ADU Design and Build LLC

2325 Northeast 19th Avenue, Portland, OR 97212 22.1 miles

Licensed 8 years in business Eco-Friendly

Portland ADU Design & Build is a licensed ADU contractor serving Portland & the Willamette Valley. Specializing in detached ADUs, garage conversions & basement ADUs, they manage design, permitting & construction for lasting propert... read more

JAM Concept Remodeling

918 Northeast Killingsworth Street, Portland, OR 97211 23.3 miles

25 years in business

JAM Concept Remodeling is a Portland ADU contractor with 25+ years of experience in basement conversions, garage conversions, home additions, and residential remodeling, helping homeowners add functional living space and long-term property value.<... read more

COOPER Design Build

4560 Southwest 96th Avenue, Beaverton, OR 97005 15.3 miles

Licensed 30 years in business Luxury Builds

COOPER Design Build offers custom ADU construction in Portland, OR. With 30+ years of experience, they handle design, permitting, zoning, and full construction management for detached accessory dwelling units up to 800 sq ft.

EcoCraft LLC

4408 NE 38th Ave, Portland, OR 97211 23.6 miles

Eco-Friendly Free Consultation Free Site Assessment

EcoCraft LLC designs & builds custom ADUs in Portland, OR, including detached ADUs, garage conversions & in-law suites. Serving Beaverton, Tigard & Vancouver, WA. Projects range from $150K–$350K. Full permitting support included.

Nikao Construction

2526 Goff Place, Hillsboro, OR 97116 17.1 miles

Arciform

2303 North Randolph Avenue, Portland, CO 97227 21.1 miles

Arciform is a Portland-based ADU design/build firm specializing in accessory dwelling units, including garage conversions, detached ADUs & in-law suites. They handle permits, historic properties & full construction.

Environs

3240 SW Sherwood Pl, Portland, OR 97201 18.4 miles

Licensed Eco-Friendly

Environs is a woman-owned design-build firm in Portland, Oregon, specializing in ADUs, home additions, remodels, and new construction. Licensed Oregon contractor (CCB 188377) with availability for projects breaking ground summer 2026.

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What you need to know

Searching for top Detached ADU ADU Contractors in Newberg, Oregon? 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 Newberg 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.

Newberg 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 Newberg, Oregon, and get started today.

Detached ADU near Newberg, OR