Global private equity (PE) investors and Indian companies are interested in acquiring units of Amtek Auto Limited (BSE:520077); Castex Technologies Limited (BSE:532282); Metalyst Forgings Limited (BSE:513335) and ARGL Limited. They include KKR & Co. L.P. (NYSE:KKR); The Blackstone Group L.P. (NYSE:BX); Bharat Forge Limited (BSE:500493); Sona Koyo Steering Systems Limited (BSE:520057) and DiMaio Ahmad Capital, LLC.

Reserve Bank of India has identified Amtek for insolvency proceedings and the group's debt is about INR 200 billion. SBI Capital Markets and IDBI Capital are managing the bidding process. The consortium of lenders led by State Bank of India had decided to auction stakes in the companies of the group to bring in equity capital and settle 25% of the debt.