Clean Energy Venture Group, an angel network based in Brookline, Massachusetts, was founded in 2005. Specializing in Energy, Information Technology, IoT, ClimateTech & CleanTech, and Software sectors, the fund offers seed, Series A, and Series B investments to early-stage clean energy companies. With John Santoleri as a partner, the group has invested in 50 companies and successfully exited 9. One of their portfolio companies is ClearTrace. For more information, visit their website at cevg.com.