About Us

Foundation Repair, Basement Waterproofing, Crawl Space Repair, Concrete Lifting and Radon Mitigation Experts

Two men smiling and shaking hands at an open door, one holding a toolbox. Trees and a street are visible outside.

Red maple leaf outline with text: "Canadian Employees Empowered Through Ownership" in bold blue font.

Clarke Basement Authority, PolyLevel Alberta Corp., and Doug Lacey’s Basement Authority of Calgary have united under the name Groundworks. As a proudly Canadian company built on employee ownership, Groundworks continues to deliver trusted foundation repair and concrete repair services throughout Calgary, Edmonton, and the Greater Toronto Area.

Groundworks is Canada’s most reliable expert for foundation repair, basement waterproofing, and concrete lifting. Our teams are empowered through ownership, which means they bring unmatched pride, accountability, and long-term commitment to every project. With high-quality products and proven solutions, we provide the peace of mind homeowners deserve when protecting their most important investment.

We specialize in foundation repair, basement waterproofing, crawl space encapsulation, concrete services, and radon mitigation. Across Calgary, Edmonton, and Toronto, our employee-owners deliver personalized service with the care and attention only true ownership inspires. Backed by nationally recognized warranties and industry-leading expertise, Groundworks restores homes with solutions that truly last.