Full Circle Builders offers custom ADU construction in Riverside County & the Inland Empire. Detached ADUs start at $185,000 (590 sq ft, 1BD/1BA). Container homes also available. Turn-key builds, permitting assistance included.
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ADU Gurus™ is a California ADU builder since 2020, offering full-service design, permitting, and construction for granny flats, garage conversions, JADUs, and detached ADUs up to 1,200 sq ft on single-family and multi-family lots.
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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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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
BNC Builders Inc. is a San Diego County ADU contractor offering detached, attached, garage conversion & JADU construction. Services include permit management, custom design & financing assistance.
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Shermans Builders Inc. is a licensed San Diego ADU contractor with 150+ projects completed. Services include detached ADUs, garage conversions, and JADUs, covering permits, design, and construction with upfront cost estimates.
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Rom Builders is San Diego's trusted ADU contractor, offering full-service accessory dwelling unit construction. From design and permitting to build and inspection, they handle it all. California licensed, bonded, and backed by a four-year warranty... read more
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.
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Jean Prescott Studio offers ADU design, construction, and home remodeling services in San Clemente. Services include kitchen remodels, bathroom renovations, room additions, permit management, and custom ADU plans for rental income or flexible livi... read more
RITZ ADU Design Build has served San Diego County since 1965, offering full-service ADU construction including granny flats, garage conversions, backyard offices & rental units. Expert planning, 3D design, permitting & builds that boost pr... read more
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
The Springfield by Superior ADUs is a 2-bed, 2-bath detached ADU with open-concept living, vaulted ceilings, mini-split HVAC, kitchen island, ample storage, and optional ethanol fireplace—ideal as a granny flat or in-law suite.
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EHM Construction offers ADU design and building services in San Diego, CA. Projects include detached two-story ADUs with roof decks, garages, and scenic views in neighborhoods like Mission Hills and South Park.
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OneStop ADU is a San Diego County ADU contractor with 25+ years of experience. They offer custom-built detached ADUs from ~$335/sq ft, including solar, permits & plans. Free feasibility studies available. ADA-compliant units offered.
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OnePhase Inc is a San Diego ADU contractor offering end-to-end construction services. Specializing in garage conversions, detached ADUs, JADUs, and granny flats, they navigate permitting, fee exemptions, and the ADU Bonus Program to maximize proje... read more
Carlsbad, California, is a vibrant coastal city in San Diego County known for its stunning Pacific Ocean views, LEGOLAND California, and thriving tech and life sciences industries. With a strong demand for housing and a high cost of living, many homeowners in Carlsbad are turning to Accessory Dwelling Units (ADUs) as a smart solution to add living space, generate rental income, or accommodate multigenerational families. Finding experienced ADU contractors in Carlsbad who understand the city's unique building environment is essential to a successful project.
ADU construction in Carlsbad is governed by both California state ADU law and the City of Carlsbad's local ordinances. The city has adopted regulations largely aligned with state law to streamline ADU approvals. Key rules that your ADU contractor must navigate include:
Working with a licensed ADU contractor familiar with Carlsbad's permitting process can save you significant time and money. Local contractors understand the nuances of working with the City of Carlsbad's Community Development Department and are experienced in handling Coastal Zone compliance when applicable. They can also help you navigate HOA restrictions, which are common in many of Carlsbad's planned communities such as La Costa and Bressi Ranch.
Carlsbad homeowners have several ADU options to consider, depending on their property layout and goals:
With Carlsbad's strong rental market and proximity to major employment centers like the Carlsbad Research Center and the broader San Diego metro area, an ADU is a valuable long-term investment. Partnering with a qualified ADU contractor in Carlsbad, CA ensures your project meets all local and state requirements while delivering a high-quality living space tailored to your needs.