United Builders

Your Trusted General Contractor

Windows

Enhance Your Home with Window Solutions

See more

Doors

Elevate Your Entryways with Stylish and Secure Doors

See more

Welcome
to United Builders!

We are a General Contractor, not just a window installer, so we do the jobs other companies don’t want to do.

For example: carpentry (replacing rotten wood), new headers, drywall , stucco, skywall windows , opening up walls, and reducing/enlarging window sizes.

If you don’t want to continue to pay high energy bills & don’t want to overpay for new windows.

Then United Builders can give you all the benefits of highly energy efficient windows at better prices than our competitors.

How do we do that?

We are a family owned company with 19 years in business, without the huge advertising costs. We don’t pay the industry average of 15-20% sales commission, since the owner gives all estimates himself. Read our nearly 500 reviews on Home Advisor.

Why choose United Builders?

Superior Quality and Best Prices!

See Products

So what makes United Builders special when it comes to Residential & Commercial Window & Door Replacement in Rancho Cucamonga, Chino Hills & Fontana? Most companies must pass their advertising costs and commissions to the customer to recoup expenses. Because we pay no sales commissions or hefty advertising expenses, we can save you as much as 20-50% over our competitors for the exact same products! Rest assured, we sell and install only high-quality, energy-efficient products of windows & doors, not low-grade builder materials.

Diverse Solutions

Explore Our Extensive Product Range, Financing Options, and Professional Installation Services

Variety of Products

At United Builders we also install special products of residential and commercial windows and doors such as bay windows and vinyl greenhouse windows. We have a variety of options to meet all your window or door needs. Check with your sales representative to discuss your exact needs. At United Builders we have solutions for almost any of your window or door needs.

We Offer Financing

We now offer financing on our Window door replacement in Rancho Cucamonga, Chino Hills Fontana. This special program offers 100% financing, no up-front fees of costs, same as cash, and no prepayment penalties. Please call for more information rewarding this special offer.

Professional Installation

United Builders has installers with many years experience in the window installation business, which guarantees consistency and a quality job – every time. At United Builders we only use professional grade products. We believe that by offering superior products our customers will remain satisfied for many years.

Family Owned

United Builders is a family owned company committed to excellence and doing the job right, the first time. Over the years we have assembled a team of well paid and experienced master carpenters. Our reputation speaks for itself, 75% of our new business comes directly from customer referrals. United Builders is dedicated to Competitive Pricing and Superior Customer Service.

Quality Products & Service

we sell and install only high-quality, energy-efficient products of windows & doors, not low-grade builder materials. Because we pay no sales commissions or hefty advertising expenses, we can save you as much as 20-50% over our competitors for the exact same products! Rest assured,

Do you need our Services? Click here and see more

Do you need our Products? Click here and see more

Recents Projects

Please browse through recent Window and Door replacement projects from United Builders.

See more projects

Window ReplacementTustin, CA

Sliding Window Replacement Riverside, CA

Window Replacement Wrightwood, CA

Voices
of Our Customers

See all