Engie has reinvested in solar energy platform BBoxx, expanding the off-grid solar energy provider's total funding to $40m as it prepares to expand in Africa.

UK-based solar energy technology provider BBoxx closed a $20m series C round this week co-led by low-carbon utility Engie’s investment unit, Rassembleurs d’Energies.

The round was co-led by merchant bank MacKinnon, Bennett and Company (MKB) and private equity fund KawiSafi Ventures. Khosla Impact Fund, Bamboo Finance and Doen Foundation, a philanthropic outfit funded by three Dutch charity lotteries, also contributed capital.

Founded in 2010, BBoxx has created a distributed energy platform that uses solar energy to provide off-grid electricity to…