**G Mining Ventures Secures Up to US$537.5 Million in Financing for Oko West Gold Project** BROSSARD, QC, October 6, 2025 - G Mining Ventures Corp. (TSX: GMIN, OTCQX: GMINF) has secured commitments for a substantial financing package totaling up to US$537.5 million to support the development and construction of its 100%-owned Oko West Gold Project in Guyana. The initial package comprises a US$350 million senior secured revolving credit facility, with a potential US$150 million accordion feature available six months after closing, subject to lender approval. The financing is provided by a syndicate of leading financial institutions, including National Bank Capital Markets, Macquarie Bank Limited, Bank of Montreal, ING Capital LLC, Royal Bank of Canada, Citibank, and CIBC. Additionally, GMIN has entered into a Master Loan and Security Agreement with Komatsu Finance Chile S.A. for up to US$37.5 million to finance the procurement of mining and construction equipment. With the recent receipt of the Oko West environmental permit and this new financial flexibility, G Mining Ventures plans to make a Final Investment Decision on the project later this month. Proceeds from the financing will be used for general corporate purposes, refinancing existing debt, project development, and working capital support. The revolving credit facility has an initial term of up to three years, with options for annual extensions subject to lender consent.