ADU Contractors near Simi Valley, CA
United State Of The Art Construction
18034 Ventura Boulevard, Encino, CA 91316
14.6 miles
Licensed LA construction firm United State Of The Art Construction specializes in ADU building and luxury home renovations across Brentwood, Beverly Hills & Malibu. Offering eco-friendly builds, full remodels & free consultations.
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SKS Construction
6445 Sepulveda Boulevard, Van Nuys, CA 91411
17.1 miles
SKS Construction, founded in 1987 in Los Angeles, offers ADU construction, seismic retrofitting, balcony inspections (SB 326 & SB 721 compliance), and structural engineering. With 200+ projects and 80% repeat clients, they deliver expert design-build solutions.
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Raudes Construction
18414 Eddy Street, Northridge, CA 91325
12.3 miles
Raudes Construction builds ADUs including garage conversions, granny flats & detached units. They handle permits, zoning compliance & full construction. Costs range from $50K to $300K+, with timelines of 3–6 months.
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Legacy Builders LA
Los Angeles, CA
32.5 miles
Legacy Builders LA is a trusted ADU contractor in Los Angeles with 20+ years of experience. They offer ground-up ADUs, JADUs, garage conversions & additions, delivering custom, high-quality accessory dwelling units tailored to each homeowner.
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Jay Remodeling
15219 Sunset Boulevard, Los Angeles, CA 90272
21 miles
Jay Remodeling is a licensed ADU contractor in Los Angeles offering attached, detached, garage conversion, basement, and Junior ADUs. They handle design, permitting, and construction, helping homeowners add rental income or family space while boosting property value.
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Tracy A. Stone Architect
2041 Blake Avenue, Los Angeles, CA 90039
29.6 miles
Garage converted to pool house ADU by Tracy A. Stone Architect, featuring a north-south roof ridge for Tesla Solar Roof optimization, backyard visual connectivity, and a dramatic overhang for summer shading and energy efficiency.
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Premium ADU
5161 Lankershim Boulevard, North Hollywood, CA 91601
22.5 miles
Premium ADU is a Los Angeles ADU specialist offering design, permitting, and construction of detached ADUs, garage conversions, and JADUs. Operating since 2021 with an in-house team, projects typically complete in 6–12 months.
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Daniel's Development Group
22025 San Miguel Street, Woodland Hills, CA 91364
11.5 miles
Daniel's Development Group builds ADUs in Los Angeles, including attached, detached, garage conversions & JADUs. Permits cost ~$6,000. Rental income averages $2,500/month. Free consultations available.
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RD Fast Construction
3603 San Pedro Street, Los Angeles, CA 90011
32.7 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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The Sterling-Watson Collective
1441 Huntington Dr, 1900, South Pasadena, CA 91030
35.8 miles
Sterling-Watson Collective is a full-service ADU contractor in Los Angeles offering design, permitting, structural engineering & construction management for accessory dwelling units, helping homeowners add rental units, guest suites & more.
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Next Level ADU Builders
8520 Florence Avenue, Downey, CA 90240
42.1 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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LA ADU Solutions Inc.
Los Angeles, CA 90012
32.4 miles
Accessory Dwelling Units (ADUs) offer California property owners passive income, elderly care solutions, and property value growth. Since 2020 legislation, ADU permits are easier to obtain. Construction costs range $350–$450/sq ft, with rental income potential up to $4,000/month.
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Ground Up Builders
14520 Erwin Street, Van Nuys, CA 91411
17.9 miles
Ground Up Builders helps Alhambra homeowners build fully permitted ADUs, including garage conversions, detached units, and backyard cottages. As a design-build ADU contractor, they manage design, permitting, and construction.
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ADU Certified
4401 Atlantic Avenue, Long Beach, CA 90807
45.1 miles
ADU Certified is a Long Beach, CA contractor specializing in ADU planning, permitting & construction since 2000. Services include garage conversions, detached ADUs, kitchen & bathroom remodeling throughout Southern California.
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EcoSmart Builders
21300 Victory Boulevard, Calabasas, CA 91367
10.3 miles
EcoSmart Builders is a licensed Southern California ADU contractor specializing in accessory dwelling units, home expansions, and fire rebuilds. Serving Los Angeles County, they manage design, permitting, and construction of detached, attached, garage conversion, and junior ADUs.
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Other cities in California
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.