ADU Contractors near Rosemead, CA
Cornejos Builders
8909 Elmont Avenue, Downey, CA 90240
7.5 miles
Cornejos Builders offers ADU construction, garage conversions & home additions in LA & Orange County. 24 ADUs completed in 4 years. Costs range $80K–$250K. Licensed, insured, bonded. 1-year warranty included.
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DECLA Inc.
20850 Sorrento Lane, Porter Ranch, CA 91326
31.8 miles
DECLA Inc. is a multidisciplinary architecture, engineering, real estate, and construction firm developing ADU services, including detached ADUs, garage conversions, granny flats, in-law suites, JADUs, and backyard cottages. Coming soon.
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Herbertson OG
6306 DOWNEY St, Riverside, CA 92509
34.7 miles
Herbertson OG is a construction and solar company offering ADU building, remodeling, new construction, roofing, HVAC, and solar panel installation. They serve homeowners, investors, and designers across residential and commercial projects.
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Skyline Construction and Remodeling
22647 Ventura Boulevard, Woodland Hills, CA 91364
29.4 miles
Skyline Construction & Remodeling has served Los Angeles & Ventura County since 1997. Licensed contractor offering kitchen remodels, bathroom upgrades, room additions, new builds & ADU garage conversions with 25+ years of expert craftsmanship.
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My Space Remodeling Inc.
24313 Main Street, Newhall, CA 91321
33.2 miles
My Space Remodeling Inc. is a licensed ADU contractor in Westlake Village, CA, specializing in ADU design, construction, and garage conversions. They offer free estimates, financing, and hold an A+ BBB rating.
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Safeway Construction
67 West Easy Street, Simi Valley, CA 93065
43.3 miles
Convert your garage into a legal ADU in Ventura County. Costs range $53K–$103K, with rental income of $1,700–$2,600/month and a 4–5 year payback. Safeway Construction handles design, permits & build.
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ADUXprt IE General Builders
4534 Carter Court, Chino, CA 91710
23 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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CarbonShack Design
715 Cypress Avenue, Los Angeles, CA 90065
8.3 miles
CarbonShack Design offers expert ADU design services in Los Angeles, specializing in accessory dwelling units, detached ADUs, granny flats & in-law suites. Carbon-conscious building practices & design-first approach set them apart.
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ADU Conversion
Los Angeles, CA
9.2 miles
ADU Conversion is a California-based ADU contractor specializing in detached ADUs, garage conversions, Junior ADUs, and attached units. They manage design, permitting, and construction, ensuring compliance with California ADU laws for homeowners seeking rental income or multigenerational housing.
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Fontana General Contractors
14189 Foothill Boulevard, Fontana, CA 92335
33.7 miles
Fontana General Contractors builds custom ADUs, including detached units, garage conversions, and in-law suites. They handle permits, zoning, and full construction management, helping property owners add value and flexible living space.
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OC Master ADU Construction
809 East Katella Avenue, Orange, CA 92867
22.7 miles
OC Master ADU Construction builds ADUs across Orange County, offering detached units, garage conversions, JADUs & attached additions. Services include design, permitting & full construction management for rental income or family housing.
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Bunch Design
2718 West Avenue 34, Los Angeles, CA 90065
21.3 miles
ADUs (granny flats/backyard cottages) boost property value & rental income. Bunch Design, LA, offers custom & pre-designed ADUs: Garage Studio ($300K+), Cottage ($400K+), Stop Making Sense ($425K+), and Step ADU ($425K+).
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RIA Group Construction
26632 Towne Centre Dr # 300, Foothill Ranch, CA 92610
36.2 miles
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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EG Modern Construction
421 East Elmwood Avenue, Burbank, CA 91501
14.6 miles
EG Modern Construction offers full-service ADU design and construction in Los Angeles, including detached ADUs, garage conversions, and JADUs. Licensed and insured, they manage consultation, permitting, and build completion.
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Next Level ADU Builders
8520 Florence Avenue, Downey, CA 90240
9.2 miles
Next Level ADU Builders, serving Los Angeles, Riverside & Pico Rivera since 1997, specializes in ADU construction—detached units, granny flats & casitas—plus HVAC, remodeling & roofing, with financing options available.
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Other cities in California
What you need to know
ADU Contractors in Rosemead, CA: Building in a Dense San Gabriel Valley Community
Rosemead is a compact, densely populated city in the San Gabriel Valley of Los Angeles County, covering just over 5 square miles with a population of approximately 54,000 residents. This high population density makes Accessory Dwelling Units (ADUs) an especially practical solution for homeowners looking to maximize their property's potential. Whether you're looking to house extended family members — a common need in Rosemead's predominantly Asian-American community — or generate rental income, working with experienced ADU contractors in Rosemead, California is the key to a successful project.
Local Regulations and Permitting for ADUs in Rosemead
ADU projects in Rosemead are governed by both California state ADU law and the City of Rosemead's local zoning ordinances. Rosemead falls under Los Angeles County's broader regulatory framework, but the city maintains its own planning and building department. Homeowners and contractors must submit plans to the Rosemead Community Development Department for review and approval. Key regulations to be aware of include:
- Setback requirements: ADUs in Rosemead typically require a minimum 4-foot setback from rear and side property lines.
- Height limits: Detached ADUs are generally limited to 16 feet in height, in compliance with California state law.
- Maximum ADU size: Detached ADUs can be up to 1,200 square feet, while Junior ADUs (JADUs) are capped at 500 square feet.
- Owner-occupancy rules: As of 2020, California state law suspended owner-occupancy requirements for ADUs through 2025, giving Rosemead homeowners more flexibility.
- Parking: In many cases, ADUs near public transit or within existing structures are exempt from additional parking requirements.
Types of ADUs Built by Rosemead Contractors
Skilled ADU contractors serving Rosemead are experienced in building a variety of ADU types suited to the city's typical lot sizes and existing home configurations. Common ADU types include:
- Detached ADUs: Standalone structures built in the backyard, ideal for Rosemead's single-family residential zones.
- Attached ADUs: Units added directly to the existing home, sharing at least one wall.
- Garage Conversions: Transforming an existing garage into a livable ADU, a cost-effective option popular in Rosemead.
- Junior ADUs (JADUs): Smaller units created within the existing footprint of the primary residence.
Why Hire a Local ADU Contractor in Rosemead?
Hiring a licensed and experienced ADU contractor in Rosemead, CA ensures your project complies with all local and state building codes, avoids costly delays, and is completed efficiently. Local contractors are familiar with the Rosemead building department's review process and can navigate plan checks, inspections, and utility connections with ease. With housing demand continuing to rise across the San Gabriel Valley, building an ADU in Rosemead is a smart long-term investment for any homeowner.