The highest quality products and services.

We are very proud of our suppliers – all provide the highest quality products and services, enabling us to ensure the best glazing outcome for our customers. We use a range of top-of-the-line suppliers and the majority of our products are sourced from the companies listed below.

Aluminum Suppliers


Kawneer has been helping fuel the inspiration of architects and the building team for more than 100 years. We are a certified Kawneer dealer and have been a part of their dealer network since opening our doors in 1996. Kawneer is our largest supplier of aluminum framing materials and curtain wall systems. As industry leaders, Kawneer is well-known for their reliability and best-in-class architectural systems and products.


Alumicor is a highly respected Canadian based supplier of architectural aluminum building envelope products since 1959. Tierdon is a certified dealer for Alumicor, using their aluminum framing materials and curtain wall systems.

Glazing Products

Oldcastle Building Envelope

Oldcastle Building Envelope are a leading supplier of products specified to close the building envelope. Providing our customers with high performance glazing products, sealed units, and heavy tempered glass.


Vitrum has been supplying top-quality glass products for over 20 years from their manufacturing facility in Langley, British Columbia. Providing our customers with high quality sealed units and laminated glass products.

CIG (Canadian Insulated Glass)

CIG Glass, established in Edmonton, Alberta in 2008, is a locally owned and operated company. They provide our customers with quality sealed units.

Crystal Temp

Having opened in 1949 and locations across Western Canada, Crystal Temp provides quality glazing products from reliable glass experts. Providing our customers with heavy tempered glazing products.

Automatic Door Equipment


Dorma is a leading Global Manufacturer of premium access solutions that enable better buildings. Providing our customers with automatic swing doors and automatic sliding door systems.