All Builders
201 builders in our directory · showing 1–60
Ritz ADU Design Build
RITZ builds the perfect backyard ADU with five star service from start to finish.
Snap ADU
SnapADU is a design-build firm specializing exclusively in detached new construction accessory dwelling units in San Diego County.
San Jose ADU Builder and Contractor
Custom ADU builders in San Jose, California with 30+ years of combined experience.
SnapADU
SnapADU is a design-build firm specializing exclusively in detached new construction accessory dwelling units in San Diego County.
Tampa Bay ADU
Tampa Bay ADU is a trusted local partner in accessory dwelling unit design, permitting, and construction in St. Petersburg.
ATL ADU CO
ATL ADU CO designs and builds detached accessory dwelling units in Atlanta, providing turnkey service from feasibility and permitting through construction, specializing in predesigned models since 2017.
SO CAL CASITAS & ADUS INC
SO CAL CASITAS & ADUS INC is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Irvine, CA (Orange County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1071406. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
GARAGE CONVERSION AND ADU GENERAL CONSTRUCTION INC
GARAGE CONVERSION AND ADU GENERAL CONSTRUCTION INC is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Van Nuys, CA (Los Angeles County). The license carries a $25,000 contractor's bond. Workers' compensation insurance is in force. CSLB License #1078818. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
Terra ADU Builders
Pre-designed, turnkey ADUs for Milwaukee-area homes with transparent pricing and local permitting expertise.
ADU BY LUXURY CONSTRUCTION INC
ADU BY LUXURY CONSTRUCTION INC is a CSLB-licensed California contractor holding Class B (General Building) licenses based in San Jose, CA (Santa Clara County). The license carries a $25,000 contractor's bond. Workers' compensation insurance is in force. CSLB License #1079619. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
ADU RC BUILDERS
ADU RC BUILDERS is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Glendale, CA (Los Angeles County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1080967. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
NEXGEN CONSTRUCTION AN ADU SPECIALIST
NEXGEN CONSTRUCTION AN ADU SPECIALIST is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Inglewood, CA (Los Angeles County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1138105. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
ADU CUSTOM HOME BUILDERS LLC
ADU CUSTOM HOME BUILDERS LLC is a CSLB-licensed California contractor holding Class B (General Building), C47 licenses based in Norco, CA (Riverside County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1139554. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
OTTO ADU
OTTO ADU is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Los Angeles, CA (Los Angeles County). The license carries a $25,000 contractor's bond. Workers' compensation insurance is in force. CSLB License #1081287. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
Otto ADU
Otto ADU is a Los Angeles-based company that specializes in designing, permitting, and building Accessory Dwelling Units (ADUs). With over 5 years of experience and having completed 75+ projects across LA County, they focus on helping homeowners expand living spaces, generate rental income, and bring family closer together. Otto ADU distinguishes itself through its architect-led design team, transparent processes, and managed construction services. They handle all stages, from initial design and permits to contractor management, ensuring a streamlined and stress-free experience for homeowners. They emphasize smart layouts, natural light, and quality materials in their designs.
ADU Builder LA
ADU Builder LA is a Burbank-based design-build consulting firm specializing in affordable accessory dwelling units throughout Los Angeles. With over a decade of construction industry experience, the team operates as a full-service partner managing design, permitting, and construction under one roof. Their approach is upfront all-inclusive bids with no hidden fees after a thorough project assessment. The firm focuses primarily on two ADU types: detached backyard units built as standalone structures and garage conversions that transform underutilized parking space into livable square footage. Both project types are handled end-to-end, from initial feasibility through final certificate of occupancy. ADU Builder LA emphasizes a streamlined development process designed to move quickly without sacrificing quality. Based in Burbank, the company serves the broader Los Angeles metro market. Clients have described working with ADU Builder LA as a smooth, professional experience, citing their construction expertise and responsiveness as standout qualities. The firm is well-positioned for homeowners seeking a straightforward path to adding rental income or multigenerational living space.
CALI ADU CONSTRUCTION
CALI ADU CONSTRUCTION is a CSLB-licensed California contractor holding Class B (General Building), C10 licenses based in Northridge, CA (Los Angeles County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1136594. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
LA HOME ADU
LA HOME ADU is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Burbank, CA (Los Angeles County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1082183. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
Rocky Mountain ADUs
Premier Accessory Dwelling Unit (ADU) builder in Colorado dedicated to delivering exceptional craftsmanship, transparent pricing, and personalized service.
