ADU Maxx

4401 Atlantic Avenue, Long Beach, CA 90807 21.2 miles

Orange Innovation

4949 Bilmoor Avenue, Tarzana, CA 91356 24.1 miles

Orange Innovation Inc is an ADU builder offering full-service design, engineering, and construction. Specializing in detached ADUs, granny flats, and in-law suites, they manage projects from concept to completion with a focus on budget and timeline.

Green Remodeling Solutions

7445 Topanga Canyon Boulevard, Canoga Park, CA 91303 28.8 miles

Licensed Eco-Friendly

Green Remodeling Solutions (GRS) is a Los Angeles home remodeling company offering kitchen, bathroom, ADU construction, roofing, solar, and more. Licensed contractors guide homeowners through every project, including permits and zoning.

ADU Services Tarzana

18340 Ventura Boulevard, Tarzana, CA 91356 24.7 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 commercial, residential, industrial markets and more. We have a management team that has 30+ years of experience to ensure a smooth project, such as full communication with the client, timely scheduling, great customer service and attention to details.

YOR - ADU & Garage Construction

7833 Bothwell Road, Reseda, CA 91335 26.1 miles

Licensed

Y.O.R. Construction & Investments is a licensed Southern California general contractor (Lic. #978430) offering residential & commercial services including remodeling, room additions, pool construction, and ADU/garage conversions.

Joseph Construction

4695 MacArthur Ct, Newport Beach, CA 92660 34.4 miles

Licensed 30 years in business

Joseph Construction Builders LLC is a licensed detached ADU builder in Newport Beach & Costa Mesa, CA, with 30+ years of experience. Services include detached ADUs, garage conversions, JADUs, and home additions across Orange County.

Daniel's Development Group

22025 San Miguel Street, Woodland Hills, CA 91364 27.6 miles

Daniel's Development Group builds ADUs in Los Angeles, including attached, detached, garage conversions & JADUs. Permits cost ~$6,000. Rental income averages $2,500/month. Free consultations available.

Kyra Construction

15233 Ventura Boulevard, Sherman Oaks, CA 91403 20.3 miles

Kyra Construction is an experienced ADU contractor offering detached ADUs, garage conversions, in-law suites, JADUs, granny flats, and backyard cottages. They handle permits, zoning, and full construction, delivering quality accessory dwelling units tailored to each homeowner.

America Green Builders

6601 Alcove Avenue, North Hollywood, CA 91606 15.5 miles

20 years in business

America Green Builders (AGB) is a Los Angeles general contractor with 20+ years of experience offering kitchen remodeling, bathroom renovation, room additions, ADU garage conversions, custom homes, pool construction, and hardwood flooring.

Albera Construction

4001 Inglewood Ave. #101-219, Redondo Beach, CA 90278 21.3 miles

Licensed Free Consultation Turnkey Solutions

Albera Construction builds custom ADUs in Los Angeles County, including detached units, garage conversions, and JADUs. Licensed contractor #1079656, serving South Bay, Beach Cities, and Greater LA. Full project management from design to permits.

LA Family Builders

6355 California 27, Los Angeles, CA 91367 19.4 miles

Turnkey Solutions

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.

My Space Remodeling Inc.

24313 Main Street, Newhall, CA 91321 29.6 miles

Licensed

My Space Remodeling Inc. is a licensed ADU contractor in Westlake Village, CA, specializing in ADU design, construction, and garage conversions. They offer free estimates, financing, and hold an A+ BBB rating.

EAM Development & Construction

15300 Ventura Boulevard, Sherman Oaks, CA 91403 20.3 miles

Licensed Eco-Friendly

EAM Development & Construction is a California-based licensed contractor specializing in ADU and JADU garage conversions. Services include design, permitting, structural work, energy-efficient systems, and full construction compliant with California building codes.

South Land Remodeling

15021 Ventura Boulevard, Los Angeles, CA 91403 20 miles

Licensed 20 years in business

South Land Remodeling is an LA-based ADU contractor with 20+ years of experience. They offer full-service ADU construction, garage conversions, room additions, and permit management across Los Angeles and the San Fernando Valley.

LA ADU Solutions Inc.

Los Angeles, CA 90012 8.8 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 income potential up to $4,000/month.

Other cities in California

What you need to know

Building ADUs in San Marino: Navigating a Prestigious and Historically Conscious City

San Marino, California, is one of the most affluent and architecturally distinctive cities in Los Angeles County. Known for its grand estates, tree-lined streets, and strict preservation of its upscale residential character, San Marino presents a unique environment for ADU contractors. The city's strong emphasis on architectural harmony and neighborhood aesthetics means that building an Accessory Dwelling Unit (ADU) in San Marino requires careful planning, experienced professionals, and a deep understanding of local regulations.

San Marino ADU Regulations and Zoning Requirements

San Marino follows California state ADU law, which mandates that cities allow ADUs on single-family residential lots. However, the city enforces its own design standards to ensure that new ADUs blend seamlessly with the existing architectural character of the neighborhood. ADU contractors in San Marino must be well-versed in these local requirements, which may include:

Why Hiring a Local ADU Contractor in San Marino Matters

Working with an experienced ADU contractor familiar with San Marino is essential. The city's Planning and Building Department has specific review processes, and permit approvals can be more detailed compared to neighboring cities. A knowledgeable contractor will help homeowners navigate the ADU permit process in San Marino, prepare accurate architectural drawings, and ensure full compliance with both state and local codes. This reduces costly delays and ensures your project moves forward efficiently.

Types of ADUs Commonly Built in San Marino

Given the large lot sizes typical of San Marino properties, homeowners have several ADU options available to them:

Maximize Your San Marino Property Value with a Quality ADU

Adding an ADU to your San Marino property is a smart investment. With median home values among the highest in Southern California, a well-designed ADU can significantly increase property value and generate rental income. Professional ADU contractors in San Marino understand how to deliver high-quality construction that meets the city's elevated standards while maximizing your return on investment. Contact a qualified local ADU contractor today to explore your options and begin the planning process.

ADU Contractors near San Marino, CA