Perpetual Homes ADU

4115 Blackhawk Plaza Circle, Danville, CA 94506 15.1 miles

40 years in business Prefab Specialist Eco-Friendly

Perpetual Homes is a Northern California ADU builder with 40+ years of experience. They offer customizable prefab ADUs, a 10-step process, no site work markup, Energy Star insulation, a 7-year warranty, and an A+ BBB rating.read more

Type Five

1336 Channing Way, Berkeley, CA 94702 23.7 miles

Licensed Prefab Specialist Luxury Builds

Type Five is a Berkeley, CA-based ADU builder offering custom backyard cottages, granny flats & in-law suites. They combine modular design, transparent pricing & streamlined construction for stress-free, high-quality detached ADUs built to last.

Haus+

Corte Madera, CA 94925 35 miles

Prefab Specialist Eco-Friendly

Haus+ is a Bay Area ADU builder offering turnkey accessory dwelling units for California homeowners. They handle design, permitting, and construction using a panelized hybrid method, with all-inclusive upfront pricing and in-house financing available.

ExpandADU | Prefab ADUs

41111 Mission Boulevard, Fremont, CA 94539 35.7 miles

Prefab Specialist

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, and JADUs.

CityPaks

San Francisco, CA 95130 32.1 miles

Prefab Specialist Eco-Friendly

CityPaks is a minority & woman-owned ADU builder in the San Francisco Bay Area specializing in affordable, sustainable backyard cottages & detached ADUs using SIP panels. No crane needed, no sales tax, pre-approved in San Jose.

LNL Construction

8698 Elk Grove Blvd, Elk Grove, CA 95624 39.5 miles

30 years in business Free Consultation Free Site Assessment

LNL Construction is a Sacramento ADU contractor offering full-service builds, from design to completion. Founded by Landon Linville with 30+ years experience, they handle permits, zoning, and all ADU types. Costs range from $150K to $300K+.

Summit Building Group

1401 21st Street, Sacramento, CA 95811 44.3 miles

Eco-Friendly Luxury Builds

Sacramento's Summit Building Group offers full-service ADU construction, including custom design, permitting, garage conversions, and detached units. They serve homeowners seeking rental income, multigenerational living, or guest suites, backed by a lifetime workmanship warranty.

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What you need to know

Searching for top Prefab / Modular ADU ADU Contractors in Pittsburg, California? Our directory highlights trusted local professionals who specialize in designing and building accessory dwelling units (ADUs).

Working with a qualified Prefab / Modular ADU ADU Contractor in Pittsburg 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 Prefab / Modular ADU professionals can guide you through every step.

Pittsburg homeowners are increasingly investing in ADUs to create additional living space, generate rental income, or support multigenerational living. The Prefab / Modular ADU experts featured here bring local expertise and proven experience to help make your project a success.

Browse our listings to find the best Prefab / Modular ADU ADU Contractors in Pittsburg, California, and get started today.

Prefab / Modular ADU near Pittsburg, CA