Attached ADU near Diamond Bar, CA
Saunders Construction Renovation Inc
2463 W Carson Street, Torrance, CA 91310
31.2 miles
Saunders Construction Renovation Inc offers ADU construction in Torrance, Redondo Beach & Palos Verdes Peninsula. Services include detached ADUs, garage conversions & granny flats. BBB A+ rated South Bay contractor.
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Silver Moccasin Builders
2613 Pasadena Avenue, Los Angeles, CA 90031
23.6 miles
EG Modern Construction
421 East Elmwood Avenue, Burbank, CA 91501
30.4 miles
EG Modern Construction offers full-service ADU design and construction in Los Angeles, including detached ADUs, garage conversions, and JADUs. Licensed and insured, they manage consultation, permitting, and build completion.
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JL Biber Construction Inc.
15548 Saddleback Road, Riverside, CA 92506
26.2 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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Iron Man Construction
930 North Doheny Drive, Los Angeles, CA 90069
33.4 miles
Pasadena Master ADU Builder
930 East Colorado Boulevard, Pasadena, CA 91106
20 miles
Pasadena Master ADU Builder is a top ADU contractor in San Gabriel Valley, offering detached ADUs, garage conversions, and JADUs. With 20+ years experience, 150+ projects, and 98% satisfaction, they deliver compliant, high-quality builds boosting ... read more
ADUscale
528 West Hampshire Avenue, Anaheim, CA 92805
15 miles
ADUscale is an independent ADU advisory service offering feasibility assessments, contractor verification, escrow-based payment protection, and construction oversight. Fixed-fee, conflict-free guidance for homeowners planning detached ADUs, garage... read more
Tims New Construction
931 Broxton Avenue, Los Angeles, CA 90024
36.4 miles
Tims New Construction is a Los Angeles contractor specializing in ADU, Junior ADU, and garage conversions. Services include custom design, permitting, and full builds. They also support SB9 projects, helping homeowners add rental units or family h... read more
CCS Inc.
5535 Balboa Boulevard, Encino, CA 91316
40.9 miles
CCS Inc. offers ADU construction, garage conversions, remodeling & permit services in Long Beach, CA. Costs range from $100K–$400K+, with timelines of 4–14 months. Free consultations available for eligible residential properties.
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Platinum Home Builders
5170 Sepulveda Boulevard, Los Angeles, CA 91403
38.8 miles
Platinum Home Builders & Design Inc. builds ADUs in Los Angeles, offering detached, attached, garage conversion, and above-garage units. They handle permits, design, and construction, with projects typically completed in 4–6 months.
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Orange County Construction
1173 North Red Gum Street, Anaheim, CA 92806
10.6 miles
Homeplex
421 West Broadway, Long Beach, CA 90802
27 miles
Prefab vs. stick-built ADUs explained. Homeplex offers the Clever ADU, an HCD-certified modular unit built all-electric in a factory, saving 5–6 months vs. traditional construction. Costs vary based on site conditions.
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Go Home Builders
15132 Ventura Boulevard, Sherman Oaks, CA 91403
37.8 miles
GO Home Builders is a licensed LA construction company specializing in custom homes, ADUs, garage conversions, fire rebuilds, and remodels. Their design-build model streamlines permitting, zoning, and construction across Los Angeles and LA County.
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iHome Design & Remodel
614 South Euclid Street, Fullerton, CA 92832
11.8 miles
iHome Design & Remodel specializes in custom ADU and casita construction, offering full-service builds from design to completion. Services include garage conversions, detached ADUs, permit handling, and free 3D consultations for homeowners.read more
LA Family Builders
6355 California 27, Los Angeles, CA 91367
33.4 miles
LA Family Builders is a California general contractor specializing in ADU construction across Los Angeles. Services include detached ADUs, garage conversions, granny flats, JADUs, and casitas, covering Beverly Hills, Pasadena, Malibu, and more.read more
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What you need to know
Searching for top Attached ADU ADU Contractors in Diamond Bar, 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 Diamond Bar 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.
Diamond Bar 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 Diamond Bar, California, and get started today.