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Northisle Announces Filing of Amended T echnical Report and AIF No Change to Report Conclusions or Economics

Financials

Northisle Copper and Gold Inc. | 1200 – 1166 Alberni St. | Vancouver, BC | V6E 3Z3

www.northisle.ca | [email protected]

June 8, 2022

TSX Venture Exchange Symbol: NCX

Northisle Announces Filing of Amended T echnical Report and AIF

No Change to Report Conclusions or Economics

Vancouver, B.C. – Northisle Copper and Gold Inc. (TSX-V: NCX) (“Northisle” or the “Company”) announces that it has

filed an amended technical report dated June 8, 2022 titled “North Island Copper and Gold Project – Form 43-101F1

Technical Report – Preliminary Economic Assessment ” (the “Amended Technical Report”) and an amended annual

information form for the year ended December 31, 2021 (“Amended AIF ”) following a voluntary disclosure review

completed by the British Columbia Securities Commission (the “BCSC”) at the request of the Company.

The Amended Technical Report and Amended AIF do not contain any changes to the disclosed mineral resource estimates

or the conclusions of the economic analysis for the North Island Project. Changes were focused on, among other things,

clarifying certain details and supporting information, as well as reorganizing existing content to better align with the

requirements of NI43-101.

Technical Report and Qualified Persons

An amended National Instrument 43-101 (NI 43-101) technical report entitled “North Island Project PEA” prepared by

the following Qualified Persons has been filed by the Company on www.sedar.com:

• Laurie Tahija, MMSA – M3 Engineering – Recovery Methods and Process Operating Costs

• Daniel Roth, P.Eng. – M3 Engineering – Project Plant and Infrastructure Costs, Economic Analysis

• Brian Game, P. Geo. – Principal of GeoMinEx Consultants – Geology, Data Verification, Exploration and

Environmental

• Phil Burt, P. Geo. – CEO of Burt Consulting Services – Mineral Resource Estimates, Data Verification

• John Nilsson, P. Eng. – Mining Methods

• Ben Wickland, P.Eng. of Golder Associates Ltd. – Mine Waste Facility

The Qualified Persons have reviewed and approved the scientific, technical, and economic information contained in this

news release.

About Northisle

Northisle Copper and Gold Inc. is a Vancouver-based company whose mission is to become a leading and sustainable

mineral resource company for the future . Northisle owns the North Island Project, which is one of the most promising

copper and gold porphyry deposits in Canada. The North Island Project is located near Port Hardy, British Columbia on a

33,149-hectare block of mineral titles 100% owned by Northisle stretching 50 kilometres northwest from the now closed

Island Copper Mine operated by BHP Billiton. Northisle recently completed an updated preliminary economic assessment

for the North Island Project and is now focused on advancement of the project through a prefeasibility study while

continuing exploration within this highly prospective land package.

For more information on Northisle please visit the Company’s website at www.northisle.ca.

On behalf of Northisle Copper and Gold Inc.

Nicholas Van Dyk, CFA

Chief Financial Officer

Tel: (778) 655-9582

Email: [email protected]

www.northisle.ca

Northisle Copper and Gold Inc. | 1200 – 1166 Alberni St. | Vancouver, BC | V6E 3Z3

www.northisle.ca | [email protected]

Cautionary Statements regarding Forward-Looking Information

Certain information in this news release constitutes forward-looking statements under applicable securities law. Any statements that are contained

in this news release that are not statements of historical fact may be deemed to be forward -looking statements. Forward-looking statements are

often identified by terms such as “may”, “should”, “anticipate”, “expect”, “intend” and similar expressions. Forward-looking statements in this news

release include, but are not limited to, statements relating to the 2021 PEA results, as amended, the Company’s plans for advancement of the North

Island Project, and the Company’s anticipated exploration activities. Forward -looking statements necessarily involve known and unknown risks,

including, without limitation, Northisle’s ability to implement its business strategies; risks associated with mineral exploration and production; risks

associated with general economic conditions; adverse industry events; stakeholder engagement; marketing and transportation co sts; loss of

markets; volatility of commodity prices; inability to access sufficient capital from internal and external sources, and/or inability to access sufficient

capital on favourable terms; industry and government regulation; changes in legislation, income tax and regulatory matters; competition; currency

and interest rate fluctuations; and othe r risks. The preliminary economic assessment is preliminary in nature in that it includes inferred mineral

resources that are considered too speculative geologically to have the economic considerations applied to them that would ena ble them to be

categorized as mineral reserves, and there is no certainty that the preliminary economic assessment will be realized . Readers are cautioned that

the foregoing list is not exhaustive.

Readers are further cautioned not to place undue reliance on forward -looking statements as there can be no assurance that the plans, intentions,

or expectations upon which they are placed will occur. Such information, although considered reasonable by mana gement at the time of

preparation, may prove to be incorrect and actual results may differ materially from those anticipated. Forward -looking statements contained in

this news release are expressly qualified by this cautionary statement.

The forward-looking statements contained in this news release represent the expectations of management of Northisle as of the date of this news

release, and, accordingly, are subject to change after such date. Northisle does not undertake any obligation to update or revise any forward-looking

statements, whether as a result of new information, future events or otherwise, except as expressly required by applicable securities law.

Neither the TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in the policies of the TSX Venture Exchange) accepts

responsibility for the adequacy or accuracy of this news release.