Residential Construction Across Southern California
CoreFrame Builders proudly provides high-quality residential construction services to homeowners throughout Southern California, helping families create homes that better support their lifestyle, investment, and future.ction and personalized service.
Local Expertise You Can Count On

Choosing a local contractor means working with a team that understands the unique requirements of building in your community. From permitting and local building requirements to project planning and construction, CoreFrame Builders provides knowledgeable guidance and dependable craftsmanship every step of the way.
Whether you're planning an Accessory Dwelling Unit, expanding your home, remodeling your living space, or building a custom home, we're committed to delivering an organized and transparent construction experience tailored to your goals.
As we continue to grow, we're proud to serve homeowners across Southern California while building lasting relationships within the communities we work in.
Areas We Proudly Serve
Our team is committed to providing professional residential construction services throughout Southern California. Explore the communities we proudly serve to learn how CoreFrame Builders
can help with your next residential construction project.
La Verne
Homeowners in La Verne trust CoreFrame Builders for thoughtfully planned ADUs, home additions, whole home remodeling, and custom home construction designed to improve everyday living and increase long-term property value.
Glendora
From custom ADUs and seamless home additions to complete remodels and custom homes,
CoreFrame Builders helps Glendora homeowners maximize their property's potential with quality craftsmanship and organized project management.
San Dimas
We proudly provide homeowners in San Dimas with residential construction services that create more functional living spaces, enhance property value, and support their long-term goals through thoughtful planning and expert craftsmanship.
Claremont
CoreFrame Builders helps Claremont homeowners preserve the character of their homes while creating modern, functional living spaces through ADU construction, remodeling, home additions, and custom home construction.
Upland
Whether you're planning a home addition, building an ADU, remodeling your existing home, or constructing a custom residence, CoreFrame Builders proudly serves homeowners throughout Upland with dependable residential construction solutions.
OUR SERVICES
Residential Construction Services
No matter where you call home, CoreFrame Builders offers residential construction solutions designed to fit your family's needs and long-term goals.
ADU Construction
Build a custom Accessory Dwelling Unit that creates flexible living space, supports multigenerational living, or generates rental income while increasing your property's value.


Home Additions
Expand your existing home with beautifully integrated additions that provide the extra space your family needs without relocating.
Whole Home Remodeling
Reimagine your home's layout, functionality, and style with comprehensive remodeling solutions tailored to your lifestyle.


Custom Home Construction
Create a one-of-a-kind home designed specifically around your vision, preferences, and future plans.
Supporting Construction Services
Our team self-performs many key phases of construction to maintain quality, consistency, and greater control throughout every project.

Why Homeowners Choose CoreFrame Builders

Homeowners throughout Southern California choose CoreFrame Builders because we combine technical expertise with a personalized approach that keeps your goals at the center of every project.
When you work with our team, you can expect:
- Honest recommendations based on your project's needs.
- Organized planning and professional project management.
- Detailed proposals with clear expectations.
- Quality craftsmanship built to last.
- Transparent communication from beginning to end.
- A commitment to delivering long-term value for your home.
Our goal is to make every construction project as smooth, informed, and rewarding as possible.
OUR RECENT WORK
Featured Projects
Every project reflects our commitment to thoughtful planning, quality craftsmanship, and creating spaces that improve everyday living.

