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.
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MA Properties Inc. is a Del Mar-based ADU contractor building accessory dwelling units and backyard cottages throughout North County, including Encinitas, Solana Beach, Cardiff-by-the-Sea, and Rancho Santa Fe, from foundation to finished, coastal-... read more
Price Builders is an Imperial Beach design-build contractor specializing in home additions, ADUs, and remodeling. Services include second-story additions, in-law suites, kitchen and bathroom remodels, and aging-in-place renovations.
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S Squared Construction & Pool Contractor is a licensed Solana Beach, San Diego contractor with 13+ years of experience in ADU construction, garage conversions, and custom pool installation. They handle design, permitting, and building for deta... read more
Home 360 Construction Inc. offers full-service ADU construction in San Diego, including detached, attached, and garage conversion units. They manage planning, permits, design, and inspections across San Diego County neighborhoods.
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Homes by Hedges is an experienced ADU contractor in North San Diego County, building granny flats, casitas & garage conversions. Serving Valley Center, Escondido & more for 25+ years, managing permits & local zoning regulations.
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Fortune ADU is a Southern California ADU contractor offering full-service design, permitting, and construction. Services start at $3,999.99, covering detached ADUs, JADUs, garage conversions, and more, with most projects completed in 6–12 months... read more
JL Building Group builds ADUs, granny flats, and garage conversions across San Diego County, including Carlsbad, Escondido & Chula Vista. They handle permits, design, and construction for rental units or family living spaces.
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Musick Construction Inc. offers ADU construction services including new builds and conversions like garage and basement conversions. They handle permits, design, and finishes for granny flats, in-law suites, and rental units.
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SnapADU is San Diego's largest detached ADU design-build company, completing 100+ builds with a 4.9+ rating. They offer in-house design, permitting, and construction with fixed pricing across San Diego County.
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AMDEN HOMES - Design & Build is a San Diego ADU contractor with 20+ years of experience. They specialize in accessory dwelling units, guest houses, and remodels across San Diego County, offering full design-to-build services.
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West Coast Building and Design builds ADUs in California, including granny flats, garage conversions, and detached units. They help homeowners boost property value, house family members, or earn rental income through structured, process-driven con... read more
Zen Tiny Homes builds custom tiny homes and ADUs in Carlsbad, CA and Southern California, guiding clients through 3D design, site assessment, and construction while navigating local zoning and permitting requirements for backyard cottages and gran... read more
Family-owned Home Kitchen Bath Remodeling of San Diego offers 20+ years of expert kitchen, bathroom, ADU, flooring, and interior remodeling services. Competitive pricing, 3D design, guaranteed completion dates, and financing options available.
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As a female-owned business, we bring a fresh, inclusive approach to ADU design and construction, prioritizing comfort, functionality, and thoughtful details that make the space feel practical, welcoming, and easy to live in every day.
read moreSpring Valley is a unique community in that it is an unincorporated area of San Diego County, meaning it does not have its own city government. This has significant implications for homeowners looking to build an Accessory Dwelling Unit (ADU). Instead of dealing with a local city planning department, all permits, zoning regulations, and building codes fall under the jurisdiction of the San Diego County Planning & Development Services (PDS). Experienced ADU contractors in Spring Valley understand this distinction and are well-versed in navigating county-level requirements rather than municipal ones.
Because Spring Valley falls under San Diego County's authority, ADU projects here must comply with California state ADU laws as well as the San Diego County Zoning Ordinance. Key regulations that local ADU contractors must work within include:
Spring Valley's housing stock consists largely of single-family homes built between the 1950s and 1980s, many of which sit on lots that are well-suited for ADU additions or garage conversions. A knowledgeable local ADU contractor will be familiar with the typical lot sizes, existing infrastructure, and soil conditions common to the area. They will also have established relationships with the San Diego County PDS office, helping to streamline the permitting process and avoid costly delays.
Given the neighborhood's suburban character and lot configurations, the most popular ADU types in Spring Valley include:
When searching for ADU contractors in Spring Valley, California, it is essential to choose a licensed general contractor with proven experience working under San Diego County's permitting system. Look for contractors who offer full-service solutions including design, permitting, and construction. A qualified contractor will help you maximize your property's potential while ensuring full compliance with all applicable county and state regulations.