The Miller Group

ConstructionOntario, Canada501-1000 Employees

The Miller Group is a Canadian construction company based in Markham, Ontario, with 501 to 1000 employees. It operates across eight provinces and all three territories and is part of the Colas family, making it the largest road construction company in Canada. The Miller Group's history dates to 1917 when founded as A.E. Jupp Construction; ownership changed in 1946 and the name became Miller Paving Limited. The company emphasizes investing in its people and promotes diversity, equity and inclusion to foster an inclusive and engaged workforce. In May 2026, Miller Group signed a contract with Temiskaming Shores' TSACC to rehabilitate Dawson Point and Peters Roads, and it received an Environmental Achievement Award in 2026 for its biodiversity program Bees, Trees and Seeds. The company is based in Markham and maintains a website at millergroup.ca.

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