ADU Contractors near Simi Valley, CA
LA Developing Inc.
8504 Firestone Boulevard, Downey, CA 90241
42.1 miles
An Accessory Dwelling Unit (ADU) adds value, rental income, and flexibility to your property. LA Developing Inc. specializes in ADU construction in Los Angeles, offering garage conversions, detached builds, and attached additions with full project support.
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Better Together Builders
7026 Rhea Avenue, Reseda, CA 91335
13.1 miles
Better Together Builders (BTB) is a full-service ADU contractor offering studio and bedroom floor plans, garage conversions & backyard units. They manage design, permits & construction. California clients may qualify for the CalHFA ADU Grant up to $40,000.
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Katz Design & Builders inc
316 Culver Boulevard, Playa Del Rey, CA 90293
27.3 miles
Katz Design & Builders Inc offers full-service ADU construction across Los Angeles and Orange County. Services include detached ADUs, garage conversions, attached ADUs, and JADUs, all built to California Title 24 and local zoning standards.
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Infinity ADU
645 West 15th Street, Long Beach, CA 90813
45.9 miles
Infinity ADU is a top ADU contractor in Long Beach, CA, specializing in attached, detached ADUs, granny flats & garage conversions. They handle design, permitting & construction, ensuring full local code compliance for a stress-free build.
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Ataman Studio
13151 Fountain Park Drive, Playa Vista, CA 90094
27.2 miles
Ataman Studio is a California ADU contractor specializing in design, permitting, and construction of accessory dwelling units, including detached ADUs, garage conversions, and in-law suites, ensuring compliance with state laws and local zoning rules.
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Unlimited Construction & Remodeling, Inc
8500 Wilshire Boulevard, Beverly Hills, CA 90211
25.4 miles
Unlimited Construction & Remodeling (UCR), a licensed Beverly Hills contractor, serves LA, Orange & Ventura Counties. Specializing in garage conversions, ADUs & home remodeling, this family-owned firm delivers budget-conscious, code-compliant residential & commercial renovations.
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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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America Green Builders
6601 Alcove Avenue, North Hollywood, CA 91606
22.2 miles
America Green Builders (AGB) is a Los Angeles general contractor with 20+ years of experience offering kitchen remodeling, bathroom renovation, room additions, ADU garage conversions, custom homes, pool construction, and hardwood flooring.
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Golden ADU
640 S Curson Ave #603, Los Angeles, CA 90036
24.3 miles
Golden ADU, serving Southern California since 2021, specializes in custom ADU construction including garage conversions and detached backyard cottages. They offer flexible financing with no upfront costs, completing most projects in 6–12 months.
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Bela Development
1023 Abbot Kinney Boulevard, Venice, CA 90291
24.9 miles
Bela Development is an LA-based design-build firm with 15+ years specializing in ADU construction, garage conversions, detached ADUs, and JADUs. They manage design, permitting, and build under one roof, delivering legal living spaces that boost property value by 20–30%.
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Gather ADU
19849 Nordhoff Street, Los Angeles, CA 91324
12.8 miles
Gather ADU is a Los Angeles-based ADU specialist with 10+ years of experience and 127+ completed projects. Services include feasibility analysis, permits, financing, and construction for detached ADUs, garage conversions, attached ADUs, and JADUs across LA County.
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Central Coast ADU
260 Maple Court, Ventura, CA 93003
28.3 miles
Central Coast ADU offers full ADU planning, design, and permitting services for homeowners on the Central Coast. From granny flats to garage conversions, they deliver construction-ready plans and approved permits.
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MDM General Contractors
1236 North Fairfax Avenue, Los Angeles, CA 90046
25.6 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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ADU Homes, Inc.
245 East 3rd Street, Long Beach, CA 90802
46.3 miles
ADU Homes is a full-service ADU contractor in Los Angeles & Orange County offering design-build solutions. They handle design, permitting & construction with fixed pricing. Options include studios, 1-3 bed units & carriage units.
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All Shapes Construction & Design
14320 Ventura Boulevard, West Hills, CA 91423
21.3 miles
All Shapes Construction & Design (ASCD) is a Southern California contractor with 20+ years of experience offering ADU construction, garage conversions, kitchen & bathroom remodeling, room additions, and custom homes across Los Angeles.
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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.