Since 2009, ATC Williams has been engaged by KAZ Minerals to provide design studies and ongoing technical support during operation and construction within the tailings, civil, geotechnical, water and mechanical fields for their Tailings Storage Facilities (TSFs).

Aktogay copper mine is located in the eastern region of Kazakhstan. Tailings production is 50 Mtpa which shall increase to 60 Mtpa in 2025 from two tailings plants.