SOURCE has a new source of funds, and leaders plan to use the flood of cash to scale up the “world’s first renewable drinking water platform.”

This is more than a dream. The Arizona-based company already has a presence in more than 50 countries and has raised $270 million to date.

The latest influx is via Breakthrough Energy Ventures and Drawdown Fund, who co-led $130 million in Series D equity financing. Other significant participants include Microsoft’s Climate Innovation Fund, Fifth Wall, Blackrock, WIND Ventures, Duke Energy, Harvard Management Co., Material Impact Partners, Monashee Capital and the Lightsmith Group.