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ADU Custom Home Source

California

ADU Builders, Prefab / Kit Providers

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Website

https://aducustomhomesource.com/

ADU Custom Home Source is a Riverside-based ADU builder and manufactured home company serving homeowners throughout Riverside County, San Bernardino County, Orange County, and parts of Los Angeles County. The company specializes in custom-manufactured homes and accessory dwelling units, providing homeowners with a streamlined, full-service approach from design and permitting through financing and installation.

Founded by Cherise L. Valenzuela, who brings more than 22 years of experience in manufactured housing, lending, and real estate, ADU Custom Home Source combines expertise across multiple industries to simplify the ADU development process for homeowners.

Full-Service Manufactured Home & ADU Solutions

ADU Custom Home Source focuses on designing, selling, and installing custom-built manufactured ADUs and secondary residential units tailored to each property and homeowner’s goals.

Their services include:

Custom-manufactured ADUs
Detached ADU construction
Granny flats and Casitas
In-law suite development
ADU design consultation
Permit coordination and zoning compliance
Financing assistance
Installation and project management

The company manages projects from initial concept through final installation, helping homeowners navigate permitting requirements, financing, and local building regulations.

Financing & Permitting Support

One of the company’s distinguishing features is its ability to assist with both financing and permitting under one roof. With in-house expertise in lending and real estate, ADU Custom Home Source helps clients explore multiple financing options, including:

Traditional home loans
ADU financing programs
Construction loans
Home equity loans
Flexible payment plans

They also manage local permitting and zoning approvals, helping homeowners comply with city and county ADU regulations throughout Southern California.

Customized ADU Options

As an accessory dwelling unit builder, ADU Custom Home Source offers customizable floor plans designed to accommodate different property layouts, budgets, and lifestyle needs.

Their ADU solutions can be used for:

Multigenerational living
Rental income opportunities
Guest accommodations
Home offices
Backyard cottages and secondary housing

Projects typically range from compact ADUs to larger detached units depending on local zoning allowances and site conditions.

Commitment to Simplifying the ADU Process

ADU Custom Home Source aims to reduce the complexity often associated with ADU construction by providing integrated services across design, financing, permitting, and installation. Their experience with Southern California regulations and manufactured housing solutions allows homeowners to move through the process with greater clarity and efficiency.

Business Hours

Monday: 9:00AM - 5:00PM
Tuesday: 9:00AM - 5:00PM
Wednesday: 9:00AM - 5:00PM
Thursday: 9:00AM - 5:00PM
Friday: 9:00AM - 5:00PM
Saturday: 9:00AM - 5:00PM
Sunday: CLOSED

Service Area

California

1217 Sixth St., Unit 2A, Norco, CA 92860

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