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50+ Years
experience
Your Trusted Partner for Home Improvement Solutions
Cornerstone Home Improvements has been a trusted name in home improvement since 1970, specializing in windows, doors, and siding. Our family-owned business prioritizes customer education, offering unbiased comparisons of top brands to help homeowners make informed decisions. With decades of installation expertise, we guarantee our work through a lifetime warranty, ensuring quality craftsmanship and customer satisfaction. Our commitment to transparency and value has earned us a reputation for integrity in the Kansas City metropolitan area. We serve communities across Missouri and Kansas, providing energy-efficient solutions that enhance both the aesthetics and functionality of homes.

Our team of seasoned professionals brings unmatched experience, offering personalized service tailored to each homeowner's unique needs. From initial consultation to final installation, we maintain the highest standards of professionalism and technical excellence. Our dedication to quality extends to partnerships with leading manufacturers, ensuring access to premium products backed by robust warranties. We pride ourselves on honest pricing, avoiding deceptive marketing tactics that mislead customers with lowball offers. With a focus on long-term relationships, we strive to exceed expectations through reliable service and durable home improvement solutions.
Services
Replacement Windows Entry Doors Vinyl Siding Storm Doors Patio Doors Window Installation Door Installation Siding Installation Energy-Efficient Solutions Lifetime Warranty
Details
  • Year established: 1970
Highlights and features
  • We offer over 50 years of combined experience in home improvement installations
  • Our lifetime installation warranty covers all workmanship
  • We represent multiple manufacturers for unbiased product comparisons
  • Our crews have average tenure of 10-20 years with the company
  • We provide free consultations with no-pressure sales approach
What people say
Professional crews Lifetime installation warranty Honest pricing Quality products Energy savings
Services
Replacement Windows
Our replacement windows feature energy-efficient designs that reduce utility costs while enhancing home aesthetics. We offer various styles including double-hung, casement, and bay windows from multiple manufacturers. Each installation uses Super Spacer technology for optimal thermal performance, ensuring long-term energy savings and comfort improvements for homeowners across the Kansas City area.
Entry Doors
We install durable entry door systems that combine security features with aesthetic appeal. Our selection includes fiberglass, steel, and wood options with customizable finishes and hardware. Each installation incorporates weatherstripping and proper insulation techniques to improve energy efficiency while creating a welcoming entrance for residential properties.
Vinyl Siding
Our premium vinyl siding solutions provide lasting protection against weather elements while enhancing curb appeal. We offer multiple color and texture options with thicker, more durable materials than industry standards. Professional installation includes proper flashing techniques and manufacturer-backed warranties for long-term satisfaction.
Storm Doors
We provide storm door installations that combine energy efficiency with enhanced security features. Our selection includes adjustable closers, interchangeable glass panels, and durable aluminum frames. Each installation improves home security while maintaining ventilation options and aesthetic appeal for various architectural styles.
Patio Doors
Our patio door installations feature energy-efficient glass packages and durable hardware systems for smooth operation. We offer various configurations including sliding, French, and bi-fold options with customizable finishes. Each installation focuses on proper sealing techniques to maximize energy efficiency and outdoor living space integration.
People
Me'Shelle Bishop
Owner
As third-generation owner of Cornerstone Home Improvements, Me'Shelle Bishop continues the family tradition of quality craftsmanship and customer service excellence established in 1970.
Questions
What areas do you serve for home improvement projects?
We serve the entire Kansas City metropolitan area including Missouri and Kansas communities like Lee's Summit, Overland Park, and Blue Springs.
Do you offer lifetime warranties on installations?
Yes, we provide a lifetime warranty covering both materials and workmanship for all our window, door, and siding installations.
Can I choose different brands for my home improvement project?
We represent multiple manufacturers, allowing you to compare and select from various brands to find the best fit for your needs and budget.
Are financing options available for home improvement projects?
Yes, we offer financing solutions to help homeowners complete necessary improvements with manageable payment plans.
How do you ensure quality installations?
Our experienced crews with 10-20 years average tenure receive specialized training to maintain our high installation standards.
What makes your home improvement services different?
We provide unbiased product comparisons and focus on proper installation techniques that maximize energy efficiency and product longevity.
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Reviews (5)
Andrew Ellenberg
Feb 18, 2022 Report
I was trying to figure out a way to meaningfully impact my curb appeal with a relatively small budget. I decided that a beautiful new entry door in hot burnt orange would be the transformative light remodel that I needed. The professionals at Cornerstone Home Improvements made the whole process painless and fun! Every detail, from selecting the modern style I wanted and acing the color match at the factory, to the installation process, was handled flawlessly by this family-owned and operated business.
Tameka Jamison
Sep 09, 2021 Report
Cornerstone is a great company to work with! Jessie was the guy who was assigned to do my windows and he was amazing. Jessie was very friendly and literally got the job done. In just a couple days I have received many compliments on my big picture window that he installed and I have to say I am so glad he was the one assigned to do my home. Thank you so much for beautifying my home, Jessie. Give Jessie three big hugs for being an AWESOME guy! Thanks, Cornerstone!
L. Bell
May 04, 2020 Report
My neighbor had Cornerstone install some windows so I asked how she liked them. She recommended them and said they were good family company. I called and Dennis came out and gave a very good presentation of the windows they offer. We decided to order 11 windows, including a bay window, and 1 entry door. They sent out a guy to officially measure each window and door. A few weeks later, Brenda called to let me know the windows and door were ready to install.

When Brad and the crew came out they went right to work removing and putting in the new windows and door. Hard job but they knew exactly what needed to be done, cleaned up everything and even put back the window blinds. I very much appreciated they were able to get it done in one day. Windows and door look great! Very happy to recommend them.
Brian Robinett
Apr 30, 2020 Report
We had an original picture window (41 yrs old) replaced with two double hung windows. The office staff is very friendly and kept us informed of the schedule to perform the work. Cornerstone did a very good job removing the old window and installing the new windows. The windows fit great and look great. They did the work in about two hrs and were very professional and considerate of our home during the installation.

We had received a couple of other quotes for this replacement work and Cornerstone was very competitive and I think the windows (ProVia) are very good energy rated windows. They had several selections of brick molding colors to choose from and one that matched our existing trim paint color. I would highly recommend Cornerstone for window replacement work.
Jodie Beydler
Apr 29, 2020 Report
Cornerstone did a fantastic job on my vinyl siding. The sales person, Don, was not pushy. The installers did a great job on install and clean up. The owner and office personnel were friendly and helpful when I called to ask questions. Cornerstone was not the highest or lowest quote I received when I compared companies but I chose them because a relative was happy with the siding they installed on her home. They also use a good quality siding (Royal Woodland) and offer a better warranty on their labor than the other companies I compared.