Existing investor British Gas has purchased the connected home company for $100m.

Carbon dioxide-to-fuel technology developer Algenol has secured another $25m from BioFields, the biofuel producer that invested $40m in the company last year.

The petroleum producer's corporate venturing unit will partner with local university Masdar to fund energy and water technology startups.

Offshore wind turbine developer 2-B has raised a $30m venture round backed by Shell, Rabobank and a host of government-backed participants.

KDDI has joined investors including Intel and Recruit, as Ossia increased the size of its series A round to $10m.

Fenix International, developer of solar energy kits, has secured $12.6m from investors including GDF Suez, Schneider Electric, and Orange France Telecom.

Statoil Technology Invest and Aarbakke Innovation have acquired a combined 35% stake in fluid control company TechInvent for an undisclosed sum.

Biofuel technology company Edeniq has raised $16m to roll out an improved ethanol production platform that can increase ethanol yield by up to 6%.

Bloom Energy, an E.ON-backed fuel cell energy company, has further pushed backed an initial public offering as it increases its total funding to more than $1.3bn.