KOTT serves home builders and construction professionals in Ottawa and the GTA. Our products, processes and tools have evolve ... d over the years, but our mission is the same today as it was when we were founded in 1974: to get our customers what they need, when they need it. Today our products and services include: - lumber & building materials - factory-built building envelope components (floors, walls, roofs) - home exterior products & services (roofing, siding, masonry stone and landscaping stone) - custom stair & railing systems - in-house Design & Engineering of all of our manufactured products read more