Westeel is a Canadian grain storage and liquid storage manufacturing company. They are based in Winnipeg, Manitoba, Canada. It was founded by W. J. McMartin in 1905 under the name “Winnipeg Ceiling and Roofing Company”. In 1926 it was reincorporated under the name "Western Steel Products Limited", making the change to "Westeel" in 1930.
Westeel’s agricultural storage products include grain bins, hopper tanks, and smoothwall hoppered bins for grain, seed and fertilizer. The liquid storage division manufactures petroleum storage tanks for the oil and gas industry, water tanks, environmental containment products, and custom engineered and fabricated products for specialized needs.