Attached ADU near Spring Valley, CA

Murray Lampert, San Diego's trusted ADU builder since 1975, offers full design-build services including granny flats, in-law suites, and garage conversions. With 50+ years of experience, they deliver custom, high-quality accessory dwelling units t... read more

Millan Construction builds custom ADUs in San Diego, offering full-service design, permitting, and construction. With 14+ years of experience, they deliver compliant, high-quality accessory dwelling units that boost property value and rental incom... read more

Home Remodeling Center in San Marcos offers custom ADU construction, kitchen, bathroom, and whole house remodels. From design to completion, they prioritize clear communication, budget transparency, and free consultations for granny flats, in-law ... read more

CSL Quality Construction is a trusted ADU contractor in San Diego County, offering full-service design, permits, construction, and renovations. ADUs can boost property value by 20–30% and generate rental income.

Dagan Design & Construction (DDC), founded in 2012 in Encinitas, CA, offers custom home design, luxury renovations, interior design, and general contracting across Southern California and nationwide.

Solana Beach is a beautiful coastal community in the City of San Diego, where property values and flexible living are priced at a premium. An accessory dwelling unit (ADU) provides you with the opportunity to take advantage of this by increasing y... read more

ADU San Diego is a licensed contractor specializing in accessory dwelling unit design and construction across San Diego County. Services include garage conversions, detached ADUs, and JADUs, with costs ranging from $100,000–$400,000.

KSH Construction begins each project with a Discovery Call to discuss pricing, timelines, and fit, followed by an in-home consultation where the team measures the space and identifies structural, plumbing, or electrical constraints.

Lars Remodeling & Design is a San Diego design-build firm with nearly 40 years of experience. Services include whole home remodels, room additions, second-story additions, and in-law suites, managed by an integrated team of architects, designe... 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

Mee Builders is a San Diego ADU contractor offering detached, attached, garage conversion, above-garage, and JADU construction. They ensure California Energy Code compliance, local permitting, and maximize density under San Diego zoning regulation... read more

Design Path Studio is a Southern California residential architecture firm specializing in modern, sustainable design. They focus on indoor-outdoor integration, clean lines, and natural light, with expertise in ADUs, garage conversions, and granny ... read more