Supporting Technical Assessments

310204002_600 WNP TA v7.docx Stantec // Oceana Gold NZ // Transportation Assessment – Waihi North Project iii Quality Statement The conclusions in the Report titled Waihi North Project, Transportation Assessment are Stantec’s professional opinion, as of the time of the Report, and concerning the scope described in the Report. The opinions in the document are based on conditions and information existing at the time the scope of work was conducted and do not take into account any subsequent changes. The Report relates solely to the specific project for which Stantec was retained and the stated purpose for which the Report was prepared. The Report is not to be used or relied on for any variation or extension of the project, or for any other project or purpose, and any unauthorized use or reliance is at the recipient’s own risk. Stantec has assumed all information received from Oceana Gold NZ Ltd (the “Client”) and third parties in the preparation of the Report to be correct. While Stantec has exercised a customary level of judgment or due diligence in the use of such information, Stantec assumes no responsibility for the consequences of any error or omission contained therein. This Report is intended solely for use by the Client in accordance with Stantec’s contract with the Client. While the Report may be provided to applicable authorities having jurisdiction and others for whom the Clie nt is responsible, Stantec does not warrant the services to any third party. The report may not be relied upon by any other party without the express written consent of Stantec, which may be withheld at Stantec’s discretion PROJECT MANAGER PROJECT TECHNICAL LEAD Ian Carlisle Ian Carlisle PREPARED BY Ian Carlisle 23 / 09 / 2021 CHECKED BY Chris Rossiter 30 / 09 / 2021 REVIEWED BY Chris Rossiter 30 / 09 / 2021 APPROVED FOR ISSUE BY Ian Carlisle 15 / 06 / 2022 OGNZL Reference: OGNZL Document Number Technical Report Subject WAI-985-000-REP-LC-0024 Transportation Assessment Level 1, 117 Willow Street, Tauranga / 3110 PO Box 13-052, Armagh, Christchurch 8141 TEL +64 7 577 0555 STATUS: Final | Project No. 310204002-600

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