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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Soliz General Construction & Painting Inc is a Bay Area ADU contractor with 20+ years of experience. They offer full-service ADU design and construction, including permits, structural work, and finishing for granny flats, in-law suites, and ba... read more
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
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
The ADU Dudes is a Bay Area & Northern California ADU contractor offering ADU construction, JADUs, garage conversions, home additions & new builds. Licensed under San Andres Construction (#1081083), serving San Jose, Oakland, Fremont &... read more
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
Crane Construction is a licensed Bay Area general contractor based in Walnut Creek, CA. They specialize in design-build projects, ADUs, garage conversions, remodeling, and new construction for residential and commercial clients. Free estimates ava... read more
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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Epic Modulars delivers fast, flexible, and customizable solutions for homes and ADUs. Their manufactured homes and ADUs are built in controlled factory environments, ensuring superior quality, faster timelines, and predictable costs.
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American Builders is a San Francisco ADU contractor specializing in garage conversions, detached units, in-law suites & basement conversions. They handle permits, zoning, and deliver code-compliant accessory dwelling units on time and on budge... read more
HBC Construction, based in Fremont, CA, specializes in ADU building, garage conversions, new homes & additions across the Bay Area. Licensed, code-compliant, full-service from planning to completion.
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Wellmade is a California prefab ADU builder specializing in panelized accessory dwelling units. Founded in 2020, they've completed 200+ projects, reducing construction waste by 85%. Serving CA, OR, and WA with all-inclusive pricing.
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King David Construction is a Palo Alto ADU contractor offering full-service design, permitting & construction across the Bay Area. Specializing in detached ADUs, garage conversions & in-law suites.
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AKD Homes is a Bay Area ADU contractor with 20+ years of experience. They offer full-service ADU design and build, including detached ADUs, custom designs, and conversions from Berkeley to San Jose.
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Clarity Construction is a Bay Area contractor specializing in ADUs, home additions, and remodeling in Sunnyvale, Palo Alto, and South San Francisco. Services include backyard ADU builds, in-law suites, permits, and kitchen remodels.
read moreMartinez, the county seat of Contra Costa County, is a historic waterfront city with a rich architectural heritage and a growing demand for additional housing. As housing costs continue to rise throughout the Bay Area, ADU contractors in Martinez, California are playing a vital role in helping homeowners maximize their property value and create additional living space. With its mix of Victorian-era homes, craftsman bungalows, and mid-century properties, Martinez presents unique opportunities and challenges for ADU construction professionals.
Before breaking ground on an accessory dwelling unit in Martinez, homeowners and contractors must navigate the city's specific zoning and building codes. Martinez follows California state ADU law while also enforcing its own local guidelines. Key regulatory considerations include:
Experienced ADU builders in Martinez, CA are skilled in constructing a variety of unit types to suit different property layouts and homeowner needs. The most common ADU types in the area include:
Working with a licensed ADU contractor familiar with Martinez ensures your project moves smoothly through the city's Building and Planning Department. Local contractors understand the nuances of building on hillside lots, working near the Carquinez Strait waterfront, and dealing with the region's seismic requirements. They also have established relationships with local inspectors and subcontractors, which can significantly reduce project timelines and costs.
Whether you're looking to generate rental income, house a family member, or increase your property's resale value, investing in an ADU in Martinez, California is a smart long-term decision. Contact a qualified local ADU contractor today to start planning your project.