Detached ADU in Oregon
Aforma Design Studio
3617 NE 16th Ave, Portland, OR 97212
Aforma Design Studio offers white-label architectural design, rendering, and preconstruction services for builders, developers, and homeowners across the US, including ADUs, renovations, and new construction, delivered under your brand.
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Top Form Contracting
Corvallis, OR 97330
Top Form Contracting offers expert ADU construction in Corvallis, Oregon. Services include design, new builds, and garage conversions. Licensed, permit-savvy, and competitively priced for quality accessory dwelling units.
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Pacific ADU
207 Southwest Columbia Street, Bend, OR 97702
Pacific ADU is a trusted ADU contractor in Bend, Oregon, building high-quality accessory dwelling units. They manage permits, design, and construction, delivering durable, code-compliant ADUs that add long-term property value.
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Cronen Building
8110 SE 45th Ave, Portland, OR 97204
Cronen Building Co. specializes in accessory dwelling units (ADUs), including granny flats, garage conversions, and backyard cottages. They guide homeowners through design and construction, delivering quality ADUs for rental income, in-law suites,... read more
Jason Allen Contracting, LLC
4804 Northeast 52nd Avenue, Portland, OR 97218
Jason Allen Contracting, LLC is a Portland-based contractor specializing in ADU construction, home additions, basement remodeling, kitchen and bathroom renovations, garage conversions, and master plan design services for homeowners.
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Triangle Bar Group
3946 N Montana Ave, Portland, OR 97227
Triangle Bar Group understands that embarking on an ADU project can feel overwhelming, especially with so many options, decisions, and different Portland ADU builders to choose from. That’s where they come in.
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Gencon
Clackamas, OR 97027
Gencon is a family-owned ADU contractor serving Clackamas County, OR. They build detached ADUs, garage conversions, in-law suites & JADUs. Full-service from design to move-in-ready finish.
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Cornerstone Builders Inc
7721 Southwest Cirrus Drive, Beaverton, OR 97008
Cornerstone Builders Inc offers full-service ADU construction, including custom design, utility connections, and interior finishes. Specializing in detached ADUs, garage conversions, and JADUs, they use energy-efficient materials for functional, l... read more
Conrad Construction LLC
5325 Northeast 109th Avenue, Portland, OR 97220
Conrad Construction is Portland's trusted ADU builder with 20+ years of experience. Specializing in backyard cottages, garage conversions, granny flats & detached ADUs, they handle permits, design & construction to boost property value.read more
EcoCraft LLC
4408 NE 38th Ave, Portland, OR 97211
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.
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Brothers Lane Builders
Salem, OR
Brothers Lane Builders, LLC specializes in ADU (Accessory Dwelling Unit) construction for homeowners in Salem, Oregon. Whether you want a backyard cottage, in-law suite, or rental unit, our experienced team guides you through every step—from pla... read more
Catalyst Construction
825 Northeast 20th Avenue, Portland, OR 97232
At Catalyst, our Portland ADU Builders are experts in building homes, small homes, Casitas and Accessory Dwelling Units. Trust Catalyst Construction and Remodel to bring experience and high performance to build out your new attached or unattached ... read more
Pioneer ADU
6138 Inwood Lane South, Salem, OR 97306
Pioneer ADU is a Salem, Oregon-based family-owned ADU contractor with 25+ years of experience and 110+ completed projects. They build detached, attached, and conversion ADUs, managing design, permitting, and construction with transparent pricing.<... read more
Tweto Architecture
Portland, OR 97212
Tweto Architecture specializes in ADU design, including detached ADUs, garage conversions & basement units. Serving Portland, Vancouver & Bend, they help homeowners add rental units, in-law suites & backyard cottages while navigating l... read more
Paulson Construction Inc.
Bend, OR 97701
Paulson Construction Inc., based in Bend, Oregon, offers full-service construction including custom homes, remodels, and ADUs. Services cover design, permitting, and build phases for detached ADUs, garage conversions, and in-law suites.
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Other cities in Oregon
What you need to know
Searching for top Detached ADU ADU Contractors in 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 Oregon 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.
Oregon 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 Oregon, and get started today.