WhiteSquare Windows

Top Window Installation Service in Santa Clara County

WhiteSquare Windows

Serving All of Davis County


The right window can make all the difference in your home. Not only can it elevate the appearance of any room, but it can also improve your day-to-day comfort and well-being. At WhiteSquare Windows, we understand the importance of finding the perfect window for your home. That's why we offer custom window installation and replacement services to help you achieve the look, longevity, and energy efficiency you are looking for. We work with the highest quality windows from top manufacturers to provide our customers with professional workmanship and customer service that are second to none.


As the premier window installation company in Santa Clara County, WhiteSquare Windows has years of experience completing custom window installations and replacements. Our highly skilled and experienced team delivers top-quality workmanship with exceptional attention to detail in order to ensure each and every window installation meets the highest standard. We always strive for full customer satisfaction in everything that we do, and our commitment to quality ensures that our customers will enjoy long-term comfort and energy efficiency.

Our team offers fast, reliable, and affordable window installation and window replacement services for homes and businesses throughout Santa Clara county. We work with products from the leading window manufacturers in the country to bring our customers quality window installations that will last. We can assist with any custom window installation need, as well as window glass replacement, window repairs, and more. Whether you are looking for a standard sliding window for the bedroom or a decorative garden window for the kitchen, we can help you find the perfect solution to fit your space and your budget. We pride ourselves on our customer service and our ability to deliver quality window installations that meet or exceed our client's expectations.

plastic vinyl window

We are a window installation company that specializes in vinyl windows. We offer a wide range of vinyl window solutions to fit your needs and provide you with beautiful, long-lasting windows that will enhance your home’s value, aesthetic, and comfort. Vinyl windows are the preferred option for builders, architects, and homeowners alike thanks to their numerous advantages, as well as their budget-friendliness. When you need a replacement window that is resilient against the elements, easy to clean and maintain, and highly customizable, vinyl windows are a perfect choice. We are dedicated to providing our customers with high-quality vinyl windows at an affordable price.

fiberglass window modern design

When it comes to window installation, fiberglass windows are the best choice for those who want windows that are both strong and resilient. Fiberglass windows are known for their outstanding durability and ease of maintenance, typically boasting a lifespan of over a decade with proper installation and care. In addition to their high performance, they also maximize the glass-to-frame ratio to provide ample natural lighting and unobstructed views. If you are looking to invest in windows that will serve your home well for years to come, contact us to learn more about our fiberglass window installation and replacement service.

garden window design

At WhiteSquare Windows, we understand that windows play an important role in both the function and the aesthetic of a home. That's why we offer custom window installation services for all types of spaces. Garden windows are a beautiful option that can help to brighten a room and provide a perfect place to display favorite items. Our team of experts can work with you to design and install a garden window that is both stylish and functional. We offer a variety of window styles and sizes to choose from, so you're sure to find the perfect option for your home.

aluminum sliding window

Sliding windows are a popular choice for window installation in a wide range of different placements and architectural styles. The expansive glass panels provide generous natural lighting and wide-open views, making them an attractive and highly desirable option for any space. Whether you are looking to install a small second-story bedroom window or a floor-to-ceiling wall of windows for the main floor dining room, sliding windows can be a great choice. Sliding windows are easy to open and close, making them a practical option for high-traffic areas such as the kitchen or living room. They are also available in a variety of different materials, including wood, aluminum, and vinyl, allowing you to choose the best option for your home.

mahogany double hung windows

Our team specializes in window installation and can help you choose a window style that will perfectly complement your home. Single-hung and double-hung windows provide an elegant, classic look that is perfect for historical or traditional homes. They can allow ample sunlight and airflow into the home while enhancing security and energy efficiency when fully shut. Our team will work with you to choose a window style and design that will enhance the beauty of your home while delivering the level of performance you are looking for at an affordable cost. Contact us today to schedule a consultation.

brown canvas awning over house window

We offer professional installations for all types of windows, including sliding windows, single-hung windows, double-hung windows, casement windows, awning windows, garden windows, and more. The large variety of available window styles ensures there is always an option that will deliver the aesthetic and functionality you are looking for. Casement windows and awning windows can be wonderful additions to any home, seamlessly pairing with other window styles to achieve a visually pleasing configuration. Our team of skilled installers will work diligently to ensure your new windows are installed correctly and look great. Call us today to get started on your window installation project!


WhiteSquare Windows is your go-to source for high-quality window installation and replacement services. We also offer a wide selection of custom window options to choose from. To find out more about our services or to inquire about our selection of custom window options, please contact us directly. Our team will be glad to help you arrange a consultation with one of our window experts at your convenience. We’ll happily answer any questions you may have, as well as discuss your needs, in order to determine how we can best serve you. Based on what you are looking for, we can provide you with a complimentary quote for your window installation or window replacement. Simply complete our convenient contact form, or give us a call at the telephone number provided. WhiteSquare Windows is here to help you find the perfect window solution for your home or business!

caucasian man in his 40s

"We had our windows replaced by WhiteSquare Windows and we couldn't be happier! The process was quick and easy and the results are amazing. Our new windows have completely transformed our home - they're so much brighter and more energy-efficient. We would highly recommend WhiteSquare Windows to anyone in the market for window replacement. Thank you so much for your great work!"

cat and elderly woman

"WhiteSquare Windows did an amazing job on my window installation in our home. They were professional and efficient, and the end result was perfect. I highly recommend them to anyone in need of window installation services. Thank you, WhiteSquare Windows!"

happy middle aged stylish woman

"I am writing to leave a review for WhiteSquare Windows, who recently did window installation in my office. I am very pleased with the results. The windows look great and the installation was quick and professional. I would definitely recommend WhiteSquare Windows to anyone in need of window installation. Thank you!"

whitesquare windows logo

Hours of Operation

Mon - Sat 8AM to 6PM


1630 Queen Charlotte Dr Sunnyvale, CA 94087

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Servicing all of Santa Clara County