ADU Contractors

Haus+ is a Bay Area ADU builder offering turnkey accessory dwelling units for California homeowners. They handle design, permitting, and construction using a panelized hybrid method, with all-inclusive upfront pricing and in-house financing available.

We are H-1 Construction, one of the few local, family-owned, and operated home builders in Honolulu, Hawaii. We take pride in our work and the relationships we have fostered over the years.

Bend Craftsmen Company is a certified ADU contractor in Bend, Oregon, offering full-service accessory dwelling unit construction, including design, permits, and build management for granny flats, in-law suites, and backyard cottages.

Creative Innovation Developers is a residential construction and remodeling company offering design through build services, including home additions, kitchen remodels, bathroom remodels, flooring, and painting, using 3D renderings for clear project visualization.

Treat Builds designs and constructs custom ADUs, tiny homes, granny flats, and detached backyard cottages. Services include full design, permitting, and construction—ideal for rental income, in-law suites, or family housing.

At Hobart Contracting, we design and build high-quality Accessory Dwelling Units (ADUs) that fit your lifestyle and property. Whether you’re planning a guest house, in-law suite, rental unit, or private retreat, our team creates spaces that are functional, beautiful, and built to last.

Cascade Master Builders builds ADUs in Wenatchee & East Wenatchee, WA. Services include detached, attached, and garage/basement units. They handle permits, pre-approved plans, and financing guidance via HELOC for North Central Washington homeowners.

Revitalize Construction (CA License #1099913) is a licensed general contractor in Sacramento offering residential & commercial construction, ADU builds, garage conversions, JADUs & renovations across Roseville, Folsom, Sacramento & surrounding Northern California communities.

Lion ADU Builders is an Oakland ADU contractor offering detached ADUs, garage conversions, in-law suites, and custom builds. They manage design, permits, and construction, helping homeowners add space and property value across the Bay Area.

Shermans Builders Inc. is a licensed San Diego ADU contractor with 150+ projects completed. Services include detached ADUs, garage conversions, and JADUs, covering permits, design, and construction with upfront cost estimates.

Spruce ADU Builders is a licensed ADU contractor in Union City offering expert accessory dwelling unit construction. Services include granny flats, in-law suites, and custom ADUs with free consultations, transparent pricing, and a 100% satisfaction guarantee.

Supreme Remodeling Inc. is a licensed Los Angeles general contractor with 30+ years of experience. Services include kitchen & bathroom remodeling, ADU construction, garage conversions, room additions, and new home builds across LA, Ventura & Orange Counties.

GVD Builders & Construction is a licensed Sacramento residential contractor specializing in ADU construction, custom home building, home additions, kitchen & bathroom remodeling, siding, window replacement, and whole house remodeling.

Built To Perfection is an ADU contractor & garage conversion specialist in LA & Orange County. With 20+ years experience, they offer full design-build services, permit handling & free 3D consultations. Projects range from $80K–$250K.

Accessory Dwelling Units (ADUs) offer California property owners passive income, elderly care solutions, and property value growth. Since 2020 legislation, ADU permits are easier to obtain. Construction costs range $350–$450/sq ft, with rental income potential up to $4,000/month.