CADUSH CONSTRUCTION INC
CADUSH CONSTRUCTION INC is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Lancaster, CA (Los Angeles County). The license carries a $25,000 contractor's bond. Workers' compensation insurance is in force. CSLB License #1080376. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
ADUJUSTFORU INC
ADUJUSTFORU INC is a CSLB-licensed California contractor holding Class B (General Building) licenses based in San Martin, CA (Santa Clara County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1149951. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
UP Craftsmen ADU Builder
UP Craftsmen ADU Builder is your local ADU experts in Montgomery County.
Axiom ADU
A construction company that has been serving the East Bay for more than 10 years, offering ADUs, including additions, conversions, and backyard homes.
Atlanta ADU Builder
Atlanta ADU Builder helps homeowners throughout Metro Atlanta make the most of their properties by designing and building ADUs that are as functional as they are stylish.
Golden State ADUs (GSADUs)
Golden State ADUs (GSADUs) is a full-service design-build ADU construction company based in Sacramento, California. They provide design, permitting, and construction services for Accessory Dwelling Units (ADUs) throughout California. GSADUs aims to enrich lives by transforming spaces, unlocking the potential of every property to create versatile, elegant, and functional ADUs that enhance living experiences, generate wealth, and foster multigenerational connections. They have partnered with Golden State Design and Engineering (GSDE) to streamline the ADU building process, combining quality construction with design and engineering skills.
ADU COMPANY THE
ADU COMPANY THE is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Covina, CA (Los Angeles County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1118354. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
Central Valley ADUs
Central Valley ADUs, based in Fresno, specializes in designing and constructing high-quality accessory dwelling units (ADUs) tailored to meet the diverse needs of homeowners in the Central Valley. With a focus on innovation, sustainability, and customer satisfaction, they offer a comprehensive partnership, managing projects from initial design to final touches. They specialize in detached ADUs, attached ADUs, garage conversions, pool houses, and ADU offices. Central Valley ADUs aims to provide a seamless and stress-free experience for their clients.
PERFECT ADU & REMODELING INC
PERFECT ADU & REMODELING INC is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Santa Clarita, CA (Los Angeles County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1123657. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
CRS ADU BUILDERS INC
CRS ADU BUILDERS INC is a CSLB-licensed California contractor holding Class B (General Building) licenses based in San Diego, CA (San Diego County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1124920. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
ADU O-SIDE
ADU O-SIDE is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Oceanside, CA (San Diego County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1129042. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
Huntington Beach Pro ADU Builder
Huntington Beach Pro ADU Builder is a trusted partner for ADU and garage conversions, specializing in accessory dwelling unit construction, detached ADU building, garage to living space transformations, and turnkey design-build services. With 20 years of experience, they have completed over 500 residential projects. Their comprehensive approach handles every project phase, including custom architectural design, zoning and code compliance assistance, permit application processing, space optimization, and complete construction management for homeowners throughout Huntington Beach. Their design team collaborates with clients to create ADUs or garage conversions that fit their style, budget, and needs, offering floor plan options, reviewing finishes, and explaining each step with visuals and material samples. They focus on quality construction, careful planning, and local expertise, navigating city regulations and incorporating energy-saving features. They also assist with navigating Huntington Beach ADU codes, such as lot size, parking, and setback requirements. They transform unused garages into comfortable, modern spaces, managing both attached and detached conversions while ensuring code compliance and durability. The company also focuses on ethically sourced and environmentally responsible builds. Huntington Beach Pro ADU Builder works with local suppliers and partners to source quality materials quickly and keep costs fair. They offer a range of ADU services, including new ADU builds, garage conversions, and navigating city regulations. They handle permit applications, site plans, and zoning paperwork, working closely with city officials to reduce delays and avoid costly mistakes. They also stay informed about changes to Huntington Beach ADU codes.
