Harding Design & Construction

4040 East Vermont Street, Long Beach, CA 90814 26.3 miles

Jean Prescott Studio

120 Newport Center Dr, Newport Beach, CA 92660 33 miles

Jean Prescott Studio offers ADU design, construction, and home remodeling services in San Clemente. Services include kitchen remodels, bathroom renovations, room additions, permit management, and custom ADU plans for rental income or flexible livi... read more

Eureka Modular

2553 Sampson Avenue, Corona, CA 92879 23.2 miles

Prefab Specialist Eco-Friendly

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

Potato Construction

8326 East Valley Boulevard, Rosemead, CA 91770 11.8 miles

Licensed 15 years in business

Potato Construction Inc., based in Rosemead, CA, is a licensed ADU contractor with 15+ years of experience. They build detached ADUs, garage conversions, attached ADUs, and JADUs across the San Gabriel Valley and greater Los Angeles area.

Tracy A. Stone Architect

2041 Blake Avenue, Los Angeles, CA 90039 22 miles

Eco-Friendly

Garage converted to pool house ADU by Tracy A. Stone Architect, featuring a north-south roof ridge for Tesla Solar Roof optimization, backyard visual connectivity, and a dramatic overhang for summer shading and energy efficiency.

ADU Services Tarzana

18340 Ventura Boulevard, Tarzana, CA 91356 38.1 miles

Milanco Building Group (MBG) is a certified general contracting company that offers extremely competitive prices while working under all the proper licenses and insurances.

We are a full turn-key company that performs projects in the commerc... read more

LA Developing Inc.

8504 Firestone Boulevard, Downey, CA 90241 17.7 miles

An Accessory Dwelling Unit (ADU) adds value, rental income, and flexibility to your property. LA Developing Inc. specializes in ADU construction in Los Angeles, offering garage conversions, detached builds, and attached additions with full project... read more

YOR Construction & Investments

12135 Miranda Street, Valley Village, CA 91607 30.6 miles

An ADU (accessory dwelling unit) is a secondary home on a residential lot. Garage conversion ADUs are cost-effective, blending with existing homes. YOR Construction & Investments specializes in Los Angeles ADU garage conversions.

The Los Angeles ADU Builders

240 South Beverly Drive, Beverly Hills, CA 90212 30.1 miles

Licensed

Los Angeles ADU Builders is a licensed ADU contractor in Beverly Hills offering custom ADU design, garage conversions, detached ADUs, JADUs & in-law suites. CSLB certified, fully insured, with expert permit handling & transparent pricing.<... read more

Socal Upgrades ADU

1288 North Verdugo Road, Glendale, CA 91206 20.5 miles

Licensed Free Consultation In-House Architect

SoCal Upgrades is a full-service ADU contractor in Los Angeles & Glendale, specializing in detached ADUs, garage conversions, JADUs & granny flats. They handle design, permits, construction & financing for a seamless, turnkey experience. read more

MyADU4Less

579 West County Line Road, Calimesa, CA 92320 46.5 miles

Licensed 45 years in business Prefab Specialist

MyADU4Less is a Southern California ADU builder specializing in prefabricated accessory dwelling units. Offering models from 160–1,200 sq ft, they handle design, permitting, and construction. CalHFA grants up to $40,000 may apply.

Delcoi

21650 Oxnard Street, Woodland Hills, CA 91367 41.6 miles

Delcoi is an ADU contractor specializing in granny flats, casitas, in-law suites, detached ADUs, garage conversions, and backyard cottages. They handle permits, regulatory compliance, and quality construction to maximize living space and rental in... read more

Velmor Construction

19559 Vanowen Street, Los Angeles, CA 91335 38.4 miles

Velmor Construction offers full-scope ADU construction in Reseda, covering custom design, permitting, and build. Services include detached ADUs, garage conversions, and in-law suites using quality materials and local code compliance.

Fontana General Contractors

14189 Foothill Boulevard, Fontana, CA 92335 22.1 miles

Eco-Friendly Luxury Builds

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.

Premium ADU

5161 Lankershim Boulevard, North Hollywood, CA 91601 28.6 miles

4 years in business Luxury Builds

Premium ADU is a Los Angeles ADU specialist offering design, permitting, and construction of detached ADUs, garage conversions, and JADUs. Operating since 2021 with an in-house team, projects typically complete in 6–12 months.

Other cities in California

What you need to know

ADU Contractors in Covina, CA: Building in the San Gabriel Valley

Covina, a vibrant city nestled in the San Gabriel Valley of Los Angeles County, has seen a growing demand for Accessory Dwelling Units (ADUs) as housing costs continue to rise throughout Southern California. With its tree-lined streets, established single-family neighborhoods, and proximity to major freeways like the I-10 and SR-39, Covina presents excellent opportunities for homeowners looking to maximize their property value through ADU construction. Experienced ADU contractors in Covina understand the unique character of this community and are well-versed in navigating local building requirements.

Covina ADU Regulations and Permitting Requirements

ADU contractors working in Covina must comply with both California state ADU laws and the City of Covina's local ordinances. Following California's landmark ADU legislation, Covina has aligned its policies to streamline the approval process. Key regulations that contractors and homeowners should be aware of include:

What to Expect When Hiring ADU Contractors in Covina

Hiring a qualified ADU contractor in Covina, California means working with professionals who handle every phase of the project, from initial design and permit applications to final inspections. The permitting process is managed through the City of Covina's Building and Safety Division, and experienced contractors know how to prepare complete, code-compliant plans to minimize delays. Typical ADU projects in Covina include garage conversions, detached backyard cottages, and basement conversions — all popular options given the city's existing housing stock.

Benefits of Adding an ADU to Your Covina Property

Homeowners in Covina have strong financial incentives to invest in ADU construction. Some of the most compelling benefits include:

Find Trusted ADU Contractors in Covina Today

When searching for reliable ADU contractors in Covina, CA, look for licensed professionals with proven experience in Los Angeles County projects, strong local references, and a thorough understanding of California's evolving ADU laws. A skilled contractor will guide you through design, permitting, construction, and final inspection — ensuring your ADU project is completed on time, within budget, and fully compliant with all Covina building regulations.

ADU Contractors near Covina, CA