ADU Contractors

BuildZig ADU Services is a Bay Area ADU contractor specializing in design, permitting, and construction. They handle garage conversions, detached ADUs, basement/attic conversions, and more, offering transparent pricing throughout.

Irontown Modular builds prefab ADUs in Southern California starting at $155,000. They manage planning, permitting, factory fabrication & installation. Park Model ADUs start at $145,000. Free site review available.

Home Revive Builders is a licensed ADU contractor in the Bay Area, CA, specializing in garage conversions, detached ADUs, in-law suites, and more. Full-service projects include design, permits, plumbing, electrical, and finishing.

A to Z Casita Builders offers custom ADU and casita construction in Phoenix Valley. Serving multi-generational families, college students & disability needs. ADA-compliant designs, 10+ years experience, compliant with Arizona HB 2720.

Seattle Remodeling LLC specializes in ADU construction in Seattle, offering mother-in-law suites, backyard cottages, garage conversions, and granny flats. They help homeowners add value, rental income, and flexible living space.

BACK Construction offers expert ADU construction in Lexington, KY. Specializing in attached and detached units—garage conversions, basement apartments & new builds—they boost property value, generate rental income & create flexible living spaces since 1981.

New Day Construction is a licensed ADU builder in Bellevue, WA, with 21+ years of experience and 250+ projects. They build detached, attached, garage, basement, and custom ADUs, managing permits and design from start to finish.

Eano offers custom on-site ADU design and build services, handling permits, construction, and financing. Their app tracks progress in real time. Licensed pros average 10+ years experience. Flexible 0% interest financing options available.

Greenpod Design builds custom DADUs in Washington using SIP construction and sustainable materials. They handle permits, ADA-compliant design, and energy-efficient builds. WA law allows up to two ADUs per lot, up to 1,000 sq ft.

Peton Construction LLC, founded by Austin Peton in 2015, serves the Portland metro area with residential construction services including ADU builds, home additions, bathroom remodels, renovations, decks, and patio covers.

Birkes Builders is a Colleyville, TX contractor serving DFW since 2020, offering kitchen remodels, bathroom remodels, home additions, ADU construction, garage builds, and custom homes, backed by a 1-year labor warranty.

Armstrong Builders Inc. is a licensed ADU contractor in Greater San Diego specializing in accessory dwelling units, granny flats, and casitas. They offer full design-build services, custom floor plans, early price locks, and in-house teams.

DuPaul Construction builds custom ADUs in Martinsburg, Shepherdstown & Charles Town, WV. Offering detached units, garage conversions & in-law suites, they handle permitting, construction & inspections for rental or family living spaces.

Jackson Carter Design Build offers home addition services including basement remodels, master suites, sunrooms, second-story additions, garage builds, and kitchen expansions using an integrated design-build approach for functional, customized living spaces.