Mark’s Windows & Doors

Windows & Doors Installation & Service
St. Catharines ON L2S 3N8
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Reviews by rating (past 12 months)

Reviews for Mark’s Windows & Doors

Average customer rating:
10 10 (51 reviews)

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Paul & Sandra
Paul & Sandra
1 review St. Catharines, ON
10/10

Fantastic Job

Mark and Will did a fantastic job installing our windows and doors. Mark's knowledge and expertise encouraged us to select a front window for our home that we might not have picked on our own. The results were amazing and increased the air flow and view out of our front window dramatically. We have also had very nice compliments on the look of the new windows and doors from our neighbours, friends and family. Mark's ETA as to when the windows and doors would arrive for installation was very reasonable and accurate. Mark and Will showed up on time on the days they said they would be here. They patiently answered any questions we had during installation and never made us feel like we were burdening them. They have great knowledge and talent and were very reasonably priced. We appreciate everything they have done for us and love our new windows and doors. We definitely recommend them to others. Thanks again Mark and Will

Approximate cost of services:
$0.00
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Larry Cullen
Larry Cullen
1 review Welland, ON
10/10

Front Door

Mark and assistant arrived on time, completed their work efficiently and cleaned up so well that you would never know that they had been there at all. Extremely satisfied with their work. Dee loves her new Red front door that much we got the whole house painted!!
Thank you so very much Mark for a job well done!
Larry & Dee
Welland

Approximate cost of services:
$2,600.00
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Private User
Private User
Private User reviews St. Catharines, ON
10/10

Patio door

Mark arrived at the scheduled time, effortlessly installed my door and I am very happy with it!

Approximate cost of services:
$3,000.00
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D&D
D&D
1 review Pelham, ON
10/10

Sunroom

We are so fortunate to have found Mark to do our Sunroom. We can’t say enough about the excellent service and quality of the project, from the quote (right on budget), timelines (start & completion) quality of products & especially the accuracy and quality of workmanship there was no guesswork. They arrived on time and worked non stop Mark is EXTREMELY knowledgeable and PROFESSIONAL. In the overall project he gave us several ideas, from the configuration of the windows and door, Mark looked at our home and matched the existing material which made it look like it was built with the home. We can’t say enough about how professional, knowledgeable & hardworking they were. This is how a business should be run. Thanks so much for all your hard work, care & knowledge Mark we LOVE our Sunroom & we have had SO many compliments!

Approximate cost of services:
$26,000.00
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Rob F. in Welland
Rob F. in Welland
2 reviews Welland, ON
10/10

Window replacement

I have used Mark for a few window replacement projects in my house. He is quick to respond, shows up when he says he will, and is a generally very pleasant person. He is knowledgeable about his products and will provide recommendations if asked. I have recommended Mark to others and will continue to do so.

Approximate cost of services:
$2,689.00
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Judy
Judy
2 reviews St. Catharines, ON
10/10

3 new windows

Mark and Will did a fantastic job installing my new windows.They were very professional and quick you can tell they have been doing this for a long time. I would definitely recommend them to anyone looking for new windows

Approximate cost of services:
$5,000.00
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Company Response

Thank you for the kind review. Enjoy finally getting air flow into the front of your home.

Mark

Nick Lupish in St. Catharines
Nick Lupish in St. Catharines
1 review St. Catharines, ON
10/10

Exterior side door and 3 Windows

Amazing work again ! This is the 3rd time we have called on Mark for an installation. This install was done to perfection as always. 3 front windows and a side exterior door were completed and we could not be happier. We will call on Mark for any future work to our house. I would not hesitate to recommend him to all of my friends and family and to anyone looking at this website.

Mark is in a league of his own !!

Thanks again !!!!

Approximate cost of services:
$4,000.00
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Company Response

Thank for the continued support of marks windows and doors. Adding the full length vent kit in your door has added much needed light. As always looking forward to helping with anything I can.
Mark

Alyson in Saint Catharines
Alyson in Saint Catharines
2 reviews St. Catharines, ON
10/10

Door Installation

Mark is a true professional contractor. He arrived to complete the job when he said he would. He removed and replaced an exterior door. The fit and finish was excellent. The interior and exterior was left clean. I would highly recommend Mark.

Approximate cost of services:
$550.00
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Company Response

Glad you are happy with the rental property's new door. Thanks for the great review

Mark

jenn
jenn
1 review Thorold, ON
10/10

basement window

I had a basement bedroom window installed by Mark. He was very knowledgeable and friendly. He arrived when he said he would and cleaned up after the window was installed. I love my new window. Thanks mark!

Approximate cost of services:
$1,400.00
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Company Response

Thank you for choosing Marks Windows and Doors. I am glad you where happy with your window project. I feel a lot better the your tenant now has a second way to get out. Thank you for you business and look forward to working with you again

Private User
Private User
Private User reviews St. Catharines, ON
10/10

window istalation

Over the winter a very large window - close to a skylight - was leaking very badly. Mark and his team had to order a custom sized window. they were able to retain the trim (which is apparently unique and close to 150 yrs old). they were efficient; made no mess...and I recommend them unreservedly.

Approximate cost of services:
$3,500.00
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Company Response

I will say your project brought me back to my first home. It take a lot to keep to old look and fix all the water problems you had. Thank you for the review and look forward to building you a deck follow the shut down

The reviews on this page are the subjective opinion of the Author and not of HomeStars Inc.

More about Mark’s Windows & Doors

Before establishing Mark’s Windows & Doors in St. Catharines, ON, Mark started out working for a high-volume company in Markham, ON. As an apprentice to a window installer, Mark learned the importance of maintaining a standard of excellence at all times. After several years, Mark bought a truck and some ...
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