Returning investor Mitsubishi has joined fellow corporates BHP Group and Freeport-McMoRan for a round that increased the copper extraction technology provider's total funding to $100m.

US-based copper extraction system developer Jetti Resources has raised $50m in series C funding from investors including diversified conglomerate Mitsubishi Corporation and mining groups BHP Group and Freeport-McMoRan.

The round also featured Orion Resource Partners and funds and accounts advised by T Rowe Price, and it took the company’s overall funding to $100m.

Founded in Canada in 2014, Jetti has developed a mining technology that helps mining companies obtain copper from low-grade primary sulphide ores.

Mitsubishi’s Mineral Resources Group had…

Edison Fu

Edison Fu is a reporter and Asia liaison at Global Corporate Venturing.