Our Suppliers

We pride ourselves on having great supplier relationships & being open to new ones.

When you work with Exterior Supply Co, you're getting the best service, quality and value, along with the latest styles and trends from industry leaders. We offer windows, entry doors, interior doors, garage doors, siding, outdoors shade solutuons & more.

Currently serving Hanover, Owen Sound, Harriston, Mount Forest, Fergus, Elora, Collingwood & most of Southwestern Ontario.

FREE PROJECT ESTIMATES | SPECIAL CONTRACTOR SUPPLY PRICING