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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Bart Blaylock
We met up with someone from Lifetime at the tent they had set up at the Food Truck Festival last weekend. The process of getting us set up with a consult was very quick. Fast forward just a few days and we were visited by Matt McDougall to look at options. Matt is straight forward, and really listened to what we were looking for and worked to align with our needs and budget. He was thorough, friendly, and consultative. All things considered, he made the difference in our ultimate decision to p...Read more
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Leanna Witter
I’ve Been thinking about upgrading my windows for a while now. I know that lifetime will be able to take care of my needs as far as install and warranty. Glad they have Rich C. out here working hard to bring in new customers. When it’s time to do my windows I would trust him and lifetime to do my install and replacements.
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Jonathan Story
Just had my Initial in-home visit with Rich C he showed up on time and was Pleasant kind and courteous.. As far as Lifetime I am thoroughly impressed with the material the window the overall demonstration the effectiveness of the glass that was shown the Marvin window is phenomenal and definitely should be for the price . I was also very impressed when the warranty was physically Shown to me on the spot I love that it’s a double lifetime none limited fully transferable warranty. That I will only...Read more
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Les Muhlbach
Referral from friends for Rich C was appreciated. Rich was friendly efficient and knowledgeable. We are happy to be going ahead with our new windows and patio doors.
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X_X Fazooli
I'm thoroughly impressed with Lifetime Windows And Doors I had a amazing experience with the sales representative he was the Thorough and professional dressed nice .. you could tell he cares about his job .. great job Rich C . I will be calling to get my windows done soon as I get my Savings in order! Such a great guy. I can't thank him enough for his kindness and quality representation of the company but rest assured, I will be showing my gratitude by giving Lifetime Windows And Doors my busin...Read more