Asier Zarraonandia Ayo

Silvermet, Inc. engages in the acquisition, exploration, and development of mineral resources properties. Its activities include operation of Waelz kiln which recover zinc concentrates that are then treated by zinc smelters from steel companies. The company was founded on May 27, 1994 and is headquartered in Toronto, Canada.

Part of Befesa SA, Befesa Zinc SA is a Spanish company that recovers and recycles zinc and zinc dust from scrap. The company is located in Spain. Asier Zarraonandia Ayo has been the CEO of the company since 2006.

Befesa Medio Ambiente SA provides waste treatment services. Its services include management and recycling of steel dusts from electric arc furnaces, management and recycling of stainless and special steel dusts, recovery of zinc, and integral recycling of salt slags, SPLs, filters dusts, and milling residues. The company was founded on September 9, 1993 and is headquartered in Seville, Spain.

Befesa Medio Ambiente SL operates as a holding company which engages in financial investment and shareholding activities. It provides waste recycling and refuse system management services to clients in the industrial sector. The company was founded on October 8, 2004 and is headquartered in Sevilla, Spain.

Befesa Zinc Germany GmbH engages in the acquisition, holding, management, and sale of companies or participations in firms. The company was founded on June 9, 2004 and is headquartered in Ratingen, Germany.

Recytech SA engages in recycling of zinc-content waste. The company was founded in 1991 and is headquartered in Fouquieres-les-Lens, France.