Sumitomo SHI FW (LAES) Sumitomo SHI FW (SFW) was formed in 2017 and is based in Finland. The traditional business function of the company was to supply circulating fluidized bed boilers and bubbling fluidized bed boilers. However, the company is now also focusing on developing energy from waste, carbon capture and liquid air energy storage (LAES) technologies. This profile focuses on LAES. Sumitomo SHI FW (LAES)