Nth Power successfully exited its investment in Evergreen Solar through an IPO. Evergreen Solar (ESLR) is a developer and manufacturer of photovoltaic (PV) modules – the engines of solar electric systems – used in remote power and emerging grid-connected markets. The PV modules produced by Evergreen Solar are distinctive in their appearance because they incorporate proprietary crystalline silicon technology known as String Ribbon. This technology enables an innovative approach to manufacturing dependable, cost effective PV modules.