Garage Conversion near Mission Viejo, CA
Martins Construction Corp
1666 Courtney Ave., Los Angeles, CA 90046
47.4 miles
California's 2020 ADU laws allow two ADUs on single-family lots, reduced setbacks, larger units up to 800 sq ft, no owner-occupancy rules until 2025, faster approvals, and expanded parking exemptions statewide.
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ADU Construction OC
San Clemente, CA 92705
12.9 miles
ADU Construction OC specializes in accessory dwelling units in San Clemente, CA. Services include detached ADUs, garage conversions, above-garage ADUs & JADUs. Founded by Jed Stamen with 30+ years experience.
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ADUscale
528 West Hampshire Avenue, Anaheim, CA 92805
20.2 miles
ADUscale is an independent ADU advisory service offering feasibility assessments, contractor verification, escrow-based payment protection, and construction oversight. Fixed-fee, conflict-free guidance for homeowners planning detached ADUs, garage conversions, or backyard cottages.
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San Gabriel Valley ADU
1841 South San Gabriel Boulevard, Rosemead, CA 91776
41.2 miles
San Gabriel Valley ADU Construction Contractors build & convert ADUs, granny flats, garage conversions & in-law suites across Pasadena, Arcadia & nearby cities. Expert permitting, design & cost management for LA County homeowners.
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Kol & Co
23431 Blue Bird Dr, Lake Forest, CA 92630
3.4 miles
Kol & Co. is an ADU contractor serving Orange County, West LA & North San Diego. With 15+ years in design-build, they handle detached ADUs, garage conversions, JADUs & more—managing permits, design, and construction under one roof.
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Avorino
Irvine, CA 92602
10.2 miles
Avorino specializes in ADU construction, offering detached, attached, garage conversion, and above-garage units. Projects range from $250K–$400K, covering design, permitting, and build phases over 10–14 months.
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LA ADU Solutions Inc.
Los Angeles, CA 90012
45.6 miles
Accessory Dwelling Units (ADUs) offer California property owners passive income, elderly care solutions, and property value growth. Since 2020 legislation, ADU permits are easier to obtain. Construction costs range $350–$450/sq ft, with rental income potential up to $4,000/month.
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ADU Gurus
450 South Melrose Drive, Vista, CA 92081
37.2 miles
ADU Gurus™ is a California ADU builder since 2020, offering full-service design, permitting, and construction for granny flats, garage conversions, JADUs, and detached ADUs up to 1,200 sq ft on single-family and multi-family lots.
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Oceanside ADU Design
3355 Mission Avenue, Aaronsburg, PA 92058
32.6 miles
Oceanside ADU Design is an Oceanside, CA firm specializing in detached, attached, garage conversion, and junior ADUs. Founded by structural engineer Devin, they handle architecture, engineering, and permitting in-house for efficient, budget-conscious results.
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LA Developing Inc.
8504 Firestone Boulevard, Downey, CA 90241
35.4 miles
An Accessory Dwelling Unit (ADU) adds value, rental income, and flexibility to your property. LA Developing Inc. specializes in ADU construction in Los Angeles, offering garage conversions, detached builds, and attached additions with full project support.
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JL Biber Construction Inc.
15548 Saddleback Road, Riverside, CA 92506
25.3 miles
An ADU is a secondary residential unit on the same property as a primary home. JL Biber Construction Inc., a licensed ADU builder in Riverside, California, offers full-service garage conversions, granny flats, and detached ADU construction.
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ADU Designers & Builders
2461 East Orangethorpe Avenue, Fullerton, CA 92831
23.6 miles
ADU Designers & Builders is a full-service ADU contractor in Fullerton, CA, offering detached ADUs, garage conversions, attached ADUs & JADUs across Southern California, with expert design, permitting, solar integration & 0% financing options.
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ADU Homes, Inc.
245 East 3rd Street, Long Beach, CA 90802
31.5 miles
ADU Homes is a full-service ADU contractor in Los Angeles & Orange County offering design-build solutions. They handle design, permitting & construction with fixed pricing. Options include studios, 1-3 bed units & carriage units.
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Harding Design & Construction
4040 East Vermont Street, Long Beach, CA 90814
29.5 miles
Pomona General Contractors
3191 W Temple Ave Suite 130, Pomona, CA 91768
32.3 miles
Pomona General Contractors offers ADU construction in Pomona, including detached ADUs, attached ADUs, and garage conversions. Services cover permitting, 3D design, energy-efficient builds, and full construction management for granny flats, in-law suites, and backyard cottages.
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Other cities in California
What you need to know
Searching for top Garage Conversion ADU Contractors in Mission Viejo, California? Our directory highlights trusted local professionals who specialize in designing and building accessory dwelling units (ADUs).
Working with a qualified Garage Conversion ADU Contractor in Mission Viejo ensures your ADU project meets local building codes, zoning laws, and permit requirements. Whether you're planning a detached ADU, garage conversion, or backyard cottage, experienced Garage Conversion professionals can guide you through every step.
Mission Viejo homeowners are increasingly investing in ADUs to create additional living space, generate rental income, or support multigenerational living. The Garage Conversion experts featured here bring local expertise and proven experience to help make your project a success.
Browse our listings to find the best Garage Conversion ADU Contractors in Mission Viejo, California, and get started today.