ADU Contractors

ADUplus Consulting Inc., trusted since 1979, offers full-service ADU design, permitting, and construction in California. From detached ADUs to garage conversions, they help homeowners boost property value and generate rental income.

Level and Plumb Construction is Eugene's premier renovation team, transforming spaces into personalized oases with tailored designs, quality craftsmanship, and a thoughtful, client-focused approach.

Urbatect Development LLC is a California & Washington ADU contractor offering custom homes, garage conversions, JADUs & detached ADUs. 15+ years experience, 3,500+ projects, fixed pricing & 30% faster permits.

Specialist ADU builder constructing durable, eco-friendly homes from repurposed shipping containers. Hurricane, earthquake & tornado resistant, IBC-compliant. Models range from 208–1760 sq ft. Custom designs available for backyard cottages & granny flats.

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.

Wise Builders is a Bay Area ADU contractor with 20+ years of experience in accessory dwelling units, garage conversions, and attached or detached ADU construction across San Jose, Sunnyvale, and Silicon Valley. Free estimates available.

Back Creek Builders constructs ADUs and in-law suites in Maryland, handling design, permitting, and build. Project types include garage conversions, detached cottages, and basement suites. Founded by Eric Young and Jason Gelblum, they manage zoning compliance and full construction.

Productive Home Renovation Inc offers full-service room additions, including porches, upper stories & interior expansions. They handle permits, planning & construction, ensuring code compliance & durable results tailored to each homeowner's needs.

New Image Construction Management is a Washington State general contractor and building company based in Seattle, WA. With a primary focus of new home construction and renovation of residential and commercial properties.

Home Remodeling Center in San Marcos offers custom ADU construction, kitchen, bathroom, and whole house remodels. From design to completion, they prioritize clear communication, budget transparency, and free consultations for granny flats, in-law suites, and more.

Design Path Studio is a Southern California residential architecture firm specializing in modern, sustainable design. They focus on indoor-outdoor integration, clean lines, and natural light, with expertise in ADUs, garage conversions, and granny flats.

HDR Remodeling is a Bay Area Design Build firm since 1987, specializing in kitchen remodels, bathroom renovations, and home improvements across Oakland, Berkeley, Alameda, and the East Bay, backed by an experienced team of architects and designers.

Cocoon Remodeling builds ADUs in West Chester & Philadelphia suburbs. From basement apartments to detached cottages & garage conversions, they handle design, permits & construction. Projects typically complete in 6–8 months.

Fissile Home Solutions is a licensed general contractor in Redlands, CA, offering ADU construction, garage conversions, home additions, and remodels across the Inland Empire with local permitting expertise and personal project oversight.

Utopian Villas is a tiny house manufacturer with locations in Spicewood, TX and Wisconsin. They offer high-end tiny home models for compact living, guest suites, and more, serving Texas and beyond.