Global wind and solar company Mainstream Renewable Power (RP) announced in October that 12 of its projects have won preferred bidder status in round five of South Africa’s Renewable Energy Independent Power Producer Procurement Programme (REIPPPP). The wind and solar projects, which have a total capacity of 1.27 GW, represent half of the total allocation in the round, which was the most competitive to date, being almost four times oversubscribed.