The Certificate of Leadership rating is a recognition of leadership in safety, technical training, and industry participation.

CompanyContactRating
3E Glass (Alberta) Ltd.Brian Allan★★★
Alberta Glass Company Inc.Paul Heyens★★★★
All Glass PartsRoss Wady
All Reach Glass★★★★
Alpine Glass Inc.Darcy Berlin★★★★
Alumicor Ltd.Alan Ryland
Aluminum & Glass Worx Ltd.★★★
Beacon GlassBlake Simpson★★★★
Cal-Tech Glass Services Ltd.Bert Green★★★★
CAN-Am GlassDon Moore
Capilano Glass★★★★
Capital City Fabrication
Cascade/AquatechBen Servais
CR Laurence Company Inc.Will Armstrong
Creative Glass★★
Crystal TempRobert Pedersen★★
Desa GlassGary Parsons★★★★
Evolution Glass Inc.Richard Munro★★★★
Ferguson CorporationRichard Neal★★★★
First Choice Industrial Supply Ltd.
Glass 8
Glass Guild Ltd.Stuart Cantrill
Grant Metal Products Ltd.Todd Hunchak★★
Great Choice Glass Ltd.Muhammad Khan★★★
Griffin Glass (1981) Ltd.Trevor Whyte★★★★
Hayward Glass★★★
Insul-Lite ManufacturingTroy Layton
KawneerPaul Gulkiewich
Lenmak ExteriorsRay Turner
Mario Glass Inc.
Metro Glass Products Ltd.Mei Whyte★★
Nabco CanadaTim Noorland
Oldcastle Building EnvelopeMargaret Townsend★★★
Rocky View Glass & Window Ltd.Don Scott★★
RyersonRay Pasta★★
Samuel Specialty MetalsFerlin Boyer★★
South Hill WindowsDavid Jejina★★
SpaldingDiogo (G) Harvey★★
Specialty Glazing★★★
Sportcon Glass & Door Service★★
Stanley AccessDarin King★★★
Supertint★★
Vitro Architectural GlassGwen Phillips
Vitrum IndustriesMike Trussel★★
Wescom Glass & Aluminum Ltd.Tyler Wing★★★