Tiny House in California
Ataman Studio
13151 Fountain Park Drive, Los Angeles, CA 90094
Ataman Studio is a trusted ADU contractor in Los Angeles, serving all of California. Full-service design, permitting, and construction for detached ADUs, garage conversions, and in-law units, with compliance to local zoning and state regulations.
read more
LNL Construction
8698 Elk Grove Blvd, Elk Grove, CA 95624
LNL Construction is a Sacramento ADU contractor offering full-service builds, from design to completion. Founded by Landon Linville with 30+ years experience, they handle permits, zoning, and all ADU types. Costs range from $150K to $300K+.
read more
G.J. Gardner Homes Sacramento
700 Alhambra Boulevard, Sacramento, CA 95816
An ADU (accessory dwelling unit) is a self-contained living space on the same property as a primary home. G.J. Gardner Homes Sacramento offers expert ADU construction in California, guiding clients through a 7-step process from consultation to handover.
read more
Coastal Builders
610 E Santa Clara Ave, Santa Ana, CA 92706
Coastal Builders is a Long Beach, CA ADU contractor specializing in detached, attached, garage conversion, basement, and attic ADUs. They offer design consultation, ADA-compliant builds, and custom units like granny flats and in-law suites.
read more
Tucan Builder
50 Woodside Plaza, Suite 814, Redwood City, CA 94601
Tucan Builder is a family-owned general contractor in Redwood City, CA, serving San Mateo County. Specializing in ADU construction, room additions, kitchen remodeling, and home renovations, they bring 30+ years of combined experience.
read more
California Tiny House
3630 North Hazel Avenue, Fresno, CA 93722
California Tiny House, based in Fresno, CA, builds custom tiny homes, ADUs, granny flats & commercial structures. Offering in-stock models, DIY programs & financing via 21st Mortgage for residential & commercial clients.
read more
American Built Tiny Homes
541 North Quince Street, Escondido, CA 92025
American Built Tiny Homes builds high-quality custom tiny homes with trailers included. Fully customizable with weekly updates, premium materials, 1-year workmanship & 2-year structural warranties, NFPA/ANSI certified, and a clear milestone-based payment plan.
read more
Ruland Design Group
3245 University Avenue, San Diego, CA 92104
Ruland Design Group offers expert ADU design services in San Diego, including garage conversions, detached ADUs, JADUs & more. With 600+ completed designs, they guide clients from concept to permit-ready plans.
read more
Tiny House Basics
5433 Clayton Road, Clayton, CA 94517
Tiny House Basics designs custom tiny house trailers with insulated floors, no thermal bridging, and build-ready delivery. Models range from 10–50ft, up to 12ft wide, in bumper pull or gooseneck styles. Lifetime consulting included.
read more
Shed Shop
3201 Diablo Avenue, Hayward, CA 94545
Shed Shop offers ADUs (Accessory Dwelling Units) via their Mini Cottage program. Sizes range from 192 to 480 sq. ft. Services include foundation, plumbing, electrical, permits & more. Available in select cities.
read more
Tohill Construction
250 East Easy Street, Simi Valley, CA 93065
An ADU (accessory dwelling unit) is a secondary home on a single-family property. Tohill Construction builds granny flats, garage conversions & detached ADUs, offering predesigned plans, custom designs, and financing support.
read more
Bastion Structures
3111 Camino Del Rio North, San Diego, CA 92108
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 solutions.
read more
Jackson & Sands Engineering
900 East Main Street, Grass Valley, CA 95945
Jackson & Sands Engineering offers ADU plan design & engineering services across California. Options include custom designs or prepackaged plans. Trusted in permit ready programs for cities like Chico, Truckee & Placer County.
read more
Tiny Home Associates
740 Hilltop Drive, Chula Vista, CA 91911
Veteran-owned US ADU & tiny home builder serving San Diego & LA County. Premium materials, ANSI A119.5-compliant builds, Class A fire ratings, 3D design, site assessment, permitting support & NOAH/RVIA certification included.
read more
BuildShure
401 Corporate Pointe, Culver City, CA 90230
BuildShure specializes in ADUs and tiny homes, offering models like Studio Pod, Casita, and 2-bed Residence built with SIP Panels. They guarantee fixed pricing and pay $500/day for delays, ensuring reliable, energy-efficient backyard cottages.
read more
Other cities in California
What you need to know
Searching for top Tiny House ADU Contractors in California? Our directory highlights trusted local professionals who specialize in designing and building accessory dwelling units (ADUs).
Working with a qualified Tiny House ADU Contractor in California ensures your ADU project meets local building codes, zoning laws, and permit requirements. Whether you're planning a detached ADU, garage conversion, or backyard cottage, experienced Tiny House professionals can guide you through every step.
California homeowners are increasingly investing in ADUs to create additional living space, generate rental income, or support multigenerational living. The Tiny House experts featured here bring local expertise and proven experience to help make your project a success.
Browse our listings to find the best Tiny House ADU Contractors in California, and get started today.