IKO: A Legacy 
of Expertise

At IKO®, our heritage lies in high-performing roofing products that last. We’re experts in performance because we’ve been honing it with a legacy of craftsmanship for the past 70 years.

In this black-and-white photo, dedicated workers operate a large industrial machine in an IKO factory setting. Two men are intensely focused on handling materials, showcasing the difference that skilled craftsmanship brings to every operation.
In an office setting with a whiteboard in the background, two elderly men in matching gray shirts sit side by side. One gestures animatedly while discussing IKO, as the other listens intently, hand to chin, contemplating the difference in their viewpoints.
Secured with a harness, the worker expertly installs shingles on a sloped roof covered with IKO Stormtite underlayment, showcasing the difference in quality roofing solutions.

A Legacy of Expertise

That’s what gives us the ability to offer the most beautiful, high-quality roofing systems that stand up to the harshest conditions and the drive to protect what you value — now and for decades to come.

We deliver on the promise of performance every day with beauty you can see, quality you can feel, and experience you can trust.
Close-up of a large industrial roller machine from IKO pressing dark roofing material with a textured surface.
1950s
The Early Days
  • 1951 – IKO is founded in Calgary, Alberta by Isidore Koschitzky.
  • 1954 – Shingle production begins in Calgary.
  • 1958 – Rolled roofing and shingle production begins in Eastern Canada at the newly built Brampton, Ontario plant.
A vintage truck parked in front of three large industrial storage tanks in a snowy setting.
Worker operating a paper-cutting machine, adjusting paper sheet alignment with precision reminiscent of advanced technology.
A person operates large industrial machinery in a factory setting, with gears and rollers visible. A ladder leans against the equipment, highlighting the precision needed to make a difference in sectors like roofing production with IKO's advanced technology.
1960s, 1970s
Leading the Industry in Vertical Integration
  • 1960 – IKO becomes the first shingle manufacturer to process its own asphalt on site.
  • 1976 – IKO begins production of laminated, two-layer asphalt shingles.
  • 1976 – IKO begins printing its own shingle packaging wrappers.
  • 1972 – The company expands to Europe by building a plant in Ham, Belgium.
Industrial facility with large cylindrical tanks, pipelines, and adjacent open land under a cloudy sky. Black and white image.
Storage tanks at an industrial facility surrounded by roads and pipes, with trees and hills in the background under a partly cloudy sky.
1980s
Building Our Modern Foundation
  • 1980 – IKO opens its first factory in the US with the purchase of its Wilmington, Delaware facility.
  • 1988 – IKO begins construction of its first plant to quarry, crush, and color its own roofing granules in Madoc, Ontario.
Stacks of large rolls wrapped in white material are organized on pallets in a spacious warehouse with high ceilings and rows of lights.
1990s, 2000s
Strengthening 
Our Foothold
  • 1995 – IKO opens its first fully built US plant in Sumas, Washington, also launching its first four-wide shingle laminator.
  • 1997 – IKO develops one of the first polymer-modified asphalt shingles to meet Class 4 impact resistance.
  • 1999 – IKO begins production of polyisocyanurate insulation — the first in eastern Canada (Brampton), followed by a facility in western Canada (High River, Alberta) — to complement its growing commercial roofing and building envelope manufacturing presence.
  • 2001 – IKO partners with industry associates to build a glass fiber processing plant in Danville, Illinois (Fiberteq) and a glass mat manufacturing plant in Clarksville, Tennessee in 2005, producing the widest glass mat sheet in the industry.
A monochrome image of an industrial machine in a factory, with conveyor belts and rollers, used for processing materials.
Industrial facility with large metal silos, featuring an IKO sign on the central structure. Blue sky background.
2010s, 2020s
Delivering on Performance
  • 2010s – IKO innovates advanced ArmourZone® technology for extreme nail pull-through resistance.
  • 2015 – IKO’s Performance shingles launch, including Dynasty with Armourzone and Nordic with Class 4 impact resistance.
  • 2021 – IKO begins production of Innovi™ TPO from its newly built plant in Hagerstown, Maryland, expanding IKO roofing products into the single-ply roofing market.
  • 2023 – IKO’s first Asphalt Shingle Recycling line is commissioned at the Hawkesbury, Ontario plant.
  • 2024 – Brantford, Ontario is announced as the site of IKO’s first expanded polystyrene foam insulation plant.
A close-up of an industrial machine with textured conveyor belts and cylindrical components, handling rectangular objects in a manufacturing setting. Black and white image.
Aerial view of a modern, architecturally distinct building with a tower, situated near a river and surrounded by parking lots and greenery.
Aerial view of a modern brick building with a flat roof, surrounded by water and greenery in an urban area, under a clear blue sky.

We Infuse High Quality
Into Every Product

When you’re dedicated to high-performing products, you can’t afford to leave material quality to chance. That’s why we control nearly every step of the manufacturing process — so you get the best possible products at every stage of the roofing process from a brand you know and trust.

A worker in protective gear manages machinery near a large paper roll in an industrial setting, showcasing the IKO Difference.