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Attached ADU in Oregon
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Kimball Construction
132 East Broadway, Eugene, OR 97401Kimball Construction offers ADU design & construction in Eugene, OR. Specializing in detached units, garage conversions, interior conversions & attached additions, they handle zoning, permits & builds for homeowners across the Northwes... read more
Top Form Contracting
2103 Pacific Boulevard Southeast, Albany, OR 97321
Licensed
Top Form Contracting offers expert ADU construction in Corvallis, Oregon. Services include design, new builds, garage conversions, and JADUs. Licensed, permit-compliant, and affordable — ideal for adding rental income or flexible living space.read more
Hammer & Hand
1011 Southeast Lincoln Street, Portland, OR 97214
In-House Architect
Hammer & Hand builds Accessory Dwelling Units (ADUs) in Portland & Seattle. From garage conversions to detached cottages, they guide homeowners through zoning, permits, design, and costs for rental income or multigenerational living.
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Harka Architecture
7631 Northeast Glisan Street, Portland, OR 97213
18 years in business
Eco-Friendly
Harka offers ADU design, consulting, and permitting services with 18+ years of experience. Services include feasibility reports from $785, zoning review, schematic design, construction documents, and energy modeling to reduce costs and carbon foot... read more
Suite Additions Portland
11825 Southwest Greenburg Road, Tigard, OR 97223
Licensed
Luxury Builds
Suite Additions Portland specializes in ADU construction, garage conversions, home additions, and accessibility remodeling in the Portland metro area. Led by Tim Jorgens (CCB #201364), they offer full-service design, permitting, and build solution... read more
Relevant Buildings
15901 South Park Place Court, Oregon City, OR 97045If you’ve been looking for a modern, stylish ADU for your backyard, you’ve come to the right place. Relevant Buildings is an ADU builder in the Portland, Oregon area. They build ADUs throughout Oregon and Washington. Their goal is to make your... read more
Montgomery Builders
62988 Layton Avenue, Bend, OR 97701Accessory Dwelling Units (ADUs) in Bend, Oregon are growing in popularity. Montgomery Builders specializes in garage conversions, detached ADUs & in-law suites, helping homeowners navigate Bend's updated ADU regulations efficiently.
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CP Contracting Inc
4091 West 11th Avenue, Eugene, OR 97402
Eco-Friendly
CP Contracting Inc is a Eugene-based ADU contractor offering full-service accessory dwelling unit construction. Services include site evaluation, design, permitting, construction, and interior finishing for detached ADUs, garage conversions, and i... read more
Keyser Construction Inc
452 SW Alderwood Dr, West Linn, OR 97068
Licensed
29 years in business
Eco-Friendly
Keyser Construction Inc is a Portland, OR ADU contractor since 1996. They build detached cottages, garage conversions, basement & attic ADUs. Licensed, bonded & insured, offering free estimates and permit handling across the Portland metro... read more
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Other cities in Oregon
- Albany
- Ashland
- Beaverton
- Bend
- Canby
- Clackamas
- Colton
- Corvallis
- Cottage Grove
- Dufur
- Estacada
- Eugene
- Grants Pass
- Gresham
- Hillsboro
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.