Love Working in This Area
Homeowners in 91384, CA Trust Us
Castaic and Val Verde, CA 91384 blend scenic foothill views with suburban convenience. We've worked on remodels in both communities, adding space, comfort, and value to properties ranging from starter homes to large view estates.
A FUNCTIONAL SPACE YOU’LL LOVE
Turn Unused Space Into Value in Castaic, CA 91384
ADUs in Castaic 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 Castaic, we handle everything — from plans and permits to construction and finishes — with full transparency and guaranteed results.
Free Consultation
(323) 300-4130
Our Gallery
Explore some of the work we've done for our clients
Rated 5.0 stars by homeowners in Castaic, CA 91384. Trusted by over 14+ families this year.
Castaic remodeling can be complex — we simplify the process.
FAQ
Answers to Your Most Common adu Remodeling Questions.
Other Services We Offer in Castaic, CA
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Trusted by Homeowners Across Los Angeles
Consistent quality. Consistent 5-star ratings.
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.
Free Consultation
(323) 300-4130Call us, it's free.
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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