ADU Contractors

USModular Inc. is a Temecula, CA ADU builder specializing in modular, prefabricated construction. Units are up to 90% factory-built, completed in ~120 days, and comply with IRC and local codes. Services include feasibility studies, design, enginee... read more

Austin Remodelers & Build is an Austin, Texas contractor specializing in ADU construction, home additions, kitchen & bathroom remodels, and full-house renovations. They manage zoning, permits, and design through completion.

Maximize your property’s potential with our Accessory Dwelling Unit (ADU)/ Home Addition Services. ADUs are versatile spaces that can serve a variety of purposes such as guest houses, in-law suites, or rental units for additional income. Our tea... read more

Wright Buildings is an ADU builder specializing in accessory dwelling units, including detached ADUs, garage conversions, in-law suites, and granny flats. They help homeowners add value, rental income, or flexible living space.

Pro Contracting Services offers home additions & room conversions in Buffalo, Amherst, Clarence, Hamburg & beyond. Services include ADUs, in-law suites, sunrooms, second-story additions & room conversions tailored to each property.

Home Sweet Home Remodeling converts basements into ADUs & in-law suites across St. Louis & St. Charles. Services include design, permitting, and construction of self-contained living spaces for multi-generational living or rental income.read more

Premium ADU is a Los Angeles ADU specialist offering design, permitting, and construction of detached ADUs, garage conversions, and JADUs. Operating since 2021 with an in-house team, projects typically complete in 6–12 months.

Sennes Design Build is a custom remodeling & home building company serving Sarasota & Bradenton, FL. Services include kitchen remodels, bathroom renovations, garage conversions & new home construction across Lakewood Ranch, Longboat Ke... read more

RD Fast Construction offers ADU garage conversions in Los Angeles, helping homeowners add property value, rental income, guest space, or housing for adult children using existing infrastructure for cost-effective results.

Guiding Builders specializes in ADU construction, offering design, permitting, and building services. Projects include detached ADUs, garage conversions, in-law suites, granny flats, and casitas—custom-built to add value and living space.

ADU Innovators is an Arizona ADU contractor serving the Phoenix area, offering turnkey design and construction of accessory dwelling units, casitas, and garage conversions. Pre-designed models range from 400–800 sq ft.

Massachusetts ADUs are now legal by right statewide after 2024 legislation. MBA Builders offers full-service ADU construction across Greater Boston, with structured preconstruction planning and builds starting around $450/sq ft.

Todd Jersey Architecture (TJA) is a Berkeley-based sustainable design firm serving the SF Bay Area. Specializing in ADUs, remodels, new homes & historic preservation, TJA combines 30+ years of experience with a performance-driven, eco-consciou... read more

LYD Construction is a Seattle-area ADU builder & remodeling contractor with 25 years of experience. Services include kitchen, bathroom, basement renovations, deck building & ADU construction. Financing up to $200,000 available. Based in Be... read more

GW Construction is a San Diego general contractor specializing in ADU construction, home renovations, custom homes, and commercial projects. Services include garage conversions, backyard cottages, home additions, and multi-unit builds.