File: '\\swfile\EmailIn\20250331 161422 Attachment STCU - News Release Announcing Upsize to PP (March 31, 2025).docx'

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Star Copper Announces Upsize to Non-Brokered Private Placement

VANCOUVER, British Columbia, March 31, 2025, Star Copper Corp. ("Star" or the "Company") (CSE: STCU) is pleased is pleased to announce that the non-brokered private placement previously announced on March 3, 2025 (the "Offering") as been increased to up to 10,000,000 units (each, a "Unit") at a price of $0.25 per Unit for aggregate gross proceeds of up to $2,500,000. Each Unit will be comprised of one common share of the Company and one common share purchase warrant, with each warrant exercisable to acquire one common share of the Company at a price of $0.32 per share for a period of 24 months from the date of issuance.

The Company intends to use the net proceeds of the Offering for project evaluation, general working capital purposes and to satisfy existing property commitments and payables.

About Star Copper Corp. (CSE: STCU) (OTC: ALCUF) (FWB: PP0)

Star Copper is focused on contributing to the green economy by finding and developing copper resource assets in stable jurisdictions. The Company is positioned to earn a 60-per-cent interest in the Indata copper-gold project located in north-central British Columbia. After the acquisition of Cavu Energy Metals, the Company has acquired 100% of the Star copper-gold porphyry project in the Golden Triangle of British Columbia, as well as the 100% owned Quesnel project in the middle of the Quesnel Trough, host to a number of alkalic copper-gold porphyry deposits running northwest across western British Columbia. The company also holds a 100% interest in the Copper-Molybdenum Okeover project north of Powell River.

For more information visit https://starcopper.com/.

On Behalf of the Board of Directors of Star

~Darryl Jones~

Darryl Jones

CEO, President & Director

Star Copper Corp.

Contact Star Copper

Invictus Investor Relations

+1 (604) 343.8661

walter@invictusir.com

Cautionary Note Regarding Forward-Looking Statements

This news release contains forward-looking statements and other statements that are not historical facts. Forward-looking statements are often identified by terms such as "will", "may", "should", "anticipate", "expects" and similar expressions. All statements other than statements of historical fact, included in this news release are forward-looking statements that involve risks and uncertainties. Forward-looking statements in this press release include, but are not limited to, statements regarding the terms and completion of the Offering. There can be no assurance that such statements will prove to be accurate and actual results and future events could differ materially from those anticipated in such statements. Important factors that could cause actual results to differ materially from the Company's expectations include but are not limited to market conditions and the risks detailed from time to time in the filings made by the Company with securities regulators. The reader is cautioned that assumptions used in the preparation of any forward-looking information may prove to be incorrect. Events or circumstances may cause actual results to differ materially from those predicted, as a result of numerous known and unknown risks, uncertainties, and other factors, many of which are beyond the control of the Company. The reader is cautioned not to place undue reliance on any forward-looking information. Such information, although considered reasonable by management at the time of preparation, may prove to be incorrect and actual results may differ materially from those anticipated. Forward-looking statements contained in this news release are expressly qualified by this cautionary statement. The forward-looking statements contained in this news release are made as of the date of this news release and the Company will update or revise publicly any of the included forward-looking statements as expressly required by applicable law.