NHPC Limited is the largest hydropower development organization in India, with capabilities to undertake all the activities from conceptualization to commissioning of hydro projects. NHPC has also diversified in the field of Solar & Wind energy development.

NHPC Limited is the Developer of the West Seti Hydroelectric Project (WSHEP), a Storage hydropower project located on Seti Nadi at Doti, Baitadi, Dadeldhura and Bajhang District in the Sudur Paschim province of Nepal.

ChesCo has provided Consultancy Services for Hiring of Services for undertaking Reservoir Area Survey and River Cross-section Survey of Seti River and its tributaries/nallahs in the reservoir area for West Seti H.E. Project, Sudur Paschim Province, Nepal.