Andrei Zuzin, formerly managing director at Vnesheconombank's VEB Innovation fund, is heading aluminium producer Rusal's venture investment division.

Eon and Innogy will likely be joined by Constellation Technology Ventures for a round that took the energy use analysis platform's total funding to $51m.

The solar energy technology developer, which counts a range of corporates as past investors, has raised cash from Presidio Partners, Kline Hill Partners and Structural Capital.

The GM, Applied Materials and SAIC-backed battery technology developer has received $34m from undisclosed investors, taking its total funding above $50m.

The automotive alliance plans to supply $200m for startups and open innovation schemes out of Alliance Ventures in the next year.

Upside Energy, the operator of a cloud energy management system, has raised $7.4m in a series A round co-led by Legal & General Capital.

Mitsui has joined Idinvest Partners and European Investment Bank for a $65.4m round for smart battery system producer Forsee Power.