Detached ADU near Sunnyvale, CA
Samara
2840 Bay Road, Redwood City, CA 94063
14.2 miles
Samara's Backyard ADU offers prefab accessory dwelling units for California homeowners. Five sizes available, including the 950 sq ft XL 10. Factory-built, fire-resistant, energy-efficient, with full-service permitting, installation & flexible... read more
Elite ADU Santa Cruz
347 Soquel Avenue, Santa Cruz, CA 95062
27.8 miles
Elite Construction builds ADUs in Santa Cruz County, offering detached units, garage conversions & addition ADUs. Projects range 250–1,200 sq ft, cost $115K–$450K, and take 6–9 months. Free estimates available.
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Talmadge Construction Inc
8070 Soquel Drive, Aptos, CA 95003
29.8 miles
Talmadge Construction Inc is a Santa Cruz County home remodeling company specializing in ADUs, garage conversions, granny flats, and in-law suites. Known for craftsmanship and clear communication, they offer design consultations for residential pr... read more
CDU Inc.
#595 San Ramon Valley Blvd, Danville, CA 94526
30.6 miles
CDU Inc. offers expert ADU construction & remodeling in the Greater Bay Area. Services include new builds, garage conversions, electrical, plumbing & custom design to boost property value & functionality.
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Edri Construction, Inc. Burlingame
1350 Old Bayshore Hwy, Burlingame, CA 94010
23.6 miles
Edri Construction, Inc. in Burlingame offers full-service ADU construction across the Bay Area, including garage conversions, detached ADUs, attached additions, and custom interiors, with energy-efficient builds and multi-generational living solut... read more
Bay Villa Builders
36007 Bayonne Drive, Newark, CA 94560
10.9 miles
Bay Villa Builders brings over 50 years of combined experience in crafting expertly designed ADUs that enhance both your home's functionality and its value. An Accessory Dwelling Unit, or ADU, serves as an additional living space on your property.... read more
Burton Builders LLC
32 9th Street, Richmond, CA 94801
42.2 miles
Burton Builders LLC is a trusted construction company specializing in ADU construction, single-family, multifamily, and commercial builds. Known for quality workmanship and client-focused service, they deliver expert results on every project.
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Tucan Builder
50 Woodside Plaza, Suite 814, Redwood City, CA 94601
12.3 miles
Tucan Builder is a family-owned general contractor in Redwood City, CA, serving San Mateo County. Specializing in ADU construction, room additions, kitchen remodeling, and home renovations, they bring 30+ years of combined experience.
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ResCom ADU, LLC
675 Ygnacio Valley Rd B213, Walnut Creek, CA CA 94596
36.2 miles
ResCom ADU is a full-service ADU builder in Walnut Creek, CA, offering design, permits, engineering, construction & hookups. With 100+ years of combined experience, they deliver custom, cost-effective accessory dwelling units using SIPs & ... read more
ADBC Architecture
460 Mandana Boulevard, Oakland, CA 94610
32.1 miles
ADBC Architecture completed an 800 SF detached ADU in East Bay, CA in 2025, designed for multigenerational living. Built with thermally modified wood and steel, the backyard cottage features high ceilings and large windows for a spacious feel.
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Second Dwellings
100 Higgins Canyon Road, Half Moon Bay, CA 94019
20.8 miles
Griggs Construction
6118 Market Street, Oakland, CA 94608
34.8 miles
Full Steam Ahead Construction
3527 Mount Diablo Boulevard, Lafayette, CA 94549
35.5 miles
Licensed ADU contractor Full Steam Ahead Construction serves East Bay homeowners with custom accessory dwelling units, including garage conversions, backyard cottages & in-law suites. Serving Concord, Oakland, Berkeley & more.
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GR Innovative Builders Inc.
12488 San Pablo Avenue, Richmond, CA 94805
41.8 miles
GR Innovative Builders Inc. is a Bay Area ADU contractor specializing in accessory dwelling units, granny flats, and in-law suites. Completed projects in Richmond, Oakland, Lafayette & Pinole. Featured in Sunset Magazine.
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Quartz Construction
1777 Hamilton Avenue, San Jose, CA 95125
8.6 miles
Quartz Construction builds ADUs in San Jose, including detached units, garage conversions, and in-law suites. ADUs offer extra space, passive rental income, and multigenerational living solutions for Bay Area homeowners.
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Other cities in California
What you need to know
Searching for top Detached ADU ADU Contractors in Sunnyvale, California? Our directory highlights trusted local professionals who specialize in designing and building accessory dwelling units (ADUs).
Working with a qualified Detached ADU ADU Contractor in Sunnyvale 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 Detached ADU professionals can guide you through every step.
Sunnyvale homeowners are increasingly investing in ADUs to create additional living space, generate rental income, or support multigenerational living. The Detached ADU experts featured here bring local expertise and proven experience to help make your project a success.
Browse our listings to find the best Detached ADU ADU Contractors in Sunnyvale, California, and get started today.