Attached ADU in Oregon
Jordan & Jordan Construction
300 Ash Street, Springfield, OR 97477
Jordan & Jordan Construction builds custom home additions in Eugene & Springfield, OR since 1991. Services include bedrooms, garages, sunrooms, second stories & ADUs. Licensed, bonded & insured (CCB#176193).
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DeMarco Builders
3341 North Willamette Boulevard, Portland, OR 97217
DeMarco Builders is a licensed general contractor since 1996, offering residential and commercial construction, custom homes, ADUs, remodels, and additions. Using critical path management, they deliver projects faster while maintaining quality.read more
PGC Building + Design
62980 Boyd Acres Road, Bend, OR 97701
PGC Building + Design builds ADUs across Central Oregon, including Bend & Redmond. They handle detached, attached, garage conversions & more. Licensed, 20 years experience, free consultation available.
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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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RP Construction Custom Homes
6138 Inwood Ln S, Salem, OR 97306
RP Construction is a family-owned custom home builder in Salem, Oregon, with 20+ years of experience and 110+ satisfied clients. They offer transparent pricing, clear communication, and quality craftsmanship from design to move-in.
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Emmert International
11811 Southeast Highway 212, Clackamas, OR 97015
With over 50 years in residential & commercial construction, house lifting, and house moving - you can rest assured that your project will be handled with insight and care. At Emmert International, we’re here to make your ADU project a succe... read more
PSE Consulting Engineers Inc.
250 Main Street, Klamath Falls, OR 97601
ADUs boost property value, generate rental income, and support multi-generational living. From garage conversions to detached units, they offer flexible use. PSE Consulting Engineers Inc. helps navigate ADU permitting and design requirements.
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Amplified Renovations
720 Southeast 160th Avenue, Portland, OR 98684
ADU builder Amplified Renovations serves Portland, OR and Vancouver, WA, specializing in accessory dwelling units including backyard cottages, garage conversions, and basement ADUs. Costs range from $150K–$350K+, with rental income potential of ... read more
Dweller Inc
Portland, OR 97204
ADUs (Accessory Dwelling Units) are secondary housing units on residential properties. Popular in Oregon and California, they boost property value, generate rental income, and support multigenerational living. Financing options and local zoning ru... read more
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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Kempf Construction LLC
2535 Prairie Road, Eugene, OR 97402
They coordinate with designers and architects, expertly handle all necessary City of Eugene and Lane County permitting requirements, and meticulously maintain a safe and tidy jobsite throughout the entire construction process.
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Home Services Plus (HSP)
12009 Northeast Marx Street, Portland, OR 97220
Accessory Dwelling Units are a great way for Mississippi Avenue homeowners to make the most of their property. Whether you need extra space for family, a home office, or a way to generate rental income, our team at Home Services Plus handles every... read more
Lamont Bros. Design & Construction
18675 Willamette Drive, West Linn, OR 97068
Lamont Bros. Design & Construction is a Portland, Oregon ADU contractor offering full design-build services. They help homeowners plan and build accessory dwelling units, including detached ADUs, garage conversions, and JADUs for rental income... read more
Central Oregon ADU
Bend, OR 97703
WillisBuilt LLC (CCB#203478) is a licensed ADU builder specializing in accessory dwelling units. Led by Austin, they oversee every project from consultation to completion, ensuring quality construction and compliance with local building codes.
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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
Other cities in Oregon
What you need to know
Searching for top Attached 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 Attached 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 Attached 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 Attached ADU experts featured here bring local expertise and proven experience to help make your project a success.
Browse our listings to find the best Attached ADU ADU Contractors in Oregon, and get started today.