Firefly Energy Adds $15 Million

Firefly Energy Inc., a Peoria, Ill.-based developer of lead acid battery technology, has raised $15 million in Series C funding, according to a regulatory filing.

VentureWire reports that Khosla Ventures and Infield Capital came aboard as new investors. The company had previously raised around $16 million from Stark Capital, KB Partners, Caterpillar, the Illinois Finance Authority and Tri-County Venture Capital Fund. www.fireflyenergy.com