ADU Contractors

ASL Remodeling is a California licensed ADU contractor (CSLB #1060310) with 20+ years experience and 300+ completed projects. Services include detached ADUs, garage conversions, granny flats, JADUs, and in-law suites with full design-build support... read more

Bastion Structures offers modular concrete masonry homes, ADUs, and tiny houses that are fire-, mold-, and termite-resistant. Models range from 305 SF studios to 3,955 SF homes, ideal for California properties seeking durable, weatherproof living ... read more

Bartona Builders specializes in ADU construction in Los Angeles, offering detached ADUs, garage conversions, and in-law suites. They manage the full build process, ensuring code-compliant construction that adds value to residential properties.

Green Bee Construction Inc builds high-end ADUs, custom homes, additions, and renovations for Nevada County homeowners who want quality they can trust. Based in Grass Valley, we bring twenty years of local permitting expertise — including septic... read more

NOCO Design Build is a Colorado contractor offering full-service residential remodeling and construction, including kitchen and bathroom remodels, new construction, ADUs, basement finishing, garage conversions, and custom projects.

Jack Barnes Architect, PC is a licensed architectural firm in Portland, OR, specializing in residential design including ADUs, garage conversions, JADUs, and backyard cottages. Located on SE Belmont Street, they help clients navigate permitting an... read more

Tiny Homes of Iowa is Urbandale's premier ADU builder serving all of Iowa. Specializing in detached ADUs, garage conversions & in-law suites, they manage everything from feasibility to move-in, ideal for multigenerational living or rental inco... read more

FBC Remodel Denver uses a Design-Build model for home additions, integrating architects and contractors under one roof for efficient, accurate budgeting and clear communication. They handle permits, offer guaranteed pricing, 3D renderings, and man... read more

Lamont Bros. Design & Construction is a Portland, Oregon ADU contractor offering full design-build services. They help homeowners plan and build accessory dwelling units, including detached ADUs, garage conversions, and JADUs for rental income... 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

DNM Architecture is a California-based firm specializing in ADU design and permitting. Their ADUxDNM program covers site analysis, design, permitting, and construction management, offering detached ADUs, garage conversions, and more.

Rio Grande Building & Storage LLC offers full-service ADU construction in Albuquerque, Rio Rancho & Los Lunas. Licensed, bonded & insured, they handle permits, zoning, garage conversions & backyard cottages. Free estimates & fl... read more

Back House Design & Build is an Austin, TX ADU contractor specializing in backyard living spaces, casitas, in-law suites, and home offices. With 25+ years of experience, they offer custom ADU builds, remodels, and new home construction.