Clean Energy Ventures is a North American venture capital firm based in Boston that focuses on investing in startups in the clean energy sector. They have a track record of investing in rounds with 2-3 participants and have been particularly active in 2019. The firm has a preference for startups that are 4-5 years old and have a strong potential for reducing greenhouse gas emissions. They have invested in companies such as Pearl Certification and Rebound Technologies and have a network of experienced venture partners with a combined clean energy operating and investing experience of over 300 years. More information can be found on their website: https://www.cleanenergyventures.com.