Attached ADU near San Marcos, CA
Custom Home Builders Malibu
42400 Winchester Road, Temecula, CA 92590
25.5 miles
Custom Home Builders Malibu specializes in ADU construction, backyard Casitas & granny flats. They offer turnkey design-build services, handling permits & compliance with California ADU laws for legal, independent living spaces.
read more
Kaminskiy Home Remodeling
12396 World Trade Drive, San Diego, CA 92128
11.9 miles
Kaminskiy Home Remodeling builds ADUs in San Diego, including granny flats, garage conversions, JADUs & basement units. Boost property value, earn rental income, or house family. Serving Poway, La Jolla, Encinitas & more.
read more
Harmony Design & Build
1804 Garnet Avenue, San Diego, CA 92109
23 miles
Harmony Design & Build specializes in ADU construction in San Diego, CA. Services include detached ADUs, garage conversions, attached units & custom designs. Ideal for rental income, in-law suites & added property value.
read more
Mee Builders
8400 Miramar Road, San Diego, CA 92126
16.9 miles
Mee Builders is a San Diego ADU contractor offering detached, attached, garage conversion, above-garage, and JADU construction. They ensure California Energy Code compliance, local permitting, and maximize density under San Diego zoning regulations.
read more
Suncoast Construction Inc.
428 Sleeping Indian Road, Vista, CA 92057
10.1 miles
Suncoast Construction Inc. is a licensed ADU contractor in Oceanside, CA, building detached ADUs, garage conversions, JADUs & attached units per Oceanside's 2022 ADU Ordinance. No short-term rentals permitted.
read more
La Tour Builders
23362-G Via Fabricante, Mission Viejo, CA 92691
43.9 miles
La Tour Builders offers expert ADU construction in Laguna Niguel, CA, including garage conversions, detached units & attached additions. Licensed, insured & code-compliant, they help homeowners add rental income or multigenerational living space.
read more
San Diego Granny Flat ADU Builders Construction
1200 Paseo Magda, Chula Vista, CA 91910
35.5 miles
Family-owned Home Kitchen Bath Remodeling of San Diego offers 20+ years of expert kitchen, bathroom, ADU, flooring, and interior remodeling services. Competitive pricing, 3D design, guaranteed completion dates, and financing options available.
read more
CSL Quality Construction
659 3rd Avenue, Chula Vista, CA 91910
35.4 miles
CSL Quality Construction is a trusted ADU contractor in San Diego County, offering full-service design, permits, construction, and renovations. ADUs can boost property value by 20–30% and generate rental income.
read more
OnePhase Inc
San Diego, CA
28.9 miles
OnePhase Inc is a San Diego ADU contractor offering end-to-end construction services. Specializing in garage conversions, detached ADUs, JADUs, and granny flats, they navigate permitting, fee exemptions, and the ADU Bonus Program to maximize project feasibility.
read more
KSH Construction
3755 Avocado Boulevard, La Mesa, CA 91941
29.5 miles
KSH Construction begins each project with a Discovery Call to discuss pricing, timelines, and fit, followed by an in-home consultation where the team measures the space and identifies structural, plumbing, or electrical constraints.
read more
Nj Design & Build
3675 Ruffin Road, San Diego, CA 92123
22.6 miles
ADU Home Pros
9007 Olive Drive, Spring Valley, CA 91977
28.9 miles
Pro Services General Contractors of San Diego is a family-run remodeling company with 20+ years of experience. Services include kitchen & bathroom remodeling, ADUs, flooring, tile, painting & new construction. Competitive pricing, 3D design & guaranteed completion dates.
read more
IL Total Design
9655 Granite Ridge Drive, San Diego, CA 92123
23 miles
IL Total Design & Build is a San Diego ADU specialist offering full-service design, permitting, and construction for granny flats, garage conversions, detached ADUs, and JADUs. They also provide home additions and remodeling across San Diego County.
read more
Ten Seventy Architecture
4411 30th Street, San Diego, CA 92116
26.2 miles
Ten Seventy Architecture offers ADU design services in San Diego, led by Sean Canning. Specializing in detached ADUs, garage conversions & JADUs, they handle design to permitting. Costs start at $250–$300/sqft, with a $20K minimum design fee.
read more
Gary Faith Construction
7313 Carroll Canyon Road, San Diego, CA 92121
17.3 miles
Gary Faith Construction is a licensed ADU contractor in San Diego specializing in detached ADUs, garage conversions, and above-garage units. Serving San Diego County, they manage projects from consultation to completion, ensuring full compliance with local zoning laws.
read more
Other cities in California
What you need to know
Searching for top Attached ADU ADU Contractors in San Marcos, 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 San Marcos 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.
San Marcos 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 San Marcos, California, and get started today.