SoCal Gas-backed Tecogen files for Nasdaq IPO to raise $25 million.

Tecogen, a US-based combined heat and power (CHP) technology company which is backed by investors including Southern California Gas, a regional subsidiary of New York-listed Sempra Energy, has filed for an initial public offering of $25m on Nasdaq.

Tecogen states in its filing: “We also continue to leverage our resources with government and industry funding, which has yielded a number of successful developments. These include the Ultra low-emissions technology, sponsored by the California Energy Commission and Southern California Gas…