Detached ADU near Sebastopol, CA

Todd Jersey Architecture (TJA) is a Berkeley-based sustainable design firm serving the SF Bay Area. Specializing in ADUs, remodels, new homes & historic preservation, TJA combines 30+ years of experience with a performance-driven, eco-consciou... read more

Colibri Kitchen & Bath offers full-service ADU construction in Oakland, handling design, permitting, and building. Services include site assessment, architectural plans, 3D renderings, and complete construction from foundation to finishing.read more

West Coast ADU is a California-based ADU builder offering prefab & manufactured accessory dwelling units. They help homeowners add rental income, house family members & boost property value with streamlined permitting & construction.read more

HDR Remodeling is a Bay Area Design Build firm since 1987, specializing in kitchen remodels, bathroom renovations, and home improvements across Oakland, Berkeley, Alameda, and the East Bay, backed by an experienced team of architects and designers... read more

GR Innovative Builders Inc. is a Bay Area ADU contractor specializing in accessory dwelling units, granny flats, and in-law suites. Completed projects in Richmond, Oakland, Lafayette & Pinole. Featured in Sunset Magazine.

Mountain Top Construction is a Bay Area ADU builder serving San Rafael, San Francisco, and Las Vegas. They specialize in detached ADUs, backyard cottages, granny flats, and in-law suites, managing design, permitting, and construction.

Remodeling Heroes is a licensed ADU contractor in the SF Bay Area offering garage conversions, detached ADUs, in-law suites, permits, and full project management for code-compliant, lot-smart accessory dwelling unit construction.

ADUs (accessory dwelling units) are self-contained homes on existing properties. California's 2020 laws simplified ADU permits statewide. Alpha ADU Solutions, a San Francisco-based ADU builder with 100+ team members, specializes in granny flats, g... read more

Kaplan Architects added a 280 sq ft ADU to an existing garage in Crocker Highlands, Oakland. Built into a hillside, it features a kitchenette, full bath, and Tudor-style exterior, serving as office, studio, or rental unit.

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.

JS Design & Build is a full-service ADU builder with the experience to navigate local codes, streamline approvals, and deliver exceptional results. Their in-house team of designers, builders, and project managers ensures seamless communication... read more

YCD Studio is a Bay Area architecture firm specializing in ADU design and permits in Moraga and the Lamorinda area. Services include detached ADUs, garage conversions, and JADUs, with expertise in WUI standards and local fire district requirements... read more

Manzanita Design Build is an East Bay ADU contractor specializing in accessory dwelling units. Serving Berkeley, Oakland, Alameda & more. New ADU construction starts ~$300K, 5–8 month build time. Licensed (#1034108) & insured.