whissell was founded in calgary in 1970 as a water and sewer contractor. today whissell operates five divisions, three offices and over 300 employees and more than 350 pieces of heavy equipment, highway tractors and trailers. \our success is because of our people. they combine decades of experience with a commitment to our core values and dedication to responding to the changing needs of our valued clients. major clients include land developers, municipal governments, mining, oil & gas and other private sector clients.\\watch us and follow us as we continue to grow!
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