ADU Contractors near Corona, CA
MDM General Contractors
1236 North Fairfax Avenue, Los Angeles, CA 90046
48 miles
MDM General Contractors offers full-service ADU construction in San Bernardino, including garage conversions, granny flats & detached ADUs. Licensed & insured, they handle design, permits, and build from start to finish.
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CCS Inc
16906 Burbank Boulevard, Los Angeles, CA 91316
48.2 miles
CCS Inc (CSLB #B1047699) is a licensed LA general contractor since 1984 specializing in ADU construction, garage conversions, and room additions. They manage design, permitting, and build, with ADUs generating up to $3,500/month rental income.
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Ohayon Construction
Los Angeles, CA 90012
41.1 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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ADU Garden Grove
11947 Valley View Street, Garden Grove, CA 92846
27.4 miles
Custom ADU Builder
113 West Santa Fe Avenue, Fullerton, CA 92832
20.7 miles
Full-service ADU contractor offering design, permitting, and construction of detached ADUs, attached ADUs, JADUs, and garage conversions. Most builds complete in 3–5 months. Includes quartz countertops, tile showers, and luxury vinyl flooring. Rental prep support available.
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NAMA Construction
62 Sundance Dr, Pomona, CA 91766
17.1 miles
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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California ADU Center INC
7542 Laurel Canyon Boulevard, Los Angeles, CA 91605
49.7 miles
California ADU Center INC specializes in ADU planning, design, and construction across California. Services include detached ADUs, garage conversions, JADUs, granny flats, and in-law suites. They manage permitting and navigate California's ADU regulations for homeowners.
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Ultra-Unit Architectural Studio
1327 Loma Avenue, Long Beach, CA 90804
34 miles
Ultra-Unit Architectural Studio, based in Long Beach, CA, offers architecture and construction services for ADUs, residential, multifamily, and commercial projects. Led by Cameron Crockett AIA, LEED, with 25+ years experience. Free initial consultations available.
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ADU Custom Homes
1420 East Katella Avenue, Orange, CA 92867
18.6 miles
ADU Custom Homes is a licensed California ADU contractor with 35+ years of experience serving LA, Orange & Riverside counties. They specialize in detached ADUs, garage conversions & additions, managing projects from permits to Certificate of Occupancy.
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Homeplex
421 West Broadway, Long Beach, CA 90802
36.9 miles
Prefab vs. stick-built ADUs explained. Homeplex offers the Clever ADU, an HCD-certified modular unit built all-electric in a factory, saving 5–6 months vs. traditional construction. Costs vary based on site conditions.
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Otto ADU
2926 Denby Avenue, Los Angeles, CA 90039
44.5 miles
Otto ADU is a licensed Los Angeles ADU builder specializing in garage conversions, detached ADUs, JADUs & granny flats. Serving LA County with 100+ completed units, adding avg. $185K in home value.
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ORR Construction
1977 Obispo Avenue, Signal Hill, CA 90755
34.3 miles
ADUs are secondary units built on existing lots. ORR Construction builds detached ADUs, garage conversions, JADUs & in-law suites in California. Costs range $50–$300/sq ft. California laws like SB 897 simplify the permitting process.
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RD Fast Construction
3603 San Pedro Street, Los Angeles, CA 90011
41.5 miles
RD Fast Construction offers ADU garage conversions in Los Angeles, helping homeowners add property value, rental income, guest space, or housing for adult children using existing infrastructure for cost-effective results.
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Los Angeles ADU Contractors
3744 Flower Street, Los Angeles, CA 90007
42.8 miles
Trusted ADU builder in Los Angeles County specializing in granny flats, in-law suites & garage conversions. Boost property value, earn rental income & add living space with expert, code-compliant ADU construction.
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Blue Dog Construction
4199 Flat Rock Road, Riverside, CA 92505
5.1 miles
Other cities in California
What you need to know
ADU Contractors in Corona, CA: Building in the Crossroads of the Inland Empire
Corona, California, strategically located in Riverside County at the western edge of the Inland Empire, is one of the fastest-growing cities in Southern California. With its proximity to Orange County and Los Angeles, Corona has seen a significant surge in housing demand, making Accessory Dwelling Units (ADUs) an increasingly popular solution for homeowners looking to maximize their property value and address housing needs. Experienced ADU contractors in Corona, CA understand the unique dynamics of this city, from its suburban neighborhoods to its hillside properties near the Cleveland National Forest.
Corona ADU Regulations and Permitting Process
Working with a knowledgeable ADU contractor in Corona is essential for navigating the city's specific permitting requirements. Corona's Building and Safety Division oversees ADU permits, and contractors must comply with both California state ADU laws and local municipal codes. Key regulations include:
- Maximum ADU size: Detached ADUs can be up to 1,200 square feet, while attached ADUs are limited to 50% of the primary dwelling's square footage.
- Setback requirements: A minimum 4-foot setback from rear and side property lines is required for most detached ADUs.
- Height limits: Detached ADUs are generally limited to 16 feet in height, though this can vary by zone.
- Owner-occupancy: As of 2020, California state law removed owner-occupancy requirements, giving Corona homeowners more flexibility.
- Parking: ADUs within half a mile of public transit may be exempt from additional parking requirements.
Types of ADUs Built by Corona Contractors
Skilled ADU builders in Corona offer a variety of construction options tailored to the city's diverse housing stock, which includes ranch-style homes, newer tract developments, and custom hillside properties. Common ADU types include:
- Detached ADUs: Standalone structures in the backyard, ideal for larger lots common in areas like South Corona.
- Attached ADUs: Additions connected to the primary residence, popular in established neighborhoods.
- Garage Conversions (JADUs): Converting existing garages into Junior ADUs, a cost-effective option widely used throughout Corona.
- Interior Conversions: Transforming existing interior space, such as a basement or large room, into a separate living unit.
Why Hire a Local ADU Contractor in Corona?
Choosing a local ADU contractor in Corona, California provides significant advantages. Local professionals are familiar with Corona's specific soil conditions, HOA restrictions common in communities like Sycamore Creek and Dos Lagos, and the city's utility connection requirements. They maintain established relationships with the City of Corona's Building and Safety Department, which can help streamline the approval process and avoid costly delays.
Whether you're looking to generate rental income, house extended family, or increase your property's resale value, partnering with an experienced Corona ADU contractor ensures your project is completed efficiently, on budget, and fully compliant with all applicable codes.