Windows & Doors Installation & Service in Markham, Ontario
Windows and doors that are not installed properly may lead to uneven heat distribution and pest infestation at home. Hire a professional to help install them the right way and ease your worries.
Best of 2020
"He is reliable and skilful. Thank you for being on time and easy communication. Will definitely use your service again."
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"I recently upgraded my home's windows and doors with Seven Group Windows & Doors Inc., and I am extremely impressed!..."
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| Verified
Best of the Best 2024
"Amazing job - Alex was amazing Andrew did an excellent job installing the sliding door 100% I would recommend "
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"Under warranty..our Technician was Loren, very professional Tech, acknowledged our concern & replaced with new..."
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| Verified
Best of 2024
"Highly Recommend! After speaking to and getting quotes from several window companies we settled with Masters Windows..."
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"I contracted with Magic Trim Carpentry to rebuild a wood frame for a picture window and to re-install the glass. ..."
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"Walter and his crew were amazing since day one. Constant updates, quick turnaround and great pricing. Every part of..."
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| Verified
Best of 2023
"When I first asked Ossha for a quote I felt the price was too high but they provided a report that broke down..."
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"I have already recommended this company to a neighbour who is expecting the work to be done in a few weeks."
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Best of 2018
"We uncovered a major structural issue with our foundation when we did demo for a basement renovation. Our original..."
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"What a fantastic company from first call to completed job. So fast and efficient. Superb cleanup. The guys were..."
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Best of 2022
"Excellent work done. Very prompt response. Delivered on their commitments. Very happy with my window/Door change...."
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"We moved into our new (to us) midcentury Oshawa home last summer and needed to replace our front door, side/garage..."
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