ADU Contractors near Fremont, CA
DSA Architects
1107 Virginia Street, Berkeley, CA 94702
29.1 miles
DSA Architects designed an 850 sq. ft. second-floor ADU in Berkeley Hills for multi-generational living. Features 2 beds, 1 bath, open layout, Tilden Park views, roof deck, solar PV, heat pumps, and gray-water system.
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Valley Home Builders inc.
3466 Edward Avenue, Santa Clara, CA 95054
12.3 miles
Valley Home Builders Inc. is a Silicon Valley design-build contractor serving Santa Clara & San Mateo Counties. Founded in 2005, they specialize in kitchen remodeling, ADU construction, and home renovations across San Jose, San Mateo & bey... read more
Greenwood Custom Builders, Inc.
765 Old County Road, San Carlos, CA 94070
14.7 miles
ENE Smarthome, Inc.
690 Saratoga Avenue, San Jose, CA 95129
14.4 miles
ENE Smarthome, Inc. is a Bay Area contractor offering home remodeling, ADU construction, smart home upgrades, and accessibility improvements. Services include garage conversions, granny flats, aging-in-place remodels, and SB9-compliant ADU project... read more
Urban Building Workshop
130 Bush Street, San Francisco, CA 94104
29.2 miles
Urban Building Workshop is a full-service architecture firm in the Bay Area specializing in custom homes, remodels, and ADUs. Experts in Marin County, San Francisco, and Sonoma County permitting, they deliver efficient, light-filled designs.
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Northbay Home Solutions
47 Paul Drive, San Rafael, CA 94903
41.9 miles
Northbay Home Solutions offers full-service ADU construction in San Rafael, San Francisco & North Bay. Services include detached ADUs, garage conversions & JADUs, covering design, permits & build.
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Santa Cruz Green Builders
303 Potrero Street, Santa Cruz, CA 95060
37.7 miles
Santa Cruz Green Builders offers design+build services in Santa Cruz with 17 years of experience. Specializing in ADUs, remodels, new homes & green building, they handle everything from design to construction using sustainable practices.
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AKD Homes
3518 Arden Road, Hayward, CA 94545
9.6 miles
AKD Homes is a SF Bay Area ADU contractor with 20+ years of experience. They offer full-service ADU design, permits, and construction, including detached ADUs, granny flats, and custom builds ranging from 400–750 sq. ft.
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Todd Jersey Architecture
1321 Eighth Street, Berkeley, CA 94710
29.4 miles
Todd Jersey Architecture (TJA) is a Berkeley-based sustainable design firm serving the SF Bay Area. Specializing in ADUs, remodels, new homes & historic preservation, TJA combines 30+ years of experience with a performance-driven, eco-consciou... read more
Gordon Reese
100 Pringle Avenue, Walnut Creek, CA 94596
26.7 miles
Gordon Reese Design Build is a licensed ADU contractor in Walnut Creek, CA, with 41+ years of experience. They offer custom ADU design and construction, 3D renderings, transparent pricing, serving the Bay Area including Danville, Lafayette & C... read more
Dwelling Lab
21 El Caminito, Walnut Creek, CA 94598
26.4 miles
Dwelling Lab is an Oakland-based ADU design firm offering full-service planning, schematic design, construction drawings, permitting, and construction oversight for detached ADUs, attached additions, and garage conversions.
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E&E General Construction Inc
601 21st, Richmond, CA
34.6 miles
E&E General Construction Inc (License #1067263) specializes in ADU construction and garage conversions in Richmond, CA. Services include detached ADUs, attached units, and garage conversions across the Bay Area. Free estimates available.
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DeHaro Construction Inc
6411 Brisa Street, Livermore, CA 94550
16.4 miles
Deharo Construction is a trusted ADU builder serving Livermore, Pleasanton, and Dublin. Specializing in accessory dwelling units, new construction, and home additions, they deliver custom granny flats, detached ADUs, and in-law suites across the T... read more
Quality Choice Construction & Painting
900 Doolittle Drive, Oakland, CA 94577
17.4 miles
Quality Choice Construction & Painting offers ADU construction services including studio, 1-bedroom, and 2-bedroom units. Options include garage conversions, backyard cottages, and detached ADUs for rental income or multi-generational living.<... read more
Luma Dwellings Home Builder
63 Hazel Tree Ridge, Orinda, CA 94563
26.9 miles
We are a family-first, boutique residential design & build firm serving the Orinda and East Bay community. We’re not just service providers — we’re your neighbors. We understand the local permitting process, the hillside terrain, the fir... read more
Other cities in California
What you need to know
ADU Contractors in Fremont, CA: Building in the Heart of Silicon Valley's Bedroom Community
Fremont, California, is one of the largest cities in the Bay Area and sits at the crossroads of Alameda County's booming housing market. As a city that borders Silicon Valley and hosts major employers like Tesla's manufacturing plant, Fremont has experienced significant population growth and housing demand. This makes ADU (Accessory Dwelling Unit) construction in Fremont an increasingly popular solution for homeowners looking to add rental income, house family members, or increase property value in one of California's most competitive real estate markets.
Fremont ADU Regulations and Permit Requirements
Working with experienced ADU contractors in Fremont is essential because local regulations must align with both California state ADU laws and Fremont's own municipal code. Fremont falls under the jurisdiction of the City of Fremont Community Development Department, which oversees all building permits and zoning approvals. Key regulations that ADU contractors must navigate in Fremont include:
- Detached ADUs can be up to 1,200 square feet in most residential zones
- Junior ADUs (JADUs) are limited to 500 square feet and must be within the existing primary structure
- Setback requirements of 4 feet from rear and side property lines for detached ADUs
- ADUs must comply with Fremont's Design Guidelines to maintain neighborhood character
- Owner-occupancy requirements have been relaxed per California state law through 2025
- Utility connections and separate metering may be required depending on ADU type
Types of ADUs Commonly Built in Fremont
Fremont's diverse housing stock — ranging from mid-century ranch homes in Centerville and Irvington to newer developments in Warm Springs — gives ADU builders in Fremont a wide variety of project types to work with. The most common ADU projects include detached backyard cottages, garage conversions, basement conversions, and attached additions. Given the high land values in Fremont, garage conversion ADUs are particularly popular as a cost-effective way to add living space without sacrificing yard area.
Why Hire a Local ADU Contractor in Fremont?
Hiring a licensed and experienced ADU contractor familiar with Fremont's permitting process can save homeowners significant time and money. Local contractors understand the nuances of Fremont's plan check process, typical turnaround times from the Community Development Department, and how to design ADUs that pass inspections efficiently. They are also familiar with Fremont's utility providers, including PG&E connections and local sewer and water hookup requirements through the City of Fremont.
Maximizing Your Investment with an ADU in Fremont
With average rents in Fremont among the highest in Alameda County, a well-built ADU can generate substantial rental income for homeowners. Working with a qualified ADU contractor in Fremont, CA ensures your project is completed on time, within budget, and fully compliant with all local and state regulations — making it a smart long-term investment in one of the Bay Area's most desirable cities.