
ADU / Garage ConversionLong Beach, CA 90853
Modern Build offers adu / garage conversion services in Long Beach, CA 90853
Get a Free EstimateADU & GARAGE CONVERSION SERVICES
Garage Conversion Contractor in Long Beach, CA 90853
Modern Build transforms unused garages into permitted, fully functional ADUs in Long Beach, CA 90853. 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 Long Beach 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
Backed by hundreds of verified 5-star reviews on Google, Yelp, and Houzz, we’re one of California’s most trusted remodeling teams.
We provide fully transparent estimates and line-item quotes so you know exactly what you're paying for, with no hidden fees ever.
What’s Included in Your Long Beach ADU Conversion?
From garage to high-functioning living space in Long Beach, CA 90853.
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 Long Beach, CA
Why Convert Your Garage in Long Beach, CA 90853?
Garage and ADU conversions are the smartest way to expand livable space and boost property value in Long Beach, 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 Long Beach 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 Long Beach, CA 90853, 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 Long Beach.
Permit Approval & Construction
We handle all permitting and begin construction with licensed crews and weekly progress updates for your Long Beach, CA 90853 project.
Final Walkthrough & Move-In
After final inspection and occupancy approval, we walk through the completed ADU with you to ensure full satisfaction in Long Beach.
Why We Love Working in This Area
Homeowners in 90853, CA Trust Us
Long Beach, CA 90853 borders the historic Bluff Park and Alamitos Beach areas. Homes here often reflect classic architecture and coastal charm. We specialize in upgrading these properties with modern layouts, energy-efficient materials, and high-end finishes that complement the neighborhood's character. Whether you live in a craftsman home or a beachside condo, we bring thoughtful renovation solutions designed for lasting value.
A FUNCTIONAL SPACE YOU’LL LOVE
Turn Unused Space Into Value in Long Beach, CA 90853
ADUs in Long Beach 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 Long Beach, 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 Long Beach, CA 90853. Trusted by over 23+ families this year.
We’ve completed dozens of home upgrades for families in Long Beach.
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.
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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