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44 Andrea Dr, St. Catharines, ON L2S 3N8, Canada
This contractor has not added a company bio yet.
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Open now · Closes 5:00 PM
Public reviews from Google Maps for Marks windows and doors. Separate from TradeSkor performance ratings.
Lazy Days Of Summer
a month agoI recently had Mark come in and do every window in my house. He did great on all 26, was very professional and got me in rather quickly. He also did 2 outside doors. His quote was in line with most of the others Ihad. HI…
Adalajda Motyka
2 months agoBig careful with this company. Don't read a good review which are made by family and friends ,we are harmed because we believe in these good comments Extremely disappointed with this company The installation was rushed a…
P M
3 months agoWe recently had Mark and his assistant replace several windows and door sills on our house, as well as other siding work. They did a fantastic job and were professional, friendly and arrived when they said they would. I …
Rose Devereux
3 months agoThank you, Mark Windows, for doing an excellent job installing our kitchen window—it looks amazing! Mark and his team were professional, efficient, and left everything spotless when they were done. If you’re looking to i…
Manal Khairi
4 months agoMark replaced the front door of my house and I couldn’t be happier with the result. He did an excellent job — the installation was done carefully and professionally, and the door looks great. Mark was reliable, easy to c…
Scored by the general contractors who managed the project, based on real job data — not homeowner reviews.
No GC-verified project ratings yet.
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Claimed profile
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Complete profile
All required profile fields must be filled in
Current insurance
Insurance documents must be verified and not expired
Verified licence
At least one provincial trade licence must be verified
TradeSkor score
TradeSkor score is 98 (minimum 75)
Score confidence
Score must have medium or high confidence from GC and milestone ratings
No open disputes
No unresolved disputes
Active account
Active for 20657 days
Some required insurance documents need attention before homeowners can hire this contractor.
General Liability Insurance
Not uploaded
Workers Compensation (WSIB)
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TradeSkor scores are calculated from verified project data and are provided for informational purposes. They do not guarantee contractor quality or outcomes.
44 Andrea Dr, St. Catharines, ON L2S 3N8, Canada
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