REC Silicon ASA is a holding company, which engages in the manufacture and trade of silicon materials. Its products include solar grade poly silicon, electronic grade poly silicon, and silicon gases. It operates through the following segments: Semiconductor Materials, Solar Materials, and Other. The Semiconductor Materials segment refers to Butte, Montana. The Solar Materials segment is involved in Moses Lake, Washington. The company was founded on December 3, 1996 and is headquartered in Bærum, Norway.