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ADU Contractors near Simi Valley, CA
Bartona Builders
331 Delaware Road, Burbank, CA 91504 25.3 milesBartona Builders specializes in ADU construction in Los Angeles, offering detached ADUs, garage conversions, and in-law suites. They manage the full build process, ensuring code-compliant construction that adds value to residential properties.
read moreA1 ADU Contractor
13701 Riverside Drive, Sherman Oaks, CA 91423 18.5 milesA1 ADU Contractor is Sherman Oaks' trusted ADU builder serving LA County. Specializing in garage conversions, detached ADUs & in-law suites, they handle permits, design & construction. Projects cost $50K–$100K, taking 3–6 months.
read moreADU Design Homes
2610 Pacific Avenue, Manhattan Beach, CA 90266 32.4 milesADU Design Homes is a full-service ADU design and build firm in Los Angeles and Orange County. They handle detached ADUs, JADUs, garage conversions, permitting, engineering, and construction under one roof.
read moreCCS Inc.
5535 Balboa Boulevard, Encino, CA 91316 15.8 milesCCS Inc. offers ADU construction, garage conversions, remodeling & permit services in Long Beach, CA. Costs range from $100K–$400K+, with timelines of 4–14 months. Free consultations available for eligible residential properties.
read moreCreative Innovation Developers
1812 W Burbank Blvd, Burbank, CA 91506 23.2 milesCreative Innovation Developers is a residential construction and remodeling company offering design through build services, including home additions, kitchen remodels, bathroom remodels, flooring, and painting, using 3D renderings for clear project visualization.
read moreADU Garage Experts
2999 Overland Ave. Suite 103, Los Angeles, CA 90064 24.9 milesADU Garage Experts, a Southern California structural engineering firm, specializes in ADU planning and drafting. They offer garage conversions from ~$70/sqft, attached and detached ADUs, helping homeowners add rental income or living space.
read moreThe Los Angeles ADU Builders
240 South Beverly Drive, Beverly Hills, CA 90212 24 milesLos Angeles ADU Builders is a licensed ADU contractor in Beverly Hills offering custom ADU design, garage conversions, detached ADUs, JADUs & in-law suites. CSLB certified, fully insured, with expert permit handling & transparent pricing.
read moreOrange Innovation
4949 Bilmoor Avenue, Tarzana, CA 91356 14 milesOrange Innovation Inc is an ADU builder offering full-service design, engineering, and construction. Specializing in detached ADUs, granny flats, and in-law suites, they manage projects from concept to completion with a focus on budget and timeline.
read moreADU1
19326 Ventura Boulevard, Los Angeles, CA 91356 14.3 milesADU1 helps multifamily property owners add ADUs to boost income. Add up to 25% more units plus 2 detached ADUs. Services include a $250 feasibility report, full design-build, and free weekly Q&A sessions every Wednesday.
read moreSkyline Construction and Remodeling
22647 Ventura Boulevard, Woodland Hills, CA 91364 11.8 milesSkyline 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.
read moreDB Construction
4555 Valley Boulevard, Los Angeles, CA 90032 27.2 milesDB Construction is a full-service ADU contractor in Greater Los Angeles, building detached ADUs, garage conversions, JADUs, in-law suites, and room additions. They manage permits in-house, offering transparent costs and turn-key project completion.
read moreOasis Builders
11500 West Olympic Boulevard, Los Angeles, CA 90064 23.6 milesOasis Builders is a trusted ADU contractor serving Greater Los Angeles, specializing in detached ADUs, attached ADUs, and garage conversions. Costs range from $100K–$300K, with timelines of 6–12 months. Full-service: permits, blueprints & turnkey construction.
read moreOtto ADU
2926 Denby Avenue, Los Angeles, CA 90039 28.9 milesOtto 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 moreADUs BY JACK
Burbank, CA 91505 23.2 milesADUs BY JACK is a full-service ADU contractor in Greater Los Angeles, led by Jack Topalian with 30+ years experience. Specializing in detached ADUs, garage conversions, JADUs, and granny flats across Burbank, Encino, Tujunga & more.
read moreOther cities in California
- North Highlands
- Sacramento
- North Hollywood
- Agoura Hills
- Encino
- Los Angeles
- Tarzana
- Hawthorne
- Seal Beach
- Sherman Oaks
- Long Beach
- Hollywood
- Glendale
- Pasadena
- Downey
What you need to know
ADU Contractors in Simi Valley: Building in a Master-Planned Community
Simi Valley, nestled in Ventura County at the eastern end of the Simi Valley corridor, is known for its master-planned neighborhoods, suburban charm, and strong sense of community. As one of the safer and more family-oriented cities in Southern California, Simi Valley has seen a growing demand for Accessory Dwelling Units (ADUs). Homeowners are increasingly turning to experienced ADU contractors in Simi Valley to maximize their property value, create rental income, or house extended family members.
Local Regulations ADU Contractors Must Navigate in Simi Valley
ADU contractors working in Simi Valley must comply with both California state ADU laws and the City of Simi Valley's local development standards. The city follows state law under AB 68, SB 13, and AB 3182, which streamlined ADU approvals across California. However, Simi Valley has its own specific zoning ordinances that contractors must carefully follow:
- Setback requirements: ADUs must generally maintain a minimum 4-foot setback from rear and side property lines.
- Height limits: Detached ADUs are typically limited to 16 feet in height, though this can vary based on proximity to the main dwelling.
- 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.
- Owner-occupancy rules: As of 2020, California law removed owner-occupancy requirements until 2025, giving Simi Valley homeowners more flexibility.
- Parking: ADUs within half a mile of public transit may be exempt from additional parking requirements.
Types of ADUs Commonly Built in Simi Valley
Given the city's predominantly single-family residential neighborhoods, ADU contractors in Simi Valley most frequently work on the following types of projects:
- Detached ADUs: Standalone structures built in backyards, popular in Simi Valley's larger lots.
- Garage Conversions: Converting existing attached or detached garages into livable ADU space.
- Junior ADUs (JADUs): Units up to 500 square feet created within the existing footprint of the primary home.
- Attached ADUs: Additions built onto the side or rear of the main residence.
Why Hire a Local ADU Contractor in Simi Valley?
Hiring a licensed and experienced ADU contractor familiar with Simi Valley is essential for a smooth permitting and construction process. Local contractors understand the nuances of working with the Simi Valley Community Development Department, which handles building permits and plan checks. They are also familiar with local HOA restrictions that may apply in certain neighborhoods, as well as Ventura County's fire safety requirements, which are particularly relevant given the region's wildfire risk zones.
Whether you're looking to add rental income or create a multigenerational living space, working with a qualified ADU contractor in Simi Valley, CA ensures your project meets all local codes, stays on budget, and is completed efficiently.