Our Next Energy, Lyten and Natron Energy explained their new battery technologies and growth plans at BloombergNEF’s the annual summit.

Transportation electrification is the key theme at the BNEF Summit in San Francisco, and CEO Jon Moore opened the event with what's driving the transition.

Investments in wind, solar, storage and EVs soared last year, even as U.S. GHG emissions rose, according to annual reports by EIA and BloombergNEF.