GAW Capital Partners of Hong Kong and CapitaLand Investment Limited of Singapore are looking to buy a majority stake in rooftop solar power maker CleanMax Enviro Energy Solutions Private Limited for approximately $550 million. Other participants in the sale process managed by Rothschild & Co. include Brookfield Asset Management, Inc., the National Investment and Infrastructure Fund (NIIF) and I Squared Capital. The companies have submitted non-binding offers for the deal.