With over 17 years of construction experience in the Portland metro area, Boss PDF helps clients turn underused space—like garages, basements, and backyards—into fully livable dwellings that add long-term value.
read more
Roost Homes LLC is a Portland-based contractor specializing in ADU design and build, home additions, and remodels. They offer energy-efficient detached ADUs, garage conversions, and full renovations tailored to client needs across the Portland met... read more
Shelter Solutions is Portland's trusted ADU contractor since 1997, with 250+ completed projects. Specializing in detached ADUs, backyard cottages & in-law suites, they offer full design-build services, permit handling & expert guidance thr... read more
The Powell Group is a Portland-area custom home and ADU builder led by Mitch Powell, with 20+ years of experience. They've completed 500+ homes and 30+ ADU projects, offering expert construction from planning to completion.
read more
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.
read more
Tiny Heirloom is a family-owned tiny home builder offering custom, prefab, and pre-owned homes. They serve residential and commercial clients, including ADUs, resorts, and workforce housing, prioritizing quality craftsmanship and intentional livin... read more
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
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.
read more
TaylorSmith Sustainable Construction is a Portland, Oregon contractor specializing in sustainable new homes, renovations, energy retrofits, and ADU construction. All new builds target DOE Net Zero Energy Ready certification.
read more
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
JCS Construction LLC builds custom ADUs in Oregon, including detached backyard cottages, granny flats, garage conversions, basement conversions, and pole building ADUs. They handle both standard and non-traditional structures with quality craftsma... read more
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
Build Forward is an ADU contractor helping homeowners add accessory dwelling units to boost property value, generate rental income, and create flexible living spaces like granny flats, in-law suites, or detached ADUs.
read more
Triangle Bar Group is a Portland, Oregon design-build contractor specializing in custom homes, additions, remodels, and ADUs. They manage design, permitting, and construction under one roof, serving Portland and Vancouver, WA homeowners.
read moreSilverton, Oregon, affectionately known as the "Oregon Garden City" due to its proximity to The Oregon Garden botanical showcase, offers a unique backdrop for homeowners considering accessory dwelling unit construction. This Marion County community of roughly 10,000 residents combines small-town charm with its famous mural project and historic downtown, creating a desirable area where ADU contractors must balance modern construction needs with the city's commitment to preserving its distinctive character. Local ADU contractors familiar with Silverton's architectural heritage and community aesthetic are essential partners for homeowners looking to add functional living space while respecting the town's visual identity.
Oregon's statewide ADU legislation, including House Bill 2001, requires cities like Silverton to permit accessory dwelling units on lots zoned for single-family residences, making this an opportune time for property owners to explore ADU construction. However, Silverton maintains its own municipal code requirements that qualified ADU contractors must navigate, including specific setback requirements, height restrictions, and parking considerations unique to the city's zoning districts. Working with experienced local contractors ensures compliance with Silverton's development code, which may include size limitations typically capped at 800 to 1,000 square feet or a percentage of the primary residence's square footage, whichever is smaller.
Silverton ADU contractors bring invaluable knowledge of the permitting process through the City of Silverton's Community Development Department, streamlining what can otherwise be a complex bureaucratic journey. These professionals understand critical local factors including:
Given Silverton's appeal to retirees, young families, and those drawn to its agricultural surroundings and proximity to the Willamette Valley wine region, ADUs serve multiple purposes throughout the community. Many homeowners partner with local contractors to build detached units for aging parents, rental income properties that help address the area's housing needs, or separate studios for remote workers. The city's relatively affordable land values compared to nearby Salem and Portland make ADU construction an attractive investment opportunity for Silverton property owners.
When evaluating ADU contractors in Silverton, homeowners should prioritize builders with demonstrated experience in local permit acquisition, familiarity with Oregon's Residential Specialty Code, and a proven track record within Marion County. Licensed contractors registered with the Oregon Construction Contractors Board provide an additional layer of protection and professionalism. Given Silverton's mix of older homes with historic character and newer developments, contractors who can adapt designs to complement existing architecture while meeting current energy efficiency standards offer significant value. Taking time to review portfolios, verify licensing, and check references ensures a successful ADU project that enhances property value while respecting Silverton's unique community character.