Perpetua Resources Selects Hatch as EPCM for Stibnite Gold Project

Hatch is a noted leader in North American mine and process plant development.

BOISE, Idaho, Dec. 16, 2025 /PRNewswire/ - Perpetua Resources Corp. (Nasdaq: PPTA / TSX: PPTA) ("Perpetua Resources" or "Perpetua" or the "Company") today announced that it has selected Hatch Ltd. ("Hatch") as the Engineering, Procurement, and Construction Management ("EPCM") contractor for the Stibnite Gold Project ("SGP" or "Project"). The appointment of Hatch follows a highly competitive review process and marks a major milestone in Perpetua's transition from planning to development, ahead of a final investment decision expected in the spring of 2026. The EPCM selection strengthens Perpetua's readiness to responsibly deliver one of the most strategically important mining projects in the United States. Hatch is also making a $4 million equity investment (the "Private Placement") in the Company.

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