Company History


With over 30 years in the industry, REC Silicon has a rich history of business, process, and product innovation.


Union Carbide Corporation constructs facility (Silicon I) in Moses Lake, Washington USA. Products made include silane gas and polycrystalline silicon.


Moses Lake facility purchased by Komatsu Ltd., creating Advanced Silicon Materials Inc., (ASiMI). Silane gas and polysilicon manufactured for electronic industry.


ASiMI constructs facility in Butte, Montana USA (Silicon II). Silane gas and polysilicon manufactured for electronic industry.


Renewable Energy Corporation (REC) enters into Joint Venture with Komatsu – Moses Lake facility becomes Solar Grade Silicon LLC (SGS), and first polysilicon manufacturer of polysilicon dedicated for the solar industry.


ASiMI (Silicon II) and remaining shares of SGS (Silicon I) purchased by REC, creating REC Silicon.


REC Silicon breaks ground on Silicon III in Moses Lake with a new silane plant and a new Fluid Bed Reactor (FBR) technology facility that is the largest of its kind in the world. REC also decides to invest in additional debottlenecking at the Butte facility. REC goes public and lists on Oslo stock exchange.


REC decides to invest in additional production capacity – Silicon IV, by putting in another silane adjacent to the Silicon III silane unit in Moses Lake.


Start-up of Silicon III's silane facility and Fluidized Bed Reactor (FBR) technology. REC Silicon purchases Komatsu Ltd’s 25% ownership interest in Butte facility (Silicon II).


Silicon IV starts production in June, grand opening for Silicon III and Silicon IV.


Renewable Energy Corporation ASA splits organization into two pure-play companies well positioned for the strong long-term fundamentals of solar energy: REC Solar ASA and REC Silicon ASA.


REC Silicon enters into agreements with Shaanxi Non-Ferrous Tian Hong New Energy Co., Ltd. governing a joint venture partnership that will expand operations into China.

REC Silicon relocates Foster City, California R&D Laboratory to new, 11,400-square-foot facility at Moses Lake plant