ADU Contractors near Calabasas, CA
Ultra-Unit Architectural Studio
1327 Loma Avenue, Long Beach, CA 90804
38.3 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.
read more
ADU Custom Homes
1420 East Katella Avenue, Orange, CA 92867
49.9 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.
read more
Homeplex
421 West Broadway, Long Beach, CA 90802
37.1 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.
read more
Otto ADU
2926 Denby Avenue, Los Angeles, CA 90039
21.8 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.
read more
New Dawn Construction
14900 Ventura Blvd Unit #330, Sherman Oaks, CA 91403
11.8 miles
New Dawn Construction is an ADU contractor specializing in detached ADUs, garage conversions, in-law suites, granny flats, JADUs, and backyard cottages. They guide homeowners through design, permitting, and construction for flexible housing solutions.
read more
ORR Construction
1977 Obispo Avenue, Signal Hill, CA 90755
37.4 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.
read more
RD Fast Construction
3603 San Pedro Street, Los Angeles, CA 90011
24.6 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.
read more
OakADU
9671 Sunland Boulevard, Santa Clara, CA 91040
19.3 miles
OakADU is a full-service ADU contractor in Los Angeles & Southern California, offering design, permitting, construction & property management for detached ADUs, garage conversions, attached ADUs & interior conversions.
read more
BuildForm Design
14401 Sylvan Street, Van Nuys, CA 91401
13.7 miles
BuildForm Design is a Los Angeles general contractor offering full-service ADU design, build, and value engineering. With 15 years of experience, they handle basement conversions, detached ADUs, garage conversions, and more across Southern California.
read more
Los Angeles ADU Contractors
3744 Flower Street, Los Angeles, CA 90007
23.4 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.
read more
RnD Builders Inc
21250 Califa Street, Woodland Hills, CA 91367
5.1 miles
RnD Builders is a top-rated ADU builder and design-build firm serving Ventura County and Los Angeles County, specializing in ADU construction, home additions, remodels, and outdoor projects with a client-focused approach.
read more
ADU Design Build
21781 Ventura Blvd, Los Angeles, CA 91364
4.4 miles
ADU Design + Build is a Los Angeles County general contractor specializing in ADU planning, design, and construction. Services include detached ADUs, garage conversions, and backyard cottages. ADUs can boost property value and generate $2,000+/month in rental income.
read more
YOR - ADU & Garage Construction
7833 Bothwell Road, Reseda, CA 91335
7.2 miles
Y.O.R. Construction & Investments is a licensed Southern California general contractor (Lic. #978430) offering residential & commercial services including remodeling, room additions, pool construction, and ADU/garage conversions.
read more
Markis Construction
14126 Sherman Way, Van Nuys, CA 91405
13.2 miles
Progressive Builders LA
7445 Topanga Canyon Boulevard, Canoga Park, CA 91303
5.4 miles
Progressive Builders LA offers full-service ADU construction in Los Angeles, handling detached ADUs, garage conversions, granny flats & in-law suites. Custom design, quality materials, on-time delivery & accessible pricing for all project sizes.
read more
Other cities in California
What you need to know
ADU Contractors in Calabasas: Building in a Prestigious Hill Community
Calabasas, California, is known for its upscale hillside neighborhoods, gated communities, and proximity to the Santa Monica Mountains. Building an Accessory Dwelling Unit (ADU) in Calabasas comes with unique challenges due to the city's strict aesthetic standards, hillside grading requirements, and HOA-governed communities. Working with experienced ADU contractors in Calabasas who understand these local nuances is essential to a successful project.
Calabasas ADU Regulations and Zoning Requirements
The City of Calabasas follows California state ADU law while also enforcing its own local development standards. Homeowners and contractors must navigate the Calabasas Municipal Code and coordinate with the Community Development Department for permits and approvals. Key regulations include:
- Maximum ADU size: Detached ADUs can be up to 1,200 square feet, in line with California state guidelines.
- Setback requirements: A minimum of 4 feet from rear and side property lines is typically required for detached ADUs.
- Height limits: Detached ADUs are generally limited to 16 feet in height, though this can vary based on lot configuration.
- Hillside grading: Many Calabasas properties sit on sloped terrain, requiring additional grading permits and geological assessments.
- HOA considerations: While California law limits HOA authority over ADUs, some architectural review processes may still apply in gated communities.
Types of ADUs Commonly Built in Calabasas
Skilled ADU builders in Calabasas work on a variety of unit types to suit the diverse property layouts found throughout the city. Common ADU types include:
- Detached ADUs: Standalone structures built in backyards, popular in larger estate-style lots common in Calabasas.
- Attached ADUs: Units added directly to the primary residence, sharing at least one wall.
- Garage Conversions (ADU): Converting existing garages into livable spaces, a cost-effective option for many homeowners.
- Junior ADUs (JADUs): Units up to 500 square feet created within the existing footprint of the main home.
Why Hire a Local ADU Contractor in Calabasas?
Hiring a licensed ADU contractor familiar with Calabasas is critical for navigating the city's permitting process efficiently. Local contractors understand the specific requirements of the Los Angeles County Fire Department (which serves parts of the area), the city's design review standards, and the geological considerations tied to hillside construction. A knowledgeable contractor can help streamline approvals, manage subcontractors, and ensure your ADU meets all California Building Code requirements.
Start Your Calabasas ADU Project Today
Whether you're looking to add rental income, house extended family, or increase your property value, an ADU is a smart investment in Calabasas. Connect with a qualified ADU contractor in Calabasas, CA to get a site assessment, cost estimate, and a clear roadmap through the local permitting process. With the right team, your ADU project can be completed efficiently and in full compliance with all local and state regulations.