Romano Builders specializes in ADU construction in Los Angeles, offering detached, attached, garage conversion, and junior ADUs. Costs range $300–$600/sq ft, with rental income potential of $1,500–$4,000+/month.
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Stephens Brothers Construction is Temecula & Murrieta's top ADU builder since 2011, offering detached ADUs, JADUs, garage conversions & casitas. Costs from $300–$350/sq ft. Licensed, hands-on, and serving all of Riverside County.
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Albera Construction builds custom ADUs in Los Angeles County, including detached units, garage conversions, and JADUs. Licensed contractor #1079656, serving South Bay, Beach Cities, and Greater LA. Full project management from design to permits.read more
Ofir Construction Inc. is a Los Angeles ADU contractor with nearly 20 years of experience. They specialize in ADU builds, garage conversions, and in-law suites, managing permits, planning, and construction while following California building codes... read more
Creative Innovation Developers is a residential construction and remodeling company offering design through build services, including home additions, kitchen remodels, bathroom remodels, flooring, and painting, using 3D renderings for clear projec... read more
AP Remodeling is an ADU contractor offering garage conversions, ground-up ADU builds, and home additions. Projects range from 400 to 1,200+ sq ft with budgets from $20,000 to $300,000+, serving homeowners seeking rental income, in-law suites, or e... read more
Calcons is a California-based ADU contractor specializing in detached ADUs, garage conversions, JADUs, granny flats, and backyard cottages. They manage permits, design, and construction for homeowners seeking to add livable space.
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The ADU Guru is a full-service ADU contractor in Los Angeles & Orange County, specializing in garage conversions, detached ADUs & granny flats. With 100+ units completed, they offer $0 down, free 3D design & tenant placement.
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Orange Innovation Inc is an ADU builder offering full-service design, engineering, and construction. Specializing in detached ADUs, granny flats, and in-law suites, they manage projects from concept to completion with a focus on budget and timelin... read more
King Home Remodeling builds detached, attached, garage conversion, basement, and junior ADUs in Montebello. Services include design, permitting, construction, and inspections. Local zoning, size limits, and parking rules apply.
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Garage converted to pool house ADU by Tracy A. Stone Architect, featuring a north-south roof ridge for Tesla Solar Roof optimization, backyard visual connectivity, and a dramatic overhang for summer shading and energy efficiency.
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Aligcus is an experienced ADU contractor specializing in detached ADUs, garage conversions, JADUs, granny flats, in-law suites, and backyard cottages. They guide homeowners through permitting and construction for all accessory dwelling unit projec... read more
Kirmina Construction (License #1124572) is a licensed general contractor in Riverside, CA, offering home additions, ADUs, garage conversions, room extensions, and outdoor living spaces across Riverside, San Bernardino, and Orange County.
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EZ ADU & Garage Conversion is a trusted ADU builder and garage conversion contractor in Orange County, CA. They offer custom ADU construction, garage conversions, design, and permitting services for homeowners seeking quality living space solu... read more
Garden Grove, located in the heart of Orange County, California, is one of the most culturally diverse cities in the state, home to the largest Vietnamese-American community in the United States — known as Little Saigon. With a dense residential population and a strong tradition of multigenerational living, ADU contractors in Garden Grove are in high demand. Homeowners across this vibrant city are increasingly turning to Accessory Dwelling Units (ADUs) to accommodate extended family members, generate rental income, or simply maximize the value of their properties.
Before breaking ground, it's essential to understand the local rules that govern ADU construction in Garden Grove. The city follows California state ADU law (AB 68, SB 13, AB 881, and subsequent legislation), but also enforces its own municipal guidelines. Key regulations include:
Working with an experienced ADU contractor familiar with Garden Grove's permitting process can save homeowners significant time and money. The Garden Grove Building and Safety Division oversees permit applications, inspections, and code compliance. A knowledgeable local contractor will understand how to navigate the city's plan check process efficiently, helping to avoid costly delays. They will also be familiar with the specific soil conditions, utility infrastructure, and neighborhood zoning designations common throughout Garden Grove's residential areas.
Given the city's mix of single-family homes and older residential lots, Garden Grove ADU contractors frequently work on the following project types:
Whether you're looking to house a family member or create a long-term rental income stream, building an ADU in Garden Grove is a smart investment. Make sure to partner with a licensed, insured, and locally experienced ADU contractor who understands both California state law and Garden Grove's specific municipal requirements. Getting the right team on your side from the start ensures a smoother build, faster approvals, and a higher-quality finished product.