Supporting Technical Assessments

This report (‘Report’) has been prepared by WSP exclusively for OceanaGold New Zealand Limited (‘Client’) in relation to the baseline assessment of various measurable attributes to inform the Social Impact Assessment Study for the proposed Waihi North Project (‘Purpose’) and in accordance with the Services Schedule OGN3147 issued under Master Consulting Agreement – 1407 (OGN-1014)] by the Client, dated June 2021. The findings in this Report are based on and are subject to the assumptions/limitations specified in the Report. WSP accepts no liability whatsoever for any reliance on or use of this Report, in whole or in part, for any use or purpose other than the Purpose or any use or reliance on the Report by any third party. 3-AD006.00 BASELINE DATA ANALYSIS REPORT WAIHI NORTH PROJECT: SOCIAL IMPACT ASSESSMENT OceanaGold New Zealand Limited WSP Auckland Level 3 The Westhaven 100 Beaumont St Auckland 1010, New Zealand +64 9 355 9500 wsp.com/nz REV DATE DETAILS 1 17 November 2021 Draft Report 2 14 April 2022 Final Report 3 08 June 2022 Revised Final Report NAME DATE SIGNATURE Prepared by: Francene Thomas 07 June 2022 Reviewed by: Hilary Konigkramer 08 June 2022 Approved by: Wendy Turvey 08 June 2022

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