Investor Presentaiton

For personal use only Competent Persons Statements Northern Star NORTHERN STAR Saracen The information in this announcement that relates to Mineral Resource estimations, exploration results, data quality and geological interpretations for the Company's Project areas (excluding the Central Tanami Gold Project, the Bronzewing Project, the Anthill Project and the Mt Clement Project) is based on information compiled by Michael Mulroney, a Competent Person who is a Member of the Australasian Institute of Mining and Metallurgy and a full- time employee of Northern Star Resources Limited. Mr Mulroney has sufficient experience that is relevant to the styles of mineralisation and type of deposits under consideration and to the activity being undertaken to qualify as a Competent Person as defined in the 2012 Edition of the "Australasian Code for Reporting of Exploration Results, Mineral Resources and Ore Reserves" for the Company's Project areas. Mr Mulroney consents to the inclusion in this announcement of the matters based on this information in the form and context in which it appears. The information in this announcement that relates to Ore Reserve estimations for the Company's Project areas (excluding the Bronzewing Project) is based on information compiled by Jeff Brown, a Competent Person who is a Member of the Australasian Institute of Mining and Metallurgy and a full-time employee of Northern Star Resources Limited. Mr Brown has sufficient experience which is relevant to the style of mineralisation and type of deposit under consideration and to the activity being undertaken to qualify as a Competent Person as defined in the 2012 Edition of the "Australasian Code for Reporting of Exploration Results, Mineral Resources and Ore Reserves". Mr Brown consents to the inclusion in this announcement of the matters based on this information in the form and context in which it appears. The information in this announcement that relates to the Central and Western Tanami Gold Projects is extracted from the Tanami Gold NL ASX announcement entitled "Quarterly Report for the Period Ending 31 March 2014" released on 1 May 2014 and is available to view on www.tanami.com.au. The information in this announcement that relates to Mineral Resource estimations, data quality, geological interpretations and potential for eventual economic extraction for the Groundrush deposit at the Central Tanami Gold Project is based on information compiled by Brook Ekers a Competent Person who is a Member of the Australian Institute of Geoscientists and a full-time employee of Northern Star Resources Limited. Mr. Ekers has sufficient experience which is relevant to the style of mineralisation and type of deposit under consideration and to the activity which he is undertaking to qualify as a Competent Person as defined in the 2012 Edition of the "Australasian Code for Reporting of Exploration Results, Mineral Resources and Ore Reserves". Mr. Ekers consents to the inclusion in this announcement of the matters based on this information in the form and context in which it appears. The Company confirms that it is not aware of any further new information or data that materially affects the information included in the original market announcement entitled "Quarterly Report for the Period Ending 31 March 2014" released on 1 May 2014 and, in the case of estimates of Mineral Resources, that all material assumptions and technical parameters underpinning the estimates in the relevant market announcement continue to apply and have not materially changed. To the extent disclosed above, the Company confirms that the form and context in which the Competent Person's findings are presented have not been materially modified from the original market announcement. The information in this announcement that relates to the Bronzewing Project is extracted from the Echo Resources Ltd announcement entitled "Yandal Gold Project BFS & Growth Strategy" released on 23 April 2019 and is available to view on www.asx.com.au. The Company confirms that it is not aware of any further new information or data that materially affects the information included in the original market announcement entitled "Yandal Gold Project BFS & Growth Strategy" released on 23 April 2019 and, in the case of estimates of Mineral Resources, that all material assumptions and technical parameters underpinning the estimates in the relevant market announcement continue to apply and have not materially changed. To the extent disclosed above, the Company confirms that the form and context in which the Competent Person's findings are presented have not been materially modified from the original market announcement. The information in this announcement that relates to the Anthill Project is extracted from the Intermin Resources Limited (now Horizon Minerals Limited) announcement entitled "Anthill Resource Grows 60% to Over 125,000 ounces " released on 18 December 2018 and is available to view on www.asx.com.au. The Company confirms that it is not aware of any further new information or data that materially affects the information included in the original market announcement entitled "Anthill Resource Grows 60% to Over 125,000 ounces" released on 18 December 2018 and, in the case of estimates of Mineral Resources, that all material assumptions and technical parameters underpinning the estimates in the relevant market announcement continue to apply and have not materially changed. To the extent disclosed above, the Company confirms that the form and context in which the Competent Person's findings are presented have not been materially modified from the original market announcement. PAGE 39

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