ADU Professionals – Accessory Dwelling Unit Builders in Corona, CA
ADU Professionals is a Corona, California-based company specializing in the design and construction of Accessory Dwelling Units (ADUs). Operating since 1999, they focus on helping homeowners create additional living spaces that serve a range of purposes — from rental income to multigenerational family living. Their approach combines thoughtful planning, quality materials, and practical craftsmanship to deliver functional results on residential properties.
The team at ADU Professionals has developed a refined process over the years, drawing on experience across a variety of project types and lot configurations. Their work as an ADU contractor and accessory dwelling unit builder reflects a commitment to clear communication, attention to detail, and solutions built to last. Each completed project has contributed to a growing body of knowledge that informs how they approach new builds.
Robert Russo, a licensed real estate agent serving Corona and the broader Inland Empire area (CA DRE# 00545858), is part of the ADU Professionals team. With extensive experience in the local real estate market, Robert brings added value to clients by helping them understand how ADUs can increase property value, generate rental income, or accommodate multigenerational living arrangements. His familiarity with the Riverside County market makes him a practical resource for homeowners navigating the ADU process.
ADU Floor Plans Offered
ADU Professionals offers a selection of pre-designed floor plans suited to different household needs and lot sizes. Each plan is designed to meet common zoning requirements while maximizing usable space. The following options are currently available:
- The Enso – A 1-bedroom, 1-bathroom detached ADU at 500 sq ft. This compact layout features an open living and kitchen area, a full-sized bedroom with closet, and a contemporary bathroom. Optional vaulted ceilings and energy-efficient appliances are included. Well-suited for urban infill, backyard cottage builds, or standalone rental units.
- The Satori – A 2-bedroom, 2-bathroom ADU at 749 sq ft. The open-concept floor plan connects living, dining, and kitchen areas. Features include contemporary cabinetry, energy-efficient windows, and optional vaulted ceilings. Designed as a practical option for small families, professionals, or as a granny flat or guest unit.
- The Luma – A 2-bedroom, 2-bathroom layout at 1,000 sq ft. This plan includes a primary suite with walk-in closet and en-suite bathroom, a second bedroom suitable for guests or a home office, and an open-concept kitchen with island or breakfast bar. A solid option for those seeking a Casita-style or in-law suite build.
- The Rin – A 3-bedroom, 2-bathroom ADU at 1,200 sq ft. The largest of the available plans, The Rin features an expansive open living area, a primary suite with walk-in closet and private bath, two additional bedrooms, and generous storage throughout. Designed for families or homeowners seeking a high-yield rental or multigenerational housing solution.
All floor plans are designed with energy efficiency in mind and are intended to fit on a wide range of residential lots. Each layout can be adapted to suit specific site conditions and homeowner preferences.
Project Portfolio and Upcoming Services
ADU Professionals maintains an active project gallery showcasing completed builds across the region. Past projects include work in San Joaquin, Encinas, Hot Springs Road, and 8th Street locations, offering prospective clients a view of the range and quality of their completed work as an ADU builder.
In addition to construction services, ADU Professionals is developing a continuing education course focused on Accessory Dwelling Units. This course is intended for those looking to deepen their understanding of the ADU process, whether as homeowners, investors, or real estate professionals. Registration information is available through their website.
For homeowners in the Corona and Inland Empire area considering a garage conversion contractor, a new detached unit, or any form of accessory dwelling, ADU Professionals offers a structured process and a portfolio of completed projects to reference when evaluating their services.