ETEK S.r.l. is an Italian engineering company that provides technologies and equipment for the recycling and refining of precious and strategic metals from waste streams including e-waste, spent catalysts, batteries and mining residues.
It combines pyrometallurgical and hydrometallurgical processes with proprietary equipment such as Top Blown Rotary Converter furnaces to produce black copper and refined metals including copper, gold, silver, platinum and palladium. The company, which fully owns SISEMTEK S.r.l., was founded in 2019 and is headquartered in Italy. In June 2026 NEXTCHEM, a subsidiary of MAIRE, acquired a 70% stake.
Also known as Etek Srl.
Revenues +6.9% to €3.68bn; EBITDA +14.7% to €266.2m; H1 order intake €7.2bn, backlog €16.3bn; Nextchem buys Ballestra and 70% of ETEK.
Adds full NPK fertilizer technologies, fluorine and oleochemistry capabilities; integrates ~460 staff, pilot plants and a €270m backlog; transaction paid at €148.2m.
Majority buy adds pyrometallurgical, hydrometallurgical and electrowinning tech to recover precious and critical metals from e‑waste, batteries, PV panels and mining tailings.
