Two pure-play renewable energy companies remain listed on the Australian Stock Exchange, and just one is slated to keep its local assets and potentially grow them if its majority shareholder, Infratil, is acquired by circling pension funds.

It's been a massive year for Australian renewables deals. The country's largest listed wind power generator, Infigen Energy, was delisted and acquired by Spanish utility Iberdrola not long before a flurry of  solar farms were put on the block in the lead-up to Christmas.