ADU Contractors

Liamar is a New Jersey contractor building custom garages, ADUs, and accessory structures in Monmouth, Mercer, Ocean, and Burlington counties. Services include permits, foundations, electrical, plumbing, and HVAC — fully code-compliant.

Allen Seale, licensed Austin architect since 1979, specializes in ADUs, residential remodels & additions. With 45+ years of experience, the firm offers personalized design, zoning guidance & free consultations.

Zacarias Remodeling Construction Inc. builds custom ADUs in the Bay Area, including garage conversions, detached ADUs, and in-law suites. They handle permits, design, and construction, helping property owners add rental income or multigenerational... read more

Building a granny flat (ADU) in San Diego can boost property value and ease housing needs. Detached ADUs up to 1,200 sq ft start at $250/sq ft. Fee waivers may save homeowners $14,000+. Rules apply regarding zoning, lot use, and size limits.

Solid Built Construction, Inc. is a licensed Honolulu contractor serving Oahu since 2007. Based in Hawaii Kai, they offer custom homes, ADU construction, remodels, additions, and renovations across Kahala, Kailua, and Honolulu.

Are you looking to maximize the potential of your property in Rio Rancho, NM? An Accessory Dwelling Unit (ADU) made by Casitas by Las Ventanas could be the perfect solution. An ADU is a small, fully functional living space located on the same lot ... read more

Florida Legacy Construction builds 6 ADU types in Central Florida: detached cottages, garage conversions, carriage houses, home additions, basement & interior conversions. Costs range $60K–$250/sqft. Projects take 6–12 months.

EcoStar Remodeling & Construction offers ADU construction and foundation services in Los Angeles. Services include interior ADUs, JADUs, garage conversions, and foundation types like slab, pier & beam, and seismic retrofits.

Das Chapin Design specializes in ADU design, garage & basement conversions, and general contracting. Offering permit support, construction consultation, and full build services via ADU Design & Build, LLC, they create efficient, livable sp... read more

ADUs (accessory dwelling units) are secondary homes on existing lots. Brothers General Construction builds detached, attached, garage conversion & junior ADUs across Illinois. Chicago ADU costs range $115K–$150K, with strong rental income po... read more

Bergstrom Construction Inc. builds custom ADUs in Apple Valley, Victorville & Hesperia. Serving San Bernardino County, they offer in-law suites, backyard cottages, home offices & garage additions tailored to High Desert homeowners.

Dagan Design & Construction (DDC), founded in 2012 in Encinitas, CA, offers custom home design, luxury renovations, interior design, and general contracting across Southern California and nationwide.

Create additional living space with custom ADU construction and comprehensive remodeling solutions, combining practical craftsmanship, thoughtful planning, and quality results tailored to your property.