Attached ADU

Snow Construction is an LA-based ADU and granny flat builder offering planning, design, and construction services. They help homeowners add secondary units, navigate permits, and understand parking rules under California's 2017 ADU legislation.read more

At CASK, every ADU is fully custom — designed from the ground up to match your vision, your property, and how you intend to use the space. We work with in-network architects to develop a custom floor plan built around your goals, your lot, and S... read more

Microhouse is a Seattle-based ADU builder specializing in custom detached ADUs (DADUs). They guide homeowners through zoning, design, and construction. Seattle permitted 551 DADUs in 2022, with a 40% increase in 2023. Microhouse offers site assess... read more

Y.O.R. Construction & Investments is a licensed Southern California general contractor (Lic. #978430) offering residential & commercial services including remodeling, room additions, pool construction, and ADU/garage conversions.

ADU Home Addition is a leading Bay Area ADU contractor with 12+ years of experience. They specialize in custom ADU construction, in-law suites, garage conversions, home additions, and rental-optimized ADUs, handling design, permits, and full const... read more

Are you looking for the best ADU Contractor in Los Angeles? Having 20+ years of experience, Lux Dev LA offers the most affordable ADU Construction & design services. Let us design and build your new ADU project today. Contact us for a FREE quo... read more

Suncoast Dwellings LLC is St. Petersburg's trusted ADU contractor, specializing in detached ADUs, garage conversions & custom builds. Licensed, insured & offering free estimates with full permitting support.

Big Hammer Construction LLC builds ADUs, backyard guest houses, in-law suites, and granny flats in Gainesville & Ocala, FL. Services include design, permits, and full construction for rental or family use.

Coastal Construction Inc. offers ADU contractor services in Central Florida, including detached ADUs, garage conversions, granny flats & in-law suites. Serving Daytona Beach, Gainesville & New Smyrna Beach.

LV Home Service offers home additions, ADU construction, casitas, garage conversions, and drywall repair in Las Vegas and Henderson. With 10+ years experience, they deliver quality workmanship and clear communication on every project.

3R Services builds ADUs in Arvada, CO, including backyard cottages, garage conversions & in-law suites. Projects cost $80K–$250K, take 3–6 months, and include permitting, transparent pricing & a 1-year warranty.

Lusso Design & Build is a licensed San Diego ADU contractor specializing in ADUs and JADUs. They handle design, permits, and construction, ensuring compliance with California regulations while helping homeowners add rental income or flexible l... read more

Ten Seventy Architecture offers ADU design services in San Diego, led by Sean Canning. Specializing in detached ADUs, garage conversions & JADUs, they handle design to permitting. Costs start at $250–$300/sqft, with a $20K minimum design fee... read more

Studio Home by Studio Shed offers custom & prefab ADUs across Texas, including San Antonio, Austin, Dallas & Houston. Units range from studios to full living spaces. Permit costs vary: Dallas $3K–$8K, Houston $2.5K–$7.5K.