Prefab / Modular ADU

PCS Structures builds high-performance ADUs, backyard cottages & granny flats using SIPs technology. Their SHEDI line offers 15x more airtight construction, better energy efficiency, moisture control & faster build times than traditional methods.

Boxabl's Casita is a factory-built ADU available as a studio, one- or two-bedroom unit. Fully equipped with kitchen, bath, and HVAC, it's delivered and installed turnkey—ideal as a granny flat, in-law suite, or rental.

An Accessory Dwelling Unit (ADU), also known as a granny flat or in-law suite, is a self-contained living space that boosts property value by 20–30%, generates rental income, supports multigenerational living, and promotes environmental sustainability.

US Modular Inc. is a trusted ADU builder in Riverside County, CA, with 35+ years of experience. They offer prefab ADUs, garage conversions & casitas starting at $150,000, completed in 6–9 months.

Meadow Ridge Cabin ADU Series by Amish Built Cabins LLC starts at $62,000. Certified modular cabins, 240–832 sq. ft., include full kitchen, laminate flooring, Ponderosa Pine interiors & delivery. Ideal ADU, guest suite, or rental solution.

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.

Fecteau Homes builds quality ADUs in Vermont, offering single & double-wide units from 720–880 sq ft. Ideal for in-law suites, rentals & guest houses. Energy-efficient, customizable floorplans with expert support from a trusted Vermont ADU contractor.

New Frameworks builds high-performance ADUs and Casita homes using natural Vermont materials. Six models range from 314–1,200 sq ft, featuring R-38+ insulation, ERV/HRV ventilation, all-electric systems, and optional Passive House certification.

Zook Cabins is a trusted ADU builder offering A-Frame Modern and Sonoma ADU models in 1-2 bedroom layouts. As a certified detached ADU builder, they provide granny flats, in-law suites, and backyard cottages with regulatory guidance included.

Core ADU is an accessory dwelling unit builder offering energy-efficient, accessible, low-maintenance detached ADUs. Featuring a prefabricated core module, flexible 460–750 sq ft plans, net-zero capability, zero-VOC materials, and full Omaha zoning compliance.

TinyMod® is Omaha's leading ADU builder, offering custom, affordable, and sustainable accessory dwelling units. From prefab to site-built options, they provide turnkey solutions for rental units, guest houses, and multigenerational living.

Sunward Steel Buildings offers pre-engineered steel accessory dwelling units (ADUs), including granny flats and in-law suites. As a direct manufacturer, they provide customizable, code-compliant, affordable backyard cottage solutions across North America.

Wind River Built offers a structured ADU process: inquiry, model selection, detailed quoting, purchase agreement, factory build with weekly photo updates, and final on-site assembly—ensuring quality, transparency, and client confidence throughout.

Quality ADU builder crafting durable tiny homes with board and batten siding, composition shingle roofs, open-concept interiors, quartz countertops, luxury vinyl plank flooring, and mini-split HVAC systems for year-round comfort.

An ADU (accessory dwelling unit) is a small secondary living space on the same property as a primary home. Also called granny flats or in-law suites, ADUs offer flexibility, affordability, and multigenerational living solutions.