Jun 20, 2023 · Aluminium. ELYSIS, our joint venture with Alcoa, supported by Apple, the Government of Canada and the Government of Quebec, is developing a breakthrough inert anode technology that eliminates all direct greenhouse gases from the aluminium smelting process.. In 2023, we acquired a 50% equity stake in Matalco from Giampaolo Group for $738 million. The Matalco joint venture combines the strengths ...