Detached ADU near Westminster, CA
New Era Home Services
Long Beach, CA 90815
7.6 miles
New Era Home Services LLC is a full-service ADU builder specializing in custom accessory dwelling units, including granny flats, rental units, and garage conversions, guiding homeowners through design, permitting, and construction.
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Martins Construction Corp
1666 Courtney Ave., Los Angeles, CA 90046
27.1 miles
California's 2020 ADU laws allow two ADUs on single-family lots, reduced setbacks, larger units up to 800 sq ft, no owner-occupancy rules until 2025, faster approvals, and expanded parking exemptions statewide.
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California ADU Center INC
7542 Laurel Canyon Boulevard, Los Angeles, CA 91605
33.4 miles
California ADU Center INC specializes in ADU planning, design, and construction across California. Services include detached ADUs, garage conversions, JADUs, granny flats, and in-law suites. They manage permitting and navigate California's ADU reg... read more
ADU Los Angeles
3744 Flower St, Los Angeles, CA 90007
24.7 miles
ADU Los Angeles (ADLA) is a specialized ADU contractor serving LA County. They offer consulting, custom design, construction, garage conversions, basement ADUs, attached and detached units, helping homeowners maximize property value.
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CentrePoint Construction Inc.
21133 Victory Boulevard, Canoga Park, CA 91303
47.2 miles
CentrePoint Construction Inc. offers turnkey ADU construction and garage conversions in Los Angeles. Services include detached ADUs, JADUs, design, permits, and city approvals—ideal for rental income or family housing.
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NAMA Construction
62 Sundance Dr, Pomona, CA 91766
23.1 miles
NAMA Construction is a family-owned Los Angeles remodeling company with 75 years of experience. Services include ADU construction, kitchen & bathroom remodeling, whole house renovations, flooring, and painting across Greater LA.
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Vertebrae
725 South Los Angeles Street, Los Angeles, CA 90014
24.9 miles
Vertebrae is an LA-based, woman-owned architecture studio founded in 2012, specializing in ADU design and small-space living. Award-winning projects include the 2025 Architizer A+ Award and 2023 AIA LA Honor Award winners.
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NP Line Design INC
22616 Kittridge Street, West Hills, CA 91307
48.7 miles
Pasadena Master ADU Builder
930 East Colorado Boulevard, Pasadena, CA 91106
28 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
Fontana General Contractors
14189 Foothill Boulevard, Fontana, CA 92335
37.6 miles
Fontana General Contractors builds custom ADUs, including detached units, garage conversions, and in-law suites. They handle permits, zoning, and full construction management, helping property owners add value and flexible living space.
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Vision ADU
1440 South State College Boulevard, Anaheim, CA 92806
7.3 miles
Vision ADU is a California ADU contractor specializing in detached ADUs, garage conversions, attached ADUs, and JADUs. They offer full-service design, permitting, and construction to help homeowners add value or rental income.
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Eureka Modular
2553 Sampson Avenue, Corona, CA 92879
26.3 miles
Eureka Modular builds steel frame modular ADUs and single family homes. Steel framing offers durability, design flexibility, and sustainability. Ideal for detached ADUs, backyard cottages, granny flats, and casitas with efficient, precise construc... read more
Ted Design Build
513 West Wilson Avenue, Los Angeles, CA 91203
31.3 miles
Ted Design Build is an LA-based ADU contractor offering full-service design, permitting, and construction. Specializing in detached ADUs, garage conversions, and in-law suites across Los Angeles and Glendale.
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Better Together Builders
7026 Rhea Avenue, Reseda, CA 91335
43.8 miles
Better Together Builders (BTB) is a full-service ADU contractor offering studio and bedroom floor plans, garage conversions & backyard units. They manage design, permits & construction. California clients may qualify for the CalHFA ADU Gra... read more
Huntington Beach Pro ADU Builder
7772 Warner Avenue, Huntington Beach, CA 92647
6.4 miles
Huntington Beach Pro ADU Builder specializes in ADU construction, garage conversions, and detached ADUs. With 20 years of experience and 500+ projects, they offer full design-build services, permit handling, energy-efficient features, and transpar... read more
Other cities in California
What you need to know
Searching for top Detached ADU ADU Contractors in Westminster, California? Our directory highlights trusted local professionals who specialize in designing and building accessory dwelling units (ADUs).
Working with a qualified Detached ADU ADU Contractor in Westminster 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 Detached ADU professionals can guide you through every step.
Westminster homeowners are increasingly investing in ADUs to create additional living space, generate rental income, or support multigenerational living. The Detached ADU experts featured here bring local expertise and proven experience to help make your project a success.
Browse our listings to find the best Detached ADU ADU Contractors in Westminster, California, and get started today.