Alto Builders specializes in ADU construction in Los Angeles & Ventura County. Services include detached ADUs, garage conversions & JADUs. Costs range $300–$600/sq ft, with timelines of 5–12 months.
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DREC Construction Services is a licensed ADU builder in Glendale, CA, with 10+ years of experience. They handle design, permitting, and construction of ADUs for rental income, family housing, and home offices, offering a transferable lifetime warranty.
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Urbane Design is a Los Angeles ADU contractor offering design, planning, and permitting for attached and detached ADUs. Services include 3D floor plans, engineering plans, and permit processing with transparent pricing and free consultations.
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Concept Renovations Inc. is a Southern California design-build company with 20+ years in residential remodeling, ADU construction, and garage conversions. They manage design, permitting, and build phases, serving Los Angeles homeowners.
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SouthStar USA offers ADU construction in Riverside & Orange County, CA. Services include detached ADUs, attached ADUs, garage conversions & JADUs. Quality builds, permit-compliant, with transparent pricing for every project stage.
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Bourke Construction builds custom ADUs in Orange County, including detached units, garage conversions, and JADUs. They manage design, permits, and construction, helping homeowners add rental income, multi-generational living space, or property value.
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California ADU Experts simplify the complexities of ADU development with a full-service approach encompassing everything from design and architecture to permitting and construction.
Their goal is to provide a streamlined experience tailored to your specific requirements. They're committed to turning your vision into reality and ensuring you enjoy the journey while achieving outstanding results.
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California Construction Center Inc. specializes in garage conversions and ADU services in Concord and San Francisco County. They transform garages into guest suites, rental units, and home offices, ensuring code compliance and quality craftsmanship.
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Heart Construction builds ADUs in Los Angeles, offering detached, attached, garage conversions, JADUs & more. Full-service from permits to completion. Ideal for rental income, multigenerational living & property value growth.
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SKS Construction, founded in 1987 in Los Angeles, offers ADU construction, seismic retrofitting, balcony inspections (SB 326 & SB 721 compliance), and structural engineering. With 200+ projects and 80% repeat clients, they deliver expert design-build solutions.
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Okopod's 215 ft² backyard studio ADU features a dual pitch standing seam roof, Natural Thermowood cladding, aluminum doors, a full bathroom, and an anthracite grey pergola with adjustable louvres and slab flooring.
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Y.O.R. Construction & Investments is a licensed Southern California general contractor (Lic. #978430) offering residential & commercial services including remodeling, room additions, pool construction, and ADU/garage conversions.
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JSN Construction specializes in ADU garage conversions in Los Angeles, offering cost-effective solutions for detached ADUs, granny flats, and in-law suites. They handle permitting, Title 24 compliance, and full project management.
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Revival Homes is a California ADU project manager handling planning, financing, design, permitting, and construction. They build detached ADUs, garage conversions, JADUs, and more, with costs ranging from $100K to $300K.
read moreGranite Bay is an unincorporated community in Placer County, California, known for its upscale neighborhoods, large lot sizes, and proximity to Folsom Lake. Because Granite Bay is unincorporated, ADU contractors working in Granite Bay must follow Placer County's zoning and building regulations rather than those of an incorporated city. This distinction is critical when planning an Accessory Dwelling Unit (ADU) project, as it affects permitting, setback requirements, and design standards. Experienced local ADU contractors understand these nuances and can help homeowners navigate the Placer County Planning Department's processes efficiently.
ADU contractors in Granite Bay operate under Placer County's ADU ordinance, which aligns with California state law (AB 68, AB 881, and SB 13) while incorporating local standards. Key regulations that contractors and homeowners should be aware of include:
Hiring a contractor with direct experience in Granite Bay and Placer County is essential for a smooth ADU project. Local contractors are familiar with the Placer County Building Services Division permit process, inspection schedules, and common site challenges in the area, such as sloped terrain, oak tree preservation requirements, and well and septic considerations common to larger rural-style lots in Granite Bay. Many properties in this area are not connected to municipal sewer systems, which can significantly impact ADU design and cost.
Given the generous lot sizes typical of Granite Bay properties, homeowners often pursue the following ADU types:
Working with a qualified ADU contractor in Granite Bay, CA ensures your project meets all Placer County requirements while maximizing your property's value. Whether you're looking to house family members, generate rental income, or add long-term equity, a well-built ADU is a smart investment in this high-demand Placer County community.