Attached ADU near Simi Valley, CA
ADU Hotline
5301 Laurel Canyon Blvd, Los Angeles, CA 91607
21.1 miles
ADU Hotline offers affordable ADU design and permitting in Southern California. From granny flats to garage conversions, they handle the full process in 3–4 weeks, helping homeowners add rental income or family housing efficiently.
read more
ADU by Kn Remodeling
19709 Ventura Boulevard, Woodland Hills, CA 91364
11.8 miles
KN Remodeling is a certified ADU contractor serving Los Angeles, Woodland Hills, Simi Valley & Thousand Oaks. Specializing in detached ADUs, attached ADUs & garage conversions, they handle design, permits & construction with 100+ ADU plans completed.
read more
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.
read more
ADU Design Homes
2610 Pacific Avenue, Manhattan Beach, CA 90266
32.4 miles
ADU 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 more
ADU Conversion
Los Angeles, CA
32.5 miles
ADU Conversion is a California-based ADU contractor specializing in detached ADUs, garage conversions, Junior ADUs, and attached units. They manage design, permitting, and construction, ensuring compliance with California ADU laws for homeowners seeking rental income or multigenerational housing.
read more
CCS Inc.
5535 Balboa Boulevard, Encino, CA 91316
15.8 miles
CCS 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 more
United Builders Development, Inc
25350 Magic Mountain Parkway, Santa Clarita, CA 91355
14.6 miles
Building an ADU boosts property value, generates rental income, and offers flexible living space. United Builders, a licensed ADU contractor, delivers expert design-build solutions, garage conversions, and custom ADUs on time and within budget.
read more
ADUs BY JACK
Burbank, CA 91505
23.2 miles
ADUs 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 more
Los Angeles ADU Contractors
3744 Flower Street, Los Angeles, CA 90007
31.6 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
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.
read more
Martins Construction Corp
1666 Courtney Ave., Los Angeles, CA 90046
30.8 miles
California's 2020 ADU laws allow two ADUs on single-family lots, reduced setbacks, larger units up to 800 sq ft, no owner-occupancy rules until 2025, faster approvals, and expanded parking exemptions statewide.
read more
Benavides Builders Inc
Thousand Oaks, CA
8.3 miles
Benavides Builders Inc is a trusted ADU contractor specializing in detached & attached ADUs, garage conversions, JADUs, and hillside builds. They offer single & two-story units, granny flats, in-law suites, and casitas for residential properties.
read more
THE ADU BUILDER INC
3639 Atlantic Avenue, Long Beach, CA 90807
45.1 miles
Los Angeles ADU contractor The ADU Builder offers 10+ years of experience in ADU construction, garage conversions, JADUs, custom homes & remodels. They guide clients through design, permits, financing & building with quality craftsmanship.
read more
Doobek Builders
5308 Derry Avenue, Los Angeles, CA 91301
19.8 miles
Doobek Builders offers home remodeling, large additions, and ADU construction. Services include garage conversions, interior conversions, additions, and ground-up ADU builds—ideal for granny flats, in-law suites, or backyard cottages.
read more
Southland Remodeling
15021 Ventura Boulevard, Sherman Oaks, CA 91403
18.3 miles
Southland Remodeling is a Los Angeles ADU contractor offering detached ADUs, garage conversions, and room additions. With 20+ years experience, they handle design, permits, and construction across LA and San Fernando Valley.
read more
Other cities in California
What you need to know
Searching for top Attached ADU ADU Contractors in Simi Valley, California? Our directory highlights trusted local professionals who specialize in designing and building accessory dwelling units (ADUs).
Working with a qualified Attached ADU ADU Contractor in Simi Valley ensures your ADU project meets local building codes, zoning laws, and permit requirements. Whether you're planning a detached ADU, garage conversion, or backyard cottage, experienced Attached ADU professionals can guide you through every step.
Simi Valley homeowners are increasingly investing in ADUs to create additional living space, generate rental income, or support multigenerational living. The Attached ADU experts featured here bring local expertise and proven experience to help make your project a success.
Browse our listings to find the best Attached ADU ADU Contractors in Simi Valley, California, and get started today.