Seabridge Gold Files 2025 Sustainability Report

Executive Summary

• Seabridge Gold released its 2025 Sustainability Report, detailing comprehensive progress in environmental, social, and governance (ESG) performance across its North American gold and copper project portfolio.
• The company achieved strong safety and environmental compliance metrics, including a TRIF of 0.73, zero reportable spills, and zero major non-compliances across regulatory inspections.
• Key operational milestones include the development of the Treaty Creek Terminal switching station to secure renewable hydroelectric power for the KSM Project and substantial reclamation progress at the former Johnny Mountain Mine.
• Social and governance initiatives highlighted expanded Indigenous and community partnerships, diverse workforce representation, and the implementation of new climate data reporting systems.

Key Details

• Safety Performance: Achieved a Total Recordable Incident Frequency (TRIF) of 0.73 across 547,418 hours worked, significantly below the 1.5 target, with zero reportable spills across all active sites.
• Awards & Compliance: The KSM Project received the 2025 AME David Barr Award for collaborative health and safety in remote regions; eight regulatory site inspections across five active projects resulted in zero major non-compliances.
• Infrastructure Development: Reached a milestone on the Treaty Creek Terminal (TCT) switching station, which will connect the KSM Project to low-cost renewable hydroelectric power from BC Hydro to strengthen long-term sustainability.
• Reclamation Progress: At the former Johnny Mountain Mine, 25,000 cubic meters of material were placed to form a permanent erosion berm, and 10,000 cubic meters of waste rock were relocated.
• Community & Social Investment: Awarded $50,000 in bursaries to 48 students from northwest BC in partnership with the Nisga'a Lisims Government and Tahltan Central Government; 71% of procurement spending was directed to local communities.
• Workforce Diversity: Women comprise 52% of the workforce and 40% of the Board, with growing Indigenous representation in leadership roles.
• Governance & Climate Reporting: Implemented the Pulsora platform for auditable GHG and climate data reporting and piloted Scope 3 emissions questionnaires with key suppliers.
• Report Access: The 2025 Sustainability Report and ESG Performance Data Index are publicly available at www.seabridgegold.com/sustainability.

Notable Quotes

• "2025 was a year of exceptional progress — not only in advancing our projects, but in deepening the values that define who we are," said Rudi Fronk, Chair and CEO. "We once again demonstrated that responsible resource development and operational excellence go hand in hand."