Lake Winn issues corporate update

June 9 , 2026 – TheNewswire - Vancouver, British Columbia – Lake Winn Resources Corp. (TSXV: LWR ) (“Lake Winn” or the “Company” ) is pleased to announce a comprehensive corporate update marking the Company's renewed focus on critical and strategic minerals. This update includes: its proposed name change to Northern Critical Minerals Ltd.; its planned 2026 drill program at its 100%-owned Little Nahanni Pegmatite Group (“ LNPG ”) in the Northwest Territories; the proposed acquisition of the Silver Switchback Copper-Silver Project in British Columbia (the “ Option Acquisition ”); the proposed settlement of outstanding indebtedness through the issuance of common shares of the Company (the “ Debt Settlement ”); and a non-brokered private placement of up to $3,000,000 (the " Offering "). The proposed name change, Option Acquisition, Debt Settlement and Offering are each subject to TSX Venture Exchange (" TSXV ") approval.

All dollar amounts referred to in this news release are in Canadian dollars unless otherwise indicated. Little Nahanni Pegmatite Group (LNPG) The Company is advancing its 100%-owned LNPG project, near the NWT/Yukon border, as a drill-ready lithium-tantalum-tin LCT pegmatite system with multiple planned exploration catalysts. LNPG covers a significant pegmatite district with a known LCT dyke swarm supported by historic drilling, high-grade channel samples, high-grade rock samples, completed geophysics and strong lithium-in-soil results.

Drill permits are already in place, and the Company is preparing for its next phase of exploration, subject to completion of financing and final program logistics. The planned drill program is expected to test Alpha Prime, a newly defined high-priority pegmatite target measuring approximately 7 kilometres in strike length and 80 to 120 metres in width, where geophysic