GetApprovedADU is a consulting firm specializing in ADU and JADU approvals. They assist with detached ADUs, garage conversions, granny flats, and attached units, helping homeowners boost property value and expand affordable housing options.
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Proteus Homes is a custom home and ADU builder with 30+ years of experience in the Southwest US. They offer full-service ADU construction, including design, permitting, and panelized off-site fabrication, with move-in-ready homes in under three months.
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Dr Build ADU Specialist's mission is to build affordable high-quality Accessory Dwelling Units (ADU’s/Granny Flats) that the average person can afford.
Always providing the best with our friendly, understanding, bilingual builders and sales personal.
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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 income.
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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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3 Day Kitchen & Bath is a trusted ADU contractor in San Diego offering full-service accessory dwelling unit construction. From garage conversions to detached ADUs, they manage every project phase with a structured, professional approach.
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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.
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RL Remodeling offers garage conversions, room additions, and ADU construction. With nearly 50 years of combined experience, they handle design, permits, and execution. Garage ADU conversions typically cost $30K–$60K+, offering strong rental income potential and increased property value.
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IL Total Design & Build is a San Diego ADU specialist offering full-service design, permitting, and construction for granny flats, garage conversions, detached ADUs, and JADUs. They also provide home additions and remodeling across San Diego County.
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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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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 regulations.
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Coronado Construction builds Accessory Dwelling Units (ADUs) in San Diego, CA. From garage conversions to detached units, their ADUs boost property value, generate rental income, and offer flexible living using quality, energy-efficient materials.
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Detached ADUs (backyard cottages, granny flats) are standalone units adding rental income, family housing, or workspace. Costs range $100K–$350K. Cabal Construction guides homeowners through design, permits, and construction.
read moreBonita is a charming, unincorporated community located in San Diego County, nestled between Chula Vista and National City. Because Bonita is unincorporated, ADU projects here fall under the jurisdiction of the San Diego County Department of Planning and Development Services (PDS) rather than a city planning department. This is a critical distinction that experienced ADU contractors in Bonita, CA must navigate carefully. Working with a contractor who understands county-level permitting processes is essential for a smooth and compliant build.
Since Bonita operates under San Diego County's zoning and building codes, ADU contractors must comply with the county's specific regulations. Key rules include:
Hiring a local ADU contractor familiar with Bonita and San Diego County regulations can save homeowners significant time and money. Experienced contractors understand the county's permitting portal, inspection schedules, and any local nuances such as grading requirements common in Bonita's hilly terrain. The area's topography often means that site preparation, foundation work, and drainage planning require extra attention — all areas where a knowledgeable contractor adds real value.
Bonita's larger lot sizes and suburban character make it well-suited for a variety of ADU types. The most popular options include:
Whether you're looking to add rental income, house family members, or increase your property value, building an ADU in Bonita is a smart investment. Make sure to work with a licensed and insured ADU contractor who has direct experience with San Diego County's permitting process to ensure your project is completed on time, on budget, and fully up to code.