ADU Contractors near Simi Valley, CA
Orange Innovation
4949 Bilmoor Avenue, Tarzana, CA 91356
14 miles
Orange 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 more
ATARI Home Builders
19720 Ventura Boulevard, Woodland Hills, CA 91364
11.8 miles
Atari Home Builders is a licensed California general contractor serving Woodland Hills & Greater LA. Specializing in custom homes, ADUs, garage conversions, kitchen & bathroom remodeling, and fire rebuilds.
read more
ORR Construction
1977 Obispo Avenue, Signal Hill, CA 90755
46.7 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
Michael Matthews Studio
Baxter Street, Los Angeles, CA 90039
31.6 miles
Michael Matthews Studio is an architecture firm in Los Angeles specializing in custom homes, ADUs, SB9 units, high-end renovations, and modern design. We believe architecture is a catalyst of change for individuals, communities, and the planet.
read more
A1 ADU Contractor
13701 Riverside Drive, Sherman Oaks, CA 91423
18.5 miles
A1 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 more
Los Angeles Advanced ADU Builders
240 South Beverly Drive, Los Angeles, CA 90212
24.4 miles
Los Angeles Advanced ADU Builders offers full-service ADU construction across LA, including garage conversions, detached units, JADUs & prefab ADUs. With 20+ years experience & 500+ builds, they handle design, permits & zoning compliance.
read more
New Birth Builders
11500 West Olympic Boulevard, Los Angeles, CA 90064
23.6 miles
New Birth Builders believes that a room addition or Garage Conversion is a great way to increase your home’s value and this new space can be used in a variety of ways. For most homeowners adding a room is less cost efficient and stressful than having to sell their home and move to a bigger home.
read more
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.
read more
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.