Clean Edge

Clean Edge, Inc., founded in 2000, is a developer and publisher of thematic stock indexes tracking clean energy, transportation, water, and the grid. The firm’s first index, the Nasdaq Clean Edge Green Energy Index (CELS), was launched with Nasdaq in 2006. Financial products tracking the firm’s indexes and universes exceed $4 billion in assets under management (as of February 2022). Clean Edge Founder Ron Pernick is the co-author of two books, including The Clean Tech Revolution (HarperCollins, 2007), the first book to chronicle the growth and investment opportunity of clean technology.