Find 3 Door & Window Companies You Can Count On in Welland, ON

Peninsula Glass provides residential and commercial glass solutions, including window and door repairs, frameless showers, and curtain walls. With over 50 years of experience, we serve the Niagara Peninsula and Southern Ontario regions. Our union-trained technicians prioritize prompt, courteous service and use trusted brands to ensure quality installations.

Dun Rite is a family-owned distributor of Canadian-made home improvement products serving the Niagara Region since 1975. We specialize in windows, doors, vinyl siding, metal roofing, and aluminum products, all backed by industry-leading warranties. Our focus on quality, inventory availability, and expert customer service has established us as a trusted local supplier.

Universal Windows specializes in premium vinyl window and door installation and replacement services for homeowners in the Niagara Region. Since 1999, we have enhanced home value, energy efficiency, and comfort through durable, maintenance-free solutions. Our locally owned business combines over 200 years of collective expertise with personalized service to meet diverse client needs.