News

Vancouver, BC – January 28, 2026 – Sienna Resources Inc. (SIEN–TSX.V, SNNAF–USA, A418KR–WKN) (the “Company” or “Sienna”) is pleased to announce that it has entered into a joint venture agreement…

Vancouver, BC – January 13, 2026 – Sienna Resources Inc. (SIEN-tsx.v, SNNAF-usa A418KR-wkn,) (the “Company” or “Sienna”) is planning to recommence operations in Nevada on its lithium projects. These include…

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VANCOUVER, BC, November 6, 2025 – Sienna Resources Inc. (TSX.V: SIEN) (FSE: A418KR), (the “Company” or “Sienna”) wishes to provide an update to its shareholders on the impact of the…

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Not for distribution to United States newswire services or for release publication, distribution or dissemination directly, or indirectly, in whole or in part, in or into the United States.  …

September 25,  2025 – Sienna Resources Inc. (SIEN—TSX.v, SNNAF—OTCID, A418KR—WKN) (the “Company” or “Sienna”) Sienna Resources Inc. pleased to announce that it has renewed all of its lithium claims in…

August 28, 2025 – Sienna Resources Inc. (SIEN—TSX.v, SNNAF—OTCID, A418KR—WKN) (the “Company” or “Sienna”) Sienna Resources Inc. has entered into an options agreement to acquire a 100-per-cent interest in the…

VANCOUVER, BC, June 17, 2025 – Sienna Resources Inc. (TSX.V: SIEN) (FSE: A1XCQ0), (the “Company” or “Sienna”) is pleased to announce it has closed a non-brokered private placement under the…