GE Energy Financial Services, the corporate venturing unit of energy conglomerate General Electric, led a $22m funding round for the US-based eco-construction company Project Frog on Wednesday.

In June, GE named Project Frog as one of the 10 home energy companies it planned to invest in as part of GE’s ecomagination Challenge. Although specific figures for each company remain undisclosed, the total investment in the 10 comes to $63m. GE has also begun construction on a Project Frog sustainable building…