Fifth Street ADU Conversion
A home addition and garage-to-ADU conversion designed to create approximately 750 square feet of additional living space while increasing long-term rental income potential.
Sixth Street ADU Project
A residential expansion featuring a home addition, detached ADU, and attached garage built to maximize living space, functionality, and long-term property value.
LaRue Home Addition Project
A garage conversion and custom home addition completed to support multigenerational living with thoughtfully designed spaces and seamless interior upgrades.
Villa Park Valley Whole Home Remodel
A complete renovation of a luxury estate featuring a full interior remodel, redesigned outdoor living spaces, an expanded pool, and custom home theater.
Villa Park Windsor Whole Home Remodel
A full-scale home reconstruction that expanded an existing residence with luxury living spaces, a detached theater, resort-style outdoor amenities, and premium finishes.
HOA Pool & Spa Renovation
A commercial HOA renovation featuring a 30,000-gallon pool, 5,000-gallon spa, reconstructed concrete decking, new finishes, and restored wrought iron fencing.
Cypress Whole Home Remodel
A complete 2,900-square-foot home renovation featuring six bedrooms, four bathrooms, a modern interior redesign, and a reconstructed front entry for improved flow.
TESTIMONIALS
What Homeowners Are Saying
★ ★ ★ ★ ★
Andrea C. – Covina, CA
"We had Brilliant and his crew remodel our house. It was a huge undertaking, and they did an amazing job. No complaints here! We would highly recommend them. Thank you so much, Brilliant!"
★ ★ ★ ★ ★
Joseph G. – Glendora, CA
"We recently hired CoreFrame Builders for a major remodel that included our kitchen, bathrooms, and the removal of a load-bearing wall. From start to finish, they were professional, organized, and communicative. The quality of their work exceeded our expectations, they completed the project on schedule, and stayed within the agreed budget—something that's hard to find with remodeling projects. We couldn't be happier with the results and would highly recommend CoreFrame Builders to anyone looking for a reliable and skilled contractor."
★ ★ ★ ★ ★
Robert L. – San Francisco, CA
"Great job from start to finish. The team was transparent, informative, and paid close attention to every detail. I was pleasantly surprised by how quickly the project was completed, and I'm grateful to CoreFrame Builders for turning our vision into reality."
★ ★ ★ ★ ★
Catherine P. – Ontario, CA
"I've had the pleasure of working with Brilliant Tran and CoreFrame Builders as one of my trusted general contractors, and it's always a great experience. Their professionalism, courtesy, and commitment to exceptional service and quality workmanship have made every project enjoyable. I highly recommend CoreFrame Builders to anyone looking for a contractor they can trust."
★ ★ ★ ★ ★
Gerald S. – Pasadena, CA
"I worked with Brilliant Tran after my roof began leaking, and the entire experience was outstanding. The project was handled professionally from beginning to end, and I wouldn't hesitate to work with CoreFrame Builders again. Highly recommended!"
★ ★ ★ ★ ★
Jesus L. – San Dimas, CA
"CoreFrame Builders is a professional, licensed contractor specializing in residential construction. From home additions and ADUs to new home construction and repairs, their team pays close attention to detail and consistently delivers quality craftsmanship throughout every stage of the project."
★ ★ ★ ★ ★
Andrea C. – Covina, CA
"We had Brilliant and his crew remodel our house. It was a huge undertaking, and they did an amazing job. No complaints here! We would highly recommend them. Thank you so much, Brilliant!"
★ ★ ★ ★ ★
Joseph G. – Glendora, CA
"We recently hired CoreFrame Builders for a major remodel that included our kitchen, bathrooms, and the removal of a load-bearing wall. From start to finish, they were professional, organized, and communicative. The quality of their work exceeded our expectations, they completed the project on schedule, and stayed within the agreed budget—something that's hard to find with remodeling projects. We couldn't be happier with the results and would highly recommend CoreFrame Builders to anyone looking for a reliable and skilled contractor."
Frequently Asked Questions
What areas does CoreFrame Builders currently serve?
CoreFrame Builders proudly serves homeowners throughout La Verne, Glendora, San Dimas, Claremont, and Upland, providing ADU construction, home additions, whole home remodeling, custom home construction, and supporting residential construction services. If your city is nearby, feel free to contact us to discuss your project.
Do you offer ADU construction throughout your service areas?
Yes. ADU construction is one of our primary specialties, and we proudly provide this service to homeowners throughout our service area.
Can you help with local permitting requirements?
Yes. We guide homeowners through planning, permitting, and local approval processes to help simplify the construction journey.
Do you travel outside your listed service areas?
Depending on the project, we may be able to accommodate nearby communities. Contact us to discuss your location and project.
What residential construction services do you provide?
We specialize in ADU construction, home additions, whole home remodeling, custom home construction, and supporting residential construction services.
Do you work with homeowners planning their first construction project?
Absolutely. We help homeowners understand every stage of the construction process so they can make informed decisions with confidence.
Can you manage the entire construction project?
Yes. We oversee planning, coordination, construction, and communication from beginning to final completion.
What makes CoreFrame Builders different?
Our commercial construction experience, organized project management, transparent communication, and commitment to quality set us apart from many residential contractors.
Do you only work in your listed service areas?
Our primary service areas include La Verne, Glendora, San Dimas, Claremont, and Upland. If your project is located in a nearby Southern California community, contact us to discuss your location. Depending on the project, we may be able to accommodate surrounding areas.
How do I get started?
Schedule a consultation with our team to discuss your project goals, ask questions, and begin planning your residential construction project.
GET IN TOUCH WITH US
Let's Build in Your Community
Whether you're planning an ADU, expanding your home, remodeling your existing space, or building a custom residence, CoreFrame Builders is ready to help you build with confidence wherever you call home.
Let's bring your vision to life with thoughtful planning, quality craftsmanship, and a construction experience centered around your goals.

