Frontier Windows and Doors
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Contact information, map and directions, contact form, opening hours, services, ratings, photos, videos and announcements from Frontier Windows and Doors, Window installation service, 4 donalda crt, Saint Catharines, ON.
Frontier Windows and Doors — Built by Patrick McConnell, Trusted Since 2016: Your go-to experts in quality, service and dependability in replacement windows, doors, siding, renovations and more — proudly serving Niagara, Hamilton, and surrounding areas.
03/13/2026
❄️ It might be snowing today… but here at Frontier Windows & Doors, we have spring on the mind! 🌷
Now is the perfect time to start planning your spring home upgrades.
Shop local and save big this season with a company Niagara homeowners have trusted since 2016.
🏡 Windows
🚪 Doors
🔨 Renovations & Siding
📞 Contact Patrick today for a free estimate
905-516-1198
www.frontierwd.ca
03/05/2026
Frontier Windows and Doors is celebrating 10 years in business this March!
Ten years of serving the Niagara Region and surrounding areas.
Ten years of meeting incredible homeowners.
Ten years of community support.
We are deeply grateful for every customer who chose us, referred us, and shared our name with friends and family.
Thank you for helping a local, family-owned business reach this meaningful milestone.
Niagara and the surrounding areas have supported our family-run business for a decade, and we are truly grateful for the opportunity to serve the place we call home.
From our family to yours - thank you for 10 incredible years. 💚 Call Patrick today for a free estimate - 905-516-1198
Click here to claim your Sponsored Listing.
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Address
4 Donalda Crt
Saint Catharines, ON
L2M7E7
Opening Hours
| Monday | 8am - 5pm |
| Tuesday | 8am - 5pm |
| Wednesday | 8am - 5pm |
| Thursday | 8am - 5pm |
| Friday | 8am - 5pm |
| Saturday | 10am - 3pm |
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