Gunnison Copper Announces That Rio Tinto and Amazon Web Services Collaborate to Bring Low-Carbon Nuton Copper from Gunnison’s Johnson Camp Mine to U.S. Data Centers

Phoenix, Arizona–(Newsfile Corp. – January 15, 2026) – Gunnison Copper Corp. (TSX: GCU) (OTCQB: GCUMF) (FSE: 3XS0) (“Gunnison” or the “Company”) announces Rio Tinto’s strategic collaboration with Amazon Web Services (AWS) that will see AWS become Nuton® Technology’s first customer following the breakthrough first industrial-scale deployment of the innovative bioleaching technology at Gunnison’s Johnson Camp copper mine in the U.S. last month.

Under the agreement, AWS will use the first Nuton copper ever produced in components of its U.S. data centres, while also providing cloud-based data and analytics support to accelerate the optimisation of Nuton’s proprietary bioleaching technology at Gunnison Copper’s Johnson Camp Mine. Data centres use copper in a wide variety of applications, including electrical cables and busbars, windings in transformers and motors, printed circuit boards, and heat sinks on processors.

Nuton also utilises AWS platforms to simulate…