Separately one of its portfolio companies, Wildcat Discovery Technologies, has raised $7.5m.

The clean technology affiliate of UK-based conglomerate Virgin is reportedly looking to raise $300m for a second fund.

Virgin Green was expected to raise the next fund by the end of this year, news provider Buyouts magazine said, citing a source familiar with the matter.

The firm´s second fund would invest between $10m and $30m per deal, Buyouts said. Sir Richard Branson, founder of Virgin, was expected to invest in the second fund, Buyouts said.

The group’s first fund raised…