Attached ADU near Lake Forest, CA
Lux Builders
1020 Manhattan Beach Boulevard, Manhattan Beach, CA 90266
44.5 miles
Lux Builders offers room additions & ADU services in Los Angeles, including detached ADUs, garage conversions & second-story additions. With 20+ years experience, they manage design, permits & construction across LA County.
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Bourke Construction
30802 South Coast Hwy, Laguna Beach, CA 92651
10.9 miles
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 val... read more
Silver Moccasin Builders
2613 Pasadena Avenue, Los Angeles, CA 90031
42.5 miles
Temecula ADU Builders
45033 Putting Green Court, Temecula, CA 92592
36.9 miles
Temecula ADU Builders is a local ADU contractor helping homeowners add accessory dwelling units, including detached ADUs, garage conversions, and granny flats, for rental income, family housing, or tax benefits in Temecula, CA.
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LA ADU Solutions Inc.
Los Angeles, CA 90012
42.6 miles
Accessory Dwelling Units (ADUs) offer California property owners passive income, elderly care solutions, and property value growth. Since 2020 legislation, ADU permits are easier to obtain. Construction costs range $350–$450/sq ft, with rental i... read more
ADU Garage Experts
2999 Overland Ave. Suite 103, Los Angeles, CA 90064
50 miles
ADU Garage Experts, a Southern California structural engineering firm, specializes in ADU planning and drafting. They offer garage conversions from ~$70/sqft, attached and detached ADUs, helping homeowners add rental income or living space.
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Pomona General Contractors
3191 W Temple Ave Suite 130, Pomona, CA 91768
28.7 miles
Pomona General Contractors offers ADU construction in Pomona, including detached ADUs, attached ADUs, and garage conversions. Services cover permitting, 3D design, energy-efficient builds, and full construction management for granny flats, in-law ... read more
San Gabriel Valley ADU
1841 South San Gabriel Boulevard, Rosemead, CA 91776
37.9 miles
San Gabriel Valley ADU Construction Contractors build & convert ADUs, granny flats, garage conversions & in-law suites across Pasadena, Arcadia & nearby cities. Expert permitting, design & cost management for LA County homeowners.<... read more
Buildoly
915 Wilshire Blvd, Los Angeles, CA 90017
43.2 miles
Buildoly is an ADU contractor offering full-service construction for detached ADUs, garage conversions, granny flats, JADUs, and backyard cottages. They manage design, permitting, and building, helping homeowners add rental income or family housin... read more
The ADU Pro
15338 Central Avenue, Chino, CA 91710
21.8 miles
The ADU Pro® is a licensed ADU contractor in Chino, CA, serving Fontana and Southern California. Specializing exclusively in ADU construction, they offer detached ADUs, garage conversions, and granny flats with a lifetime transferable warranty.read more
John Christopher Construction
2246 Newport Blvd Unit A, Costa Mesa, CA 92627
13.1 miles
John Christopher Construction is a Southern California general contractor specializing in ADU design and building. Serving Huntington Beach, Newport Beach, Costa Mesa & more, they offer custom and pre-engineered ADU plans for rental units, in-... read more
Willbii
2158 Huntington Drive, San Marino, CA 91108
41 miles
Willbii is a California ADU contractor specializing in granny flats, garage conversions, and in-law suites. They guide homeowners from consultation to construction, handling permits and design. ADUs can generate up to $5,000/month in rental income... read more
JL Biber Construction Inc.
15548 Saddleback Road, Riverside, CA 92506
23.3 miles
An ADU is a secondary residential unit on the same property as a primary home. JL Biber Construction Inc., a licensed ADU builder in Riverside, California, offers full-service garage conversions, granny flats, and detached ADU construction.
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SE Builders Inc
13006 Philadelphia Street, Whittier, CA 90601
30.1 miles
SE Builders Inc completed an ADU project in Fullerton, CA, transforming a structure into a modern living space. Features include updated framing, durable finishes, eco-friendly materials, energy-efficient systems, and low-maintenance landscaping.<... read more
Ultra-Unit Architectural Studio
1327 Loma Avenue, Long Beach, CA 90804
28.9 miles
Ultra-Unit Architectural Studio, based in Long Beach, CA, offers architecture and construction services for ADUs, residential, multifamily, and commercial projects. Led by Cameron Crockett AIA, LEED, with 25+ years experience. Free initial consult... read more
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What you need to know
Searching for top Attached ADU ADU Contractors in Lake Forest, California? Our directory highlights trusted local professionals who specialize in designing and building accessory dwelling units (ADUs).
Working with a qualified Attached ADU ADU Contractor in Lake Forest ensures your ADU project meets local building codes, zoning laws, and permit requirements. Whether you're planning a detached ADU, garage conversion, or backyard cottage, experienced Attached ADU professionals can guide you through every step.
Lake Forest homeowners are increasingly investing in ADUs to create additional living space, generate rental income, or support multigenerational living. The Attached ADU experts featured here bring local expertise and proven experience to help make your project a success.
Browse our listings to find the best Attached ADU ADU Contractors in Lake Forest, California, and get started today.