MODERN HOMES & ADU'S
MODERN HOMES & ADU'S is a CSLB-licensed California contractor holding Class A, B (General Building) licenses based in Orange, CA (Orange County). The license carries a $25,000 contractor's bond. Workers' compensation insurance is in force. CSLB License #1129825. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
ADU ME INC
ADU ME INC is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Newport Beach, CA (Orange County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1129298. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
ADU-BUILDS LLC
ADU-BUILDS LLC is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Tustin, CA (Orange County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1150636. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
A+ CONSTRUCTION & REMODELING ADU BUILDERS
A+ CONSTRUCTION & REMODELING ADU BUILDERS is a CSLB-licensed California contractor holding Class B (General Building) licenses based in North Highlands, CA (Sacramento County). The license carries a $25,000 contractor's bond. Workers' compensation insurance is in force. CSLB License #1007869. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
ALLSTAR ADU & GENERAL BUILDER
ALLSTAR ADU & GENERAL BUILDER is a CSLB-licensed California contractor holding Class B (General Building), C54 licenses based in Ontario, CA (San Bernardino County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1009628. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
ADU BUILDERS CALIFORNIA
ADU BUILDERS CALIFORNIA is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Sacramento, CA (Sacramento County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1018349. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
APEX ADU
APEX ADU is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Fullerton, CA (Orange County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1020301. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
XOXO KITCHEN & BATH - GOLDEN STATE ADU
XOXO KITCHEN & BATH - GOLDEN STATE ADU is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Mountain View, CA (Santa Clara County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1039715. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
ADU CONSTRUCTION CONTRACTING
ADU CONSTRUCTION CONTRACTING is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Long Beach, CA (Los Angeles County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1041789. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
ABADUB CONSTRUCTION INC
ABADUB CONSTRUCTION INC is a CSLB-licensed California contractor holding Class B (General Building), C-2, D38 licenses based in San Francisco, CA (San Francisco County). The license carries a $25,000 contractor's bond. Workers' compensation insurance is in force. CSLB License #1058008. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
KHAN SAZZADUL KARIM
KHAN SAZZADUL KARIM is a CSLB-licensed California contractor holding Class B (General Building) licenses based in San Jose, CA (Santa Clara County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1060522. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
ADUVANTE
ADUVANTE is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Palmdale, CA (Los Angeles County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1070238. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
ADU & FOUNDATION REPAIR
ADU & FOUNDATION REPAIR is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Pomona, CA (Los Angeles County). The license carries a $25,000 contractor's bond. Workers' compensation insurance is in force. CSLB License #1087389. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
ONESTOP ADU
ONESTOP ADU is a CSLB-licensed California contractor holding Class B (General Building) licenses based in San Diego, CA (San Diego County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1094838. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
ADU BUILDING COMPANY
ADU BUILDING COMPANY is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Long Beach, CA (Los Angeles County). The license carries a $25,000 contractor's bond. Workers' compensation insurance is in force. CSLB License #1098802. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
168ADU CONSTRUCTION
168ADU CONSTRUCTION is a CSLB-licensed California contractor holding Class B (General Building) licenses based in City Of Industry, CA (Los Angeles County). The license carries a $25,000 contractor's bond. Workers' compensation insurance is in force. CSLB License #1100899. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
APEX ADU BUILDERS
APEX ADU BUILDERS is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Sherman Oaks, CA (Los Angeles County). The license carries a $25,000 contractor's bond. Workers' compensation insurance is in force. CSLB License #1101305. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
NORCAL ADU BUILDERS LLC
NORCAL ADU BUILDERS LLC is a CSLB-licensed California contractor holding Class B (General Building) licenses based in San Francisco, CA (San Francisco County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1104145. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
PELICAN ADU BUILDERS
PELICAN ADU BUILDERS is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Irvine, CA (Orange County). The license carries a $25,000 contractor's bond. Workers' compensation insurance is in force. CSLB License #1106515. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
A2Z ADUS
A2Z ADUS is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Riverside, CA (Riverside County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1114121. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
YARDNEST ADU
YARDNEST ADU is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Paso Robles, CA (San Luis Obispo County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1114573. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
WESTLAKE ADU LLC
WESTLAKE ADU LLC is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Granada Hills, CA (Los Angeles County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1119001. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
GOLDEN STATE ADU WORKS INC
GOLDEN STATE ADU WORKS INC is a CSLB-licensed California contractor holding Class A, B (General Building), C10 licenses based in Ceres, CA (Stanislaus County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1119120. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
BUNDLE ADU INC
BUNDLE ADU INC is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Orcutt, CA (Santa Barbara County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1121157. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
ART ADU CONSTRUCTION
ART ADU CONSTRUCTION is a CSLB-licensed California contractor holding Class B (General Building) licenses based in North Hills, CA (Los Angeles County). The license carries a $25,000 contractor's bond. Workers' compensation insurance is in force. CSLB License #1122109. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
THE ADU PRO INC
THE ADU PRO INC is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Chino, CA (San Bernardino County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1128679. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
XANADU BUILDERS INC
XANADU BUILDERS INC is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Elgin, IL. The license carries a $25,000 contractor's bond. Workers' compensation insurance is in force. CSLB License #1129878. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
NORTH BAY ADU & ADDITIONS
NORTH BAY ADU & ADDITIONS is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Santa Rosa, CA (Sonoma County). The license carries a $25,000 contractor's bond. Workers' compensation insurance is in force. CSLB License #1132251. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.
ADU INSTALLER
ADU INSTALLER is a CSLB-licensed California contractor holding Class B (General Building) licenses based in Rancho Santa Margarita, CA (Orange County). The license carries a $25,000 contractor's bond. Workers' compensation exemption is on file. CSLB License #1081678. California ADU (Accessory Dwelling Unit) projects typically require Class B or B-2 license holders for full-scope general contracting.