Basement Conversion

Second Suite by Christopher Strom Architects specializes in ADU design and Tiny Homes across the Twin Cities. Services include backyard cottages, basement conversions, and in-law suites, with full support from feasibility to permitting.

Alon Design & Remodeling is a leading ADU contractor offering detached, attached, garage conversion, basement, and JADU options. ADUs boost property value, generate rental income, and provide independent living spaces with full amenities.

House to Home is a trusted ADU builder in San Diego with 25+ years of experience. They specialize in granny flats, guest houses, garage conversions, and Junior ADUs, serving San Diego, Carlsbad, La Jolla & more.

Boston Construct is a full-service ADU contractor in Boston, MA, building basement conversions, garage conversions, detached backyard cottages, and in-law suites. They handle design, permitting, and construction for 1-3 family homeowners across Gr... read more

DCCS Construction helps Boston homeowners navigate the ADU program, converting basements, attics, and existing spaces into independent rental units. Serving 1-3 family homes, they handle both architectural design and construction for full ADU proj... read more

FBC Remodel Naperville uses a Design-Build model for home additions, uniting architects and builders under one roof. Benefits include accurate budgeting, guaranteed pricing, permit handling, 3D renderings, and seamless integration with your existi... read more

Coastal ADU Construction is a Bay Area design/build contractor specializing in accessory dwelling units. They handle detached ADUs, garage conversions, in-law suites, and granny flats, managing both design and construction while navigating local z... read more

The DADU Guy is a Tacoma-based detached ADU builder serving Pierce County, WA. Specializing in DADUs, garage conversions, and basement conversions, they offer 5 floor plans, guaranteed pricing, and full project management to maximize property valu... read more

Home Care Contractors builds ADUs in King County, including DADUs, garage conversions, and basement units. They handle permits, design, and construction. Costs range from $300K–$700K, with timelines of 7–13 months total.

MD Construction offers ADU solutions in Salt Lake City, Utah County, Davis County & Tooele County. Services include in-law suites, rental units, kitchen, bathroom & basement remodels. Licensed, insured, with free consultations & flexib... read more

ExpandADU is a California-based prefab ADU builder offering full-service accessory dwelling unit construction, including consultation, design, planning, and build. Serving the Bay Area and beyond, they specialize in detached ADUs, granny flats, an... read more

Ruhan General Contracting LLC builds home additions and ADUs in North Attleboro, MA. Services include room additions, in-law suites, second-story additions, and detached ADUs, covering permits, design, and finish carpentry throughout Massachusetts... read more

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.

Ponce Design Build is an Atlanta-based firm specializing in Accessory Dwelling Units (ADUs), including detached cottages, garage conversions, basement apartments, and in-law suites. They offer full design-build services with upfront cost transpare... read more

Salt City Cabinetry & Remodeling builds ADUs and home additions in Salt Lake City. Services include garage conversions, detached ADUs, and room additions. Projects start at $90,000, take 4–7 months, and include permits and zoning support.read more