About Us
Crafting Spaces, Nurturing Dreams: Our Story
Embark on a journey through the essence of ADU Cities, where every nail, beam, and blueprint is infused with our dedication to excellence since 1995. In the vibrant tapestry of Southern California and the Inland Empire, we stand out by turning visions of bespoke accessory dwelling units into sturdy, elegant homes. Our story is etched into the landscapes we’ve transformed and the communities we’ve uplifted. Here, innovation meets tradition, and every project intertwines our expertise with your aspirations. Learn about our roots, our mission, and the steadfast values that make us the trusted name in crafting your personal haven.
Blueprinting Progress: Our Mission & Vision
OUR WHY
OUR MISSION
ADU Cities is committed to revolutionizing the concept of living spaces in Southern California and the Inland Empire by constructing premium, bespoke ADUs that are as functional as they are beautiful. We are dedicated to providing a seamless and transparent design-build process, ensuring that each ADU we create enhances the lives of our clients and the vitality of their communities.
OUR FUTURE
OUR VISION
Our vision at ADU Cities is to be the leading force in the evolution of residential spaces, setting the standard for innovation, sustainability, and design in the ADU industry. We strive to craft unique dwellings that not only meet the changing needs of homeowners but also contribute to the enrichment of California’s diverse and dynamic neighborhoods. We envision expanding across California.
EXPLORE OUR PROCESS
Our process isn’t just about building units; it’s about crafting a legacy of homes that will stand the test of time. At ADU Cities, we meticulously refine every step, from the initial draft to the final touches, ensuring that we not only meet but exceed the dreams of those we serve. This dedication to our process is the cornerstone of our commitment to quality, sustainability, and the communities of Southern California and the Inland Empire.

- CEO OF ADU CITIES
01.

INITIAL CONSULTATION
We begin with a personal consultation to understand your vision, goals, and the specifics of your property. This is where we lay the foundation for a project tailored to your lifestyle and preferences.
02.

Design Development
Our team translates your ideas into a detailed design, utilizing the latest in ADU architecture to create a blueprint that is both innovative and reflective of your needs.
03.

Permitting and Approvals
Navigating the complexities of zoning and building codes, we manage the entire permitting process, ensuring that your ADU complies with all local regulations and standards.
04.

Site Preparation
We meticulously prepare your site for construction, addressing any challenges and setting the stage for a smooth and efficient building process.
05.

Construction Execution
Our skilled craftsmen bring the design to life, employing state-of-the-art construction techniques and high-quality materials to construct your ADU with precision and care.
06.

Final Walkthrough and Handover:
We conclude with a thorough walkthrough to ensure every detail aligns with our high standards and your expectations, culminating in the handover of your new ADU, ready for you to enjoy.
OUR TEAM
At the helm of ADU Cities is a seasoned leadership team, each member a beacon of expertise and vision in the ADU landscape. Our leadership teams innovative spirit has driven the company since its inception, each member brings together a diverse array of skills—from savvy real estate development to cutting-edge architectural design. Together, we are united by a shared commitment to excellence and a passion for creating spaces that enhance and transform community living. Our leaders are not just builders; they are pioneers in sustainable living and advocates for space efficiency, leading ADU Cities to set new standards in the industry and redefine the concept of home.

ADU Cities: A Timeline of Innovation and Impact
Brett Mars, our CEO, is a trailblazer in the real estate and construction industry with a storied career since 1995. Before venturing into the world of ADUs, he led one of the most rapidly expanding fire, water, and mold damage restoration companies, steering it to success before its sale. With over $100 million rehabbed and developed across residential and commercial properties, his expertise is unparalleled. Mars played a pivotal role in the reconstruction of New Orleans post-Katrina, showcasing not only his skill but his commitment to community revitalization. Now, at the helm of ADU Cities, he brings this rich legacy to Southern California and the Inland Empire’s housing landscape.

Foundation of Excellence
We embarked on our journey in real estate and construction, quickly establishing a reputation for integrity and superior craftsmanship.
Rapid Restoration Rise
Our venture into fire and water damage restoration marked a period of rapid growth, setting new benchmarks for service and expertise in the industry.
Rebuilding New Orleans
We took a central role in rebuilding New Orleans, pouring our hearts and skills into restoring homes and businesses post-Katrina.
A Shift to Development
We decided to sell our restoration enterprise to focus on the burgeoning opportunities in real estate development, managing projects worth over $100 million.
ADU Visionaries
Identifying the untapped potential of ADUs, we dived into research and development, aiming to create sustainable and efficient living solutions.
Birth of ADU Cities
Our vision for accessible, community-centric housing crystallized with the establishment of ADU Cities, merging our deep experience with forward-thinking ADU design and builds.
Unveiling Innovative Living
ADU Cities was officially launched as a full time endeavor, introducing state-of-the-art, custom ADU solutions to enhance the Southern California and IE lifestyle.
Surging Ahead as Start-Up
Despite our “start-up status”, ADU Cities has rapidly become a leading name in the ADU sector, known for turning properties into coveted, stylish, and functional living spaces.