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Capstone Window Replacement & Doors

Capstone Window Replacement & Doors

4.9

(131 Reviews)

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Listed In: Windows and Doors

Serving Phoenix, AZ, Capstone is your trusted partner for all window and door replacement projects. We understand that every home is unique, which is why we provide a wide range of options including Picture windows for breathtaking views, Awning windows for ventilation, and durable patio doors for… Read more

4.9

131 Reviews

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Kevin Zarmer

By Kevin Zarmer on October 10, 2026 Verified by Google

Capstone replaced almost all our windows and They have been wonderful to work with over the six months from original consultation to finished install of over 30 windows and three sliding glass doors. We appreciated the guidance to get the right windows for us. The price was fair and there were no slick sales methods. They showed up when scheduled, cleaned up, and Audrey let us know what was happening along the way.

Maria Winter

By Maria Winter on September 28, 2026 Verified by Google

It was amazing experience having Capstone replace all the windows in my home starting from the 1st visit for the estimate. Greg had different ideas that were cost effective and improved the house aesthetically! No other window company had any ideas! His ideas actually modernized my house from 1983! They changed the shape of trapezoid windows to rectangles and also changed a sliding glass door (1of 2 in home) to a large window. They had a person dry wall on the inside and do the stucco on the outside. Those contractors were also spectacular! Audrey coordinated all the activities -installation, stucco and dry wall. The price was reasonable compared to all the estimates I got, knowing that I wanted Marvin windows. I strongly recommend using Capstone for window replacement! My house looks so much better and functions so much better after having the windows replaced!

Kerri Schrage

By Kerri Schrage on August 13, 2026 Verified by Google

We replaced all our windows and most of our doors this spring. The Capstone design and installation team were great to work with! Greg listened what we wanted and was able to come up with a design to meet our needs. Audrey was very helpful with coordinating the installation and answering our questions. The installation team worked quickly with high quality and limited disruption. This is a great team to work with if you value quality and your time!

Steve McVey

By Steve McVey on August 11, 2026 Verified by Google

I needed eight additional Marvin Infinity replacement windows to complete my whole-house Infinity installation. Six fixed transom windows and two small sliders. Capstone was easy to work with and had the lowest price, saving me about $3,000 or $375 per window. The installation went well and took only 4-5 hours. The stucco patching was completed seven days later and was ready to paint 4 days afterward. I'm pleased with the process and the people I interacted with. Smooth transaction and best price.

Daniel Myers

By Daniel Myers on June 18, 2026 Verified by Google

I would highly recommend Capstone Windows and Doors and their Installation team! We love the windows and patio door, great quality! It was a delight meeting with Greg who offered some great window design ideas. Audrey, in the office was helpful and accommodating with installation scheduling. The installation team who installed the Infinity by Marvin replacement windows and patio door in our 1990 home were amazing! They were on-time, efficient, courteous and friendly. They took care to cover openings with plastic to protect the rooms from dust during the installation process. They cleaned up everywhere they worked. We had a huge arch window replaced by a trapezoid shaped window and a kitchen window removed to create a pantry space. The crew framed-in and insulated those areas. Drywall was installed and textured to match the existing wall. The Stucco repair also matched the existing exterior stucco nicely. It is evident they are professionals who take pride in their work. Shout-out to Micah, Austin, Johan, Hector and George!!!

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Capstone Window Replacement & Doors 4.9 out of 5.0 based on 131 user reviews.

Capstone Window Replacement & Doors
14301 North 87th Street, Scottsdale, AZ
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Additional Business Details

Business Hours

Monday 8:00am - 5:00pm

Tuesday 8:00am - 5:00pm

Wednesday 8:00am - 5:00pm

Thursday 8:00am - 5:00pm

Friday 8:00am - 5:00pm

Saturday Closed

Sunday Closed

Email

help@capstonephoenix.com

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