Tannas Conservation Services (TCS) is a family run and operated company based NW of Calgary, Alberta. The core team of TCS was originally incorporated under their current subsidiary (Eastern Slopes Rangeland Seeds Ltd) in 1985 and in 2011, the Tannas family split the company in two with Eastern Slopes Rangeland Seeds becoming one of the largest native plant suppliers in Southern Alberta and TCS becoming a dedicated consulting firm. TCS specializes in the management of both established native ecosystems and restoration of damaged ecosystems. TCS is focused on environmental consulting with specializations in, environmental monitoring, restoration ecology, bioengineering, rangeland management, biophysical Inventories, education, and research.