ADU Contractors near Mountain View, CA
Roof and Realm
2245 Vía De Mercados, Concord, CA 94520
39.9 miles
Roof and Realm is a California-based steel-framed modular home and ADU builder offering fire, earthquake, and wind-resistant structures. Their eco-friendly builds use 98% recyclable materials, generate minimal waste, and support solar-ready, Net P... read more
Edri Construction, Inc. Berkeley
2120 University Ave, Berkeley, CA 94704
34.2 miles
Edri Construction, Inc. is a Berkeley-based general contractor specializing in ADU construction across the Bay Area. Services include garage conversions, detached ADUs, attached additions, granny flats, and custom interiors, with full project mana... read more
Parsa Construction
1105 Fair Weather Circle, Concord, CA 94518
38.1 miles
Parsa Construction offers residential & commercial remodeling, ADU construction, and retrofit services. Specializing in kitchen, bathroom, room additions, and accessory dwelling units like granny flats and detached ADUs, they manage permits, d... read more
ExpandADU | Prefab ADUs
41111 Mission Boulevard, Fremont, CA 94539
10.4 miles
ExpandADU is a California-based prefab ADU builder offering full-service accessory dwelling unit construction, including consultation, design, planning, and build. Serving the Bay Area and beyond, they specialize in detached ADUs, granny flats, an... read more
Keller Williams Palo Alto
2825 El Camino Real, Palo Alto, CA 94306
3.7 miles
Acton ADU is a Bay Area ADU contractor founded by Stan Acton with 30+ years of experience. They offer full-service ADU design, construction, garage conversions, and permitting across San Jose and the broader Bay Area.
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LiveLarge
2380 Qume Drive, Fruitdale, CA 95131
10.5 miles
LiveLarge Home is a California prefab ADU builder offering full-service solutions from permits to final inspection. Build times start at 4–6 weeks, with fixed pricing from $412/sq. ft. Models range from studios to 2-bed/2-bath units with premium... read more
Urban Building Workshop
130 Bush Street, San Francisco, CA 94104
32.2 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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OT Bay Builders
1580 Oakland Road, San Jose, CA 95131
10.3 miles
OT Bay Builders is a complete remodeling company with over 40 years of combined experience amongst our team. We’re expert Bay Area ADU builders in San Jose with a customer-first mindset. As a full-service ADU builder, you can trust us to remain ... read more
ProStruct Engineering
450 Folsom Street, #1502, San Francisco, CA 94105
32.4 miles
ProStruct Engineering offers ADU structural engineering services across California, providing permit-ready plans and calculations for detached ADUs, garage conversions, granny flats, and more, with a 2–3 week turnaround.
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PCI Construction Inc
2682 Middlefield Road, Redwood City, CA 94063
9.4 miles
PCI Construction Inc is a trusted ADU contractor offering custom accessory dwelling units, garage conversions, granny flats, and in-law suites. Licensed, bonded, and insured, they handle permitting, design, and construction efficiently.
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Second Dwellings
100 Higgins Canyon Road, Half Moon Bay, CA 94019
17.7 miles
9 Builders
San Jose, CA 95122
14.3 miles
9 Builders is a Bay Area ADU contractor offering full-service design, permits & construction. Specializing in detached ADUs, garage conversions & additions, costs range $150K–$350K, taking 8–14 months to complete.
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Home WiP Construction Concierge
171 Main St 261, Los Altos, CA
2.5 miles
Vargas Construction
16064 Vía Harriet, San Lorenzo, CA 94580
20.7 miles
Vargas Construction is a California ADU contractor offering detached, attached, garage, junior, and multifamily ADUs. They handle design, permitting, and construction with energy-efficient materials, custom interiors, and full amenities in 2–6 m... read more
Santa Cruz Construction Experts
303 Potrero Street, Santa Cruz, CA 95060
29 miles
Santa Cruz Construction Experts builds ADUs in Scotts Valley, CA, including detached units, granny flats & in-law suites. They also construct pool houses, garages & outdoor spaces, ensuring local code compliance.
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Other cities in California
What you need to know
ADU Contractors in Mountain View, CA: Building in the Heart of Silicon Valley
Mountain View, California, is one of the most sought-after cities in the San Francisco Bay Area, home to major tech giants like Google and a thriving, innovation-driven community. With a median home price well above the national average and a persistent housing shortage, Accessory Dwelling Units (ADUs) have become an increasingly popular solution for homeowners looking to maximize their property value or generate rental income. Finding experienced ADU contractors in Mountain View, CA is essential to navigating the city's specific building requirements and making the most of your investment.
Mountain View ADU Regulations and Permit Requirements
Mountain View falls under both California state ADU laws and its own local municipal codes. The city follows state guidelines that allow ADUs on most single-family and multifamily residential properties. Key regulations that your ADU contractor must be familiar with include:
- 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.
- Setback requirements: A minimum 4-foot rear and side setback is required for most new detached ADUs.
- Height limits: Detached ADUs are generally limited to 16 feet in height, though this can vary based on proximity to public transit.
- Owner-occupancy rules: As of 2020, California state law removed owner-occupancy requirements for ADUs built before 2025.
- Utility connections: ADUs in Mountain View may require separate utility connections, which can affect overall project costs.
Why Hire a Local ADU Contractor in Mountain View?
Working with a licensed ADU contractor who specializes in Mountain View projects offers significant advantages. Local contractors are familiar with the Santa Clara County building department processes, Mountain View's Community Development Department requirements, and the specific soil and seismic considerations of the Bay Area. This local expertise can help streamline permit approvals and avoid costly delays.
Types of ADUs Commonly Built in Mountain View
Given the city's dense residential neighborhoods and high land values, the most popular ADU types in Mountain View include:
- Detached ADUs: Standalone structures built in backyards, ideal for maximizing privacy.
- Garage Conversions: A cost-effective option that repurposes existing structures.
- Junior ADUs (JADUs): Units up to 500 square feet created within the existing home footprint.
- Attached ADUs: Extensions added to the primary residence, sharing at least one wall.
Maximizing Your ADU Investment in Mountain View
With rental demand consistently high due to the proximity to major tech employers, an ADU in Mountain View can generate substantial rental income. Professional ADU contractors in the area can help you design a unit that meets both local zoning codes and the expectations of high-quality Bay Area renters. Always verify that your contractor holds a valid California Contractors State License Board (CSLB) license before beginning any project.