Detached ADU in Hawaii

Small Cottages Hawaii, a division of Canaan Builders LLC founded in 1978, specializes in permitted ADU construction across Oahu. Offering custom and pre-designed backyard cottages compliant with Honolulu's 2015 ADU Ordinance, they provide quality housing solutions adding property value.

Honua Builders is a Kihei, Maui-based construction firm offering luxury custom homes, remodels, additions, and ADU construction across Hawai'i. Led by two licensed B General Contractors, they deliver hands-on, high-quality residential and commercial builds.

Thinking about adding more living space to your property, but not sure whether to go with an ADU or an Ohana unit? Wondering which one gives you more freedom, more value, or fits your family setup better? In this post, you’ll learn what separates an ADU from an Ohana unit, how each one works, and what legal or design details you need to watch out for.

Coulson Hawaii offers full-service ADU construction on Oahu, managing design, permits & build. Specializing in second-story additions, in-law suites & wheelchair-accessible granny flats to help Hawaii families maximize their property.

We are H-1 Construction, one of the few local, family-owned, and operated home builders in Honolulu, Hawaii. We take pride in our work and the relationships we have fostered over the years.

Fabmac Homes builds custom manufactured homes on Maui with 20+ years experience. Factory-built at Clayton Homes, shipped to Maui in 6–8 months. Features include hurricane-rated construction, energy efficiency, and permanent foundations. Ideal for ADUs, granny flats, or in-law suites.

Elevate Builders Hawaii offers home building, renovation, and ADU construction services, including detached ADUs, garage conversions, and in-law suites. Every home includes a 1-Year Limited Warranty for added peace of mind.