
ADU / Garage ConversionWhittier, CA 90604
Modern Build offers adu / garage conversion services in Whittier, CA 90604
Get a Free EstimateADU & GARAGE CONVERSION SERVICES
Garage Conversion Contractor in Whittier, CA 90604
Modern Build transforms unused garages into permitted, fully functional ADUs in Whittier, CA 90604. 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 Whittier 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
Our design consultation is always complimentary, whether you're remodeling one room or your entire home, ensuring design alignment before we start.
We stay current with California Title 24 energy codes and ADA-compliance standards so your remodel meets every requirement.
What’s Included in Your Whittier ADU Conversion?
From garage to high-functioning living space in Whittier, CA 90604.
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 Whittier, CA
Why Convert Your Garage in Whittier, CA 90604?
Garage and ADU conversions are the smartest way to expand livable space and boost property value in Whittier, 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 Whittier 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 Whittier, CA 90604, 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 Whittier.
Permit Approval & Construction
We handle all permitting and begin construction with licensed crews and weekly progress updates for your Whittier, CA 90604 project.
Final Walkthrough & Move-In
After final inspection and occupancy approval, we walk through the completed ADU with you to ensure full satisfaction in Whittier.
Why We Love Working in This Area
Homeowners in 90604, CA Trust Us
The 90604 area of Whittier is popular for its single-family homes and family-friendly neighborhoods. Modern Build Home Remodeling specializes in remodeling projects tailored for growing families, including additional bedrooms, modernized kitchens, and expanded living areas. We’ve worked extensively near Laurel Park and Telegraph Rd, where our knowledge of local architecture and efficient project execution sets us apart. Whether you're upgrading your first home or preparing to sell, we bring quality and vision to every job.
A FUNCTIONAL SPACE YOU’LL LOVE
Turn Unused Space Into Value in Whittier, CA 90604
ADUs in Whittier 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 Whittier, 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 Whittier, CA 90604. Trusted by over 14+ families this year.
Remodeling projects in Whittier often require HOA or city inspections.
FAQ
Answers to Your Most Common adu Remodeling Questions.
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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.
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(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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