Sienna Resources Inc. announced that it has completed the acquisition of the Silver Peak South Lithium Project (the "SPSLP") in Clayton Valley, Nevada, pursuant to the terms of the option agreement that was announced on December 14, 2022. The SPSLP is prospective for lithium and consists of approximately 1750 contiguous acres. The SPSLP is contiguous to Sienna's Blue Clay Lithium Project, making one large continuous block of approximately 4,700 acres.

Recently, the Bureau of Land Management (BLM) has given Sienna approval for up to 4 additional holes to be completed on the 100% owned Blue Clay Lithium Project in Clayton Valley, Nevada. On March 25, 2022, Sienna revealed a new lithium discovery on the Blue Clay Lithium Project. Lithium values as high as 1230 ppm Li were encountered.

The Blue Clay Lithium Project consists of 150 contiguous claims totaling approximately 2,950 acres prospective for lithium right in the heart of the Clayton Valley in Nevada, which is currently home to the only producing lithium region in North America. Sienna wishes to announce that it has entered into a services agreement with CEO.CA Technologies Ltd. to receive advertising services (the "Services") for a six month period, commencing June 1, 2023, for total cost of $52,500.