Detached ADU near Rancho Santa Margarita, CA
Beach Builders Custom Homes
13001 Seal Beach Boulevard, Seal Beach, CA 90740
29.2 miles
Beach Builders Custom Homes offers full-service ADU and garage conversion services in Los Angeles and Orange County. From permits to construction, they build granny flats, backyard cottages, and JADUs with smart home tech, earning homeowners $1,200–$1,600/month.
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Huntington Beach Pro ADU Builder
7772 Warner Avenue, Huntington Beach, CA 92647
23.2 miles
Huntington Beach Pro ADU Builder specializes in ADU construction, garage conversions, and detached ADUs. With 20 years of experience and 500+ projects, they offer full design-build services, permit handling, energy-efficient features, and transparent pricing.
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Levatto Construction
1657 Camelot Dr, Redlands, CA 92374
38.4 miles
Levatto Construction offers ADU construction in Redlands, CA, including granny flats, garage conversions, backyard cottages & attached units. Code-compliant builds tailored to your property goals.
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Motif Architecture
30211 Avenida De Los Banderas #200, Rancho Santa Margarita, CA 92688
0.4 miles
Motif Architecture offers ADU, JADU, and garage conversion design services in Orange County, CA. Their five-phase process covers space planning, permitting, and construction. Projects include backyard cottages and garage-to-ADU conversions in Costa Mesa and Irvine.
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ADUXprt IE General Builders
4534 Carter Court, Chino, CA 91710
27.5 miles
Our Expert Team offers dependable expert services on short notice because of our extensive network of employees and sub-contractors located throughout California. Our teams of respectable employees are always willing to help accommodate our customer’s needs, by going the extra mile, especially when it comes to meeting those critical deadlines.
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Streamline Design Group
500 La Terraza Boulevard, Escondido, CA 92025
46.1 miles
Streamline Design Group offers ADU design and permitting in San Diego, covering detached, attached, JADU, garage conversions, and multi-family units. Referenced in the State ADU handbook, they deliver permit-ready plans at 40–60% less than architect fees.
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Ohayon Construction
Los Angeles, CA 90012
47.1 miles
Ohayon Construction is a licensed Los Angeles ADU contractor since 2008. They build detached ADUs, garage conversions, attached ADUs & JADUs. Serving Beverly Hills, Santa Monica & more. Free consultation available.
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Michael Matthews Studio
Baxter Street, Los Angeles, CA 90039
47.6 miles
Michael Matthews Studio is an architecture firm in Los Angeles specializing in custom homes, ADUs, SB9 units, high-end renovations, and modern design. We believe architecture is a catalyst of change for individuals, communities, and the planet.
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San Gorgonio Builders
529 North 41 Street, Banning, CA 92220
44 miles
San Gorgonio Builders is a licensed General B contractor near Banning, CA, with 40+ years of experience. Specializing in ADU construction, garage conversions, custom homes, and remodeling across Riverside, San Bernardino, Orange, and Los Angeles Counties.
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Team Allstar Construction
301 9th Street, Redlands, CA 92374
38.1 miles
Team All Star Construction (CSLB #1009760) is a California-licensed design-build contractor specializing in Accessory Dwelling Units (ADUs) for homeowners across Southern California. The company serves San Bernardino County, Riverside County, Orange County, Los Angeles County, San Diego County, and Ventura County.
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MTZ Contractors
3515 Atlantic Avenue, Long Beach, CA 90807
36 miles
Looking for the best ADU construction? Choose Mtz Contractors Inc to completely transform your property, known for constructing excellent ADUs in Long Beach CA. We create and build Accessory Dwelling Units that meet your precise requirements for quality.
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Build ADU Home Remodel
4780 West Mission Boulevard, Montclair, CA 91762
29.8 miles
Build ADU Home Remodel is a trusted, licensed general contractor serving homeowners throughout the Inland Empire with full-service ADU construction. Whether you're looking to add rental income, house extended family, or increase your property value, we build ADUs that meet your needs and exceed your expectations.
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Coastal Builders
610 E Santa Clara Ave, Santa Ana, CA 92706
17.7 miles
Coastal Builders is a Long Beach, CA ADU contractor specializing in detached, attached, garage conversion, basement, and attic ADUs. They offer design consultation, ADA-compliant builds, and custom units like granny flats and in-law suites.
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ADU Maxx
4401 Atlantic Avenue, Long Beach, CA 90807
36.2 miles
ADU Certified
4401 Atlantic Avenue, Long Beach, CA 90807
36 miles
ADU Certified is a Long Beach, CA contractor specializing in ADU planning, permitting & construction since 2000. Services include garage conversions, detached ADUs, kitchen & bathroom remodeling throughout Southern California.
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Other cities in California
What you need to know
Searching for top Detached ADU ADU Contractors in Rancho Santa Margarita, California? Our directory highlights trusted local professionals who specialize in designing and building accessory dwelling units (ADUs).
Working with a qualified Detached ADU ADU Contractor in Rancho Santa Margarita 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 Detached ADU professionals can guide you through every step.
Rancho Santa Margarita homeowners are increasingly investing in ADUs to create additional living space, generate rental income, or support multigenerational living. The Detached ADU experts featured here bring local expertise and proven experience to help make your project a success.
Browse our listings to find the best Detached ADU ADU Contractors in Rancho Santa Margarita, California, and get started today.