Prefab / Modular ADU

ELoghomes offers EasyCabin™ ADU log cabin kits priced $35,000–$55,000, featuring solid Eastern White Pine walls, Andersen 400 Series windows, and 80 lb. snow load specs for year-round durability. Ideal granny flats or rental units.

Dan Boyle Construction offers expert ADU construction in Santa Rosa & Sonoma County. With 30+ years experience, they handle site evaluation, permits, design & full builds for detached ADUs, granny flats & backyard cottages.

WheelPad, a Vermont company, manufactures accessible modular dwelling units (PADs) for people with mobility challenges. Models include SuitePAD, StudioPAD, SuitePAD XL, and MultiPAD, all ADA-compliant with accessibility features like ceiling hoists and roll-in showers.

ADU Custom Home Source, based in Riverside, CA, specializes in custom manufactured homes and ADUs. Serving Southern California, they handle design, permitting, financing, and installation, offering granny flats, casitas, and detached ADUs.

ExpandADU is a California-based prefab ADU builder offering full-service accessory dwelling unit construction, including consultation, design, planning, and build. Serving the Bay Area and beyond, they specialize in detached ADUs, granny flats, and JADUs.

Movable Roots, Melbourne FL, builds modular homes & ADUs engineered for Florida's climate. Models range from 312–1,335 sq ft, starting at $100K. Permanent foundation homes eligible for traditional financing. Custom designs available.

Park Atlanta Construction builds custom homes, ADUs, remodels & more across Atlanta. With 30+ years experience, they handle design, permitting & construction. Standard ADU plans from 352–750 sq ft available. Serving south metro Atlanta to Blue Ridge Mountains.

USModular Inc. is a Temecula, CA ADU builder specializing in modular, prefabricated construction. Units are up to 90% factory-built, completed in ~120 days, and comply with IRC and local codes. Services include feasibility studies, design, engineering, permitting, and installation.

EHD Builders offers ADU construction services in Los Angeles, CA, including garage conversions, detached units & additions. Costs range from $150K–$350K+. Services cover permits, framing, plumbing, electrical & more.

ADU Custom Homes is a licensed California ADU contractor with 35+ years of experience serving LA, Orange & Riverside counties. They specialize in detached ADUs, garage conversions & additions, managing projects from permits to Certificate of Occupancy.

Rainbow Valley Design And Construction in Eugene, OR specializes in ADUs, backyard cottages, and studios. They offer pre-designed and custom plans, plus remodels, new builds, and renovations for residential clients.

Expert ADU builders serving Massachusetts homeowners. Services include detached ADUs, garage conversions, basement units & in-law suites. Fully permitted, code-compliant builds. Costs from $80K. Serving Boston, Cambridge, Worcester & statewide.

Eco-friendly ADU builder specializing in accessory dwelling units, granny flats, and JADUs. Uses recycled materials and steel-skinned insulated panels. Flexible designs, fast build times. Service-disabled veteran-owned with veteran housing and employment programs.

Everlife Home offers ADU packages with 1-2 bedroom floor plans, full kitchens, and standard finishes. As a full-service ADU contractor, they manage the entire build, with optional upgrades, decks, and storage add-ons available.

Leland's Cabins offers site-built and modular prefab ADUs for rental income, family housing, or added property value. Options include accessible designs, custom finishes, and code-compliant stationary tiny homes suited to various local regulations.