Take a look at our past work!

Lifetime Windows & Siding

Learn about us:



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

Reviewer photo
Heather Karas
Our project went so smoothly and faster than I anticipated. Justin and Juan were great to work with and answered every question I had. I am so excited for our new windows!
Reviewer photo
Candace Jones
Tom and Damon, from Lifetime Windows and Doors, were the installers on our house. Twenty windows and 3 patio doors were replaced and they worked conscientiously to complete the job. We were very pleased with their work.
Reviewer photo
Candace Jones
Tom and Damon, from Lifetime Windows and Doors, were the installers on our house. Twenty windows and 3 patio doors were replaced and they worked conscientiously to complete the job. We were very pleased with their work.
Reviewer photo
Robert Caratachea
Had ProVia front door replaced-"high dollar door and hardware" according to salesman. on 02/28/2024. On 03-01-24 deadbolt lock inop, had to order, 03-27 installed new door set, pointed out to tech that door was not level and still binding, reply was would have to reschedule and took pics. different tech came out to adjust, could not and would have to reschedule, finally readjusted door only to have lock set not work, I repaired door myself and will not permit Lifetime near my property . Communic... Read more
Reviewer photo
Robert Caratachea
Had ProVia front door replaced-"high dollar door and hardware" according to salesman. on 02/28/2024. On 03-01-24 deadbolt lock inop, had to order, 03-27 installed new door set, pointed out to tech that door was not level and still binding, reply was would have to reschedule and took pics. different tech came out to adjust, could not and would have to reschedule, finally readjusted door only to have lock set not work, I repaired door myself and will not permit Lifetime near my property . Communic... Read more