Befesa S.A. provides environmental recycling services to the steel and aluminum industries across Europe, Asia, and North America. It operates in two segments: Steel Dust Recycling Services and Aluminium Salt Slags Recycling Services. The Steel Dust Recycling Services segment collects and recycles crude steel dust, sells waelz oxide to zinc smelters, and produces stainless steel through electric arc furnace or other metallurgical processes. The Aluminium Salt Slags Recycling Services segment recycles salt slags and spent pot linings, recovers and sells salt, aluminum concentrate, and aluminum oxides, and produces secondary aluminum alloys for the automotive and construction industries. The company also offers logistics, waelz oxide and aluminum waste treatment services, and develops projects and technology. Befesa S.A. was founded in 1987 and is based in Luxembourg, Luxembourg.