New Delhi, Nov. 5 -- The country's largest power producer NTPC may make an aggressive bid for Centre's stake in two hydro power producing companies - NEEPCO and THDC - that is being offered to the company to expand its operations and boost the renewable portfolio.

Official sources said the thermal power generator may offer close to Rs 10,000 crore for picking up the entire stake held by the Centre in the two companies. Though the transaction advisor will come to valuations about the entities later, the portfolio of projects with the NEEPCO and THDC make it a fit case to command good value.

The Centre holds entire 100 per cent stake in NEEPCO that operates close to 1,500 MW of power plants in the northeastern region, it has 75 per cent hol...