J&I Construction is a trusted ADU contractor offering full-scope accessory dwelling unit services, including detached ADUs, garage conversions, granny flats, in-law suites, JADUs, and backyard cottages. Free consultations available.
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US Modular Inc. is a trusted ADU builder in Riverside County, CA, with 35+ years of experience. They offer prefab ADUs, garage conversions & casitas starting at $150,000, completed in 6–9 months.
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The ADU Pro® is a licensed ADU contractor in Chino, CA, serving Fontana and Southern California. Specializing exclusively in ADU construction, they offer detached ADUs, garage conversions, and granny flats with a lifetime transferable warranty.read more
SouthStar USA offers ADU construction in Riverside & Orange County, CA. Services include detached ADUs, attached ADUs, garage conversions & JADUs. Quality builds, permit-compliant, with transparent pricing for every project stage.
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Tate & Son, Inc. is a licensed ADU contractor in San Diego & Southern California. They offer garage conversions, in-law suites & detached ADUs. Pricing starts ~$70K. 5-year warranty. Free estimates available.
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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 $1,20... read more
NAMA Construction is a family-owned Los Angeles remodeling company with 75 years of experience. Services include ADU construction, kitchen & bathroom remodeling, whole house renovations, flooring, and painting across Greater LA.
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DREC Construction Services is a licensed ADU builder in Glendale, CA, with 10+ years of experience. They handle design, permitting, and construction of ADUs for rental income, family housing, and home offices, offering a transferable lifetime warr... read more
American Built Tiny Homes builds high-quality custom tiny homes with trailers included. Fully customizable with weekly updates, premium materials, 1-year workmanship & 2-year structural warranties, NFPA/ANSI certified, and a clear milestone-ba... read more
Bourke Construction builds custom ADUs in Orange County, including detached units, garage conversions, and JADUs. They manage design, permits, and construction, helping homeowners add rental income, multi-generational living space, or property val... read more
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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Prime Team Builders is a general contracting company serving the Inland Empire, including Pomona, Ontario, Riverside & more. They specialize in kitchen remodeling, bathroom remodeling, and residential renovations throughout Southern California... read more
RIA Group Construction (CA Lic. #1143899) is a full-service design-build contractor in Orange County, CA. Specializing in home renovations, new builds, ADUs, kitchen & bathroom remodeling, and pool construction.
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Full Circle Builders offers custom ADU construction in Riverside County & the Inland Empire. Detached ADUs start at $185,000 (590 sq ft, 1BD/1BA). Container homes also available. Turn-key builds, permitting assistance included.
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San Clemente, known as the "Spanish Village by the Sea," is one of Orange County's most desirable coastal communities. With its Mediterranean-style architecture, strict design guidelines, and premium real estate values, building an Accessory Dwelling Unit (ADU) in San Clemente requires working with experienced, knowledgeable contractors who understand the city's unique requirements. Whether you're looking to add rental income, house family members, or increase your property value, a qualified ADU contractor in San Clemente can help you navigate the process from start to finish.
San Clemente follows California state ADU law while also enforcing its own local standards. The city's Spanish Colonial Revival architectural style is protected through design guidelines, meaning your ADU may need to match or complement the aesthetic of your primary residence. Key regulations that ADU contractors in San Clemente must work within include:
A significant portion of San Clemente falls within the California Coastal Commission's jurisdiction. Properties located in the coastal zone may require a Coastal Development Permit (CDP) in addition to standard city building permits. This adds an extra layer of review to the ADU approval process. Experienced ADU contractors in San Clemente are familiar with these dual-permit requirements and can help homeowners avoid costly delays by preparing thorough and compliant applications from the outset.
Choosing the right ADU contractor in San Clemente is critical to a successful project. The best contractors will offer comprehensive services including design, permitting, construction, and final inspections. When evaluating contractors, consider the following:
With San Clemente's strong rental market and high property values, adding an ADU is one of the smartest investments a homeowner can make. ADU contractors in San Clemente can help you design a unit that complies with local regulations, respects the city's architectural character, and delivers long-term financial returns. Start your ADU journey today by consulting with a licensed local contractor who knows San Clemente inside and out.