Representing CETCO® geosynthetic clay liners and Profile® erosion control products in the western US, British Columbia, Alberta, and Saskatchewan. CETCO® geosynthetic clay liners are widely used lining solutions for tailings and mine waste, landfill construction, wetland construction and pond retention. Profile® erosion control materials are hydraulically applied erosion control materials designed as a topsoil alternative that accelerates development of depleted soils with low organic matter, low nutrient levels, and limited biological activity. Western GeoSystems works with regional partners to provide competitive pricing on environmental products for a wide range of project designs.