The United Windows  Story

United Windows is a manufacturer of replacement windows and new construction windows. Headquartered in Commerce, CA.  United brand windows are currently available in all of Southern California.

Founded in 1994, our goal is to manufacture high-quality replacement and new construction windows for homeowners and construction companies who want to make their homes safer, more attractive and energy-efficient.

Over the years, our company has offered several different vinyl products.  As the business evolved, so did the company’s focus. United Windows focuses on what it does best manufacturing residential replacement and new construction windows and patio doors.

We offer energy-efficient windows which enable you to see substantial energy savings.  We offer a 100% no-nonsense warranty on our Windows and Doors

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