Take a look at our past work!

Lifetime Windows & Siding

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Lifetime Windows is a reputable window replacement and installation company with a strong presence in both Colorado (CO) and Arizona (AZ). With a commitment to providing top-quality products and exceptional customer service, Lifetime Windows has earned a stellar reputation in the industry. In Colorado, the company serves residents in Denver, Colorado Springs, and the surrounding areas, offering a wide range of energy-efficient windows tailored to the unique needs of the region's diverse climates. Whether it's combating the harsh winters or scorching summers, Lifetime Windows has the expertise to provide customers with windows that enhance the energy efficiency and aesthetic appeal of their homes. Their skilled team of professionals ensures a seamless installation process and stands behind their work with warranties that give homeowners peace of mind.


In Arizona, Lifetime Windows brings its expertise to cities like Phoenix, Tucson, and Scottsdale, catering to the specific challenges posed by the arid desert climate. They offer a variety of window options that help keep homes cool during the scorching summers while minimizing energy consumption. With a dedication to eco-friendliness and energy efficiency, the company provides residents in both Colorado and Arizona with a valuable solution for enhancing the comfort, beauty, and value of their homes. Whether you're looking to upgrade your windows in the Rocky Mountain state or the desert oasis, Lifetime Windows is a trusted choice for homeowners seeking premium window solutions in CO and AZ.

Our Work

16085 East Warren Place , Aurora, CO, US
  • Infinity: Bronze
Wyandot Street , Denver, CO, US
  • Anlin: White
15446 East Dorado Avenue , Centennial, CO, US
  • Anlin: White
2956 South Willow Street , Denver, CO, US
  • ProVia
13913 Fillmore Street , Thornton, CO, US
  • Infinity: White

Customer Testimonials

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Cynthia Ruehle
Beautiful Work !!! Completed by very skilled carpenters.My 40 year old home was done with Marvin Windows installed by Bryce and his team and Hardy Board Siding installed by Miguel Lara and his team. Both installed professionally. Project Manager Dominic Simon and Miguel Lara made sure we were in good hands during construction. To include: color of siding selection, repair of old water damage, special install of gables and shake siding. Making sure Hardy Board Siding was placed on good foundation...Read more
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Jan Mcleod
Installed James Hardie cement board siding and new gutters. Absolutely love it! The project manager Dominic Simon worked with us through every detail. He was very professional. The installer, Enrique and his crew answered every question and made sure we were satisfied with each step of the process. Any project this large is never perfectly smooth. Dominic resolved our minor issues quickly and efficiently. Numerous neighbors have stopped by to say how great the house looks. We highly recommend Li...Read more
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Jo Ann Padgett
We had to have our roof replaced due to hail damage and Lifetime came highly recommended to me by a friend who had used them. We could not be more pleased with the work they did and with the professionalism of everyone we came in contact with. Thanks to Woody, particularly. His careful explanations of the process and attentiveness to any and all concerns were greatly appreciated. He was a joy to work with. Thanks to Elena too, for her extra work on getting through the financial part of the proj...Read more
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Gloria Givens
Special thanks to the followings persons who made my experience five stars. Mark, Mary, Bubba, A.J., Robert, Jeff, and Joe
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Kris Gurka
They could have done a better job cleaning the windows after installation, but overall very happy with the quality of the product and service.