Mr. Philip Williams reports

A SECOND LEADING PROXY ADVISOR, GLASS LEWIS, RECOMMENDS ISOENERGY SHAREHOLDERS VOTE FOR THE ARRANGEMENT RESOLUTION WITH ANFIELD

Independent proxy advisory firm Glass Lewis & Co. has recommended IsoEnergy Ltd. shareholders vote for the ordinary resolution (the share issuance resolution) to approve the share issuance in connection with the previously announced arrangement involving the company and Anfield Energy Corp. at the upcoming special meeting of shareholders to be held on Tuesday, Dec. 3, 2024, at 2 p.m. (Toronto time).

• Your vote is important no matter how many shares you hold;
• The board of directors of IsoEnergy unanimously recommends that shareholders vote for the arrangement resolution.

Glass Lewis's recommendation complements the favourable recommendation for the arrangement previously received from Institutional shareholder Services Inc. (ISS).

Philip Williams, chief executive officer and director of IsoEnergy, commented: "We are pleased that both Glass Lewis and ISS have endorsed the board's unanimous recommendation for shareholders to vote 'for' the share issuance resolution. These recommendations underscore the significant potential value the arrangement offers to IsoEnergy shareholders."

The board of directors of IsoEnergy recommends that shareholders vote for the share issuance resolution

Vote today

shareholders are reminded that the deadline to vote is fast approaching. Shareholders must submit their proxies before 2 p.m. (Toronto time) on Friday, Nov. 29, 2024.

Due to the essence of time and the Canadian postal strike, shareholders are encouraged to vote by telephone or on-line, as per the instructions provided in the form of proxy or voting instruction form.

Questions

If you have questions about the meeting matters or require voting assistance please contact IsoEnergy's proxy solicitation agent, Laurel Hill Advisory Group, as shown in the attached table.

The arrangement and meeting details

On Oct. 1, 2024, IsoEnergy and Anfield entered into a definitive agreement pursuant to which IsoEnergy has agreed to acquire all of the issued and outstanding common shares of Anfield by way of a court-approved plan of arrangement.

At the meeting, shareholders will be asked to vote on the share issuance resolution and a special resolution approving a potential consolidation of the IsoEnergy shares, in each case as more particularly described in the management information circular mailed to shareholders in connection with the meeting.

The meeting will be held on-line on Dec. 3, 2024, at 2 a.m. (Toronto time). Shareholders of record as of Oct. 21, 2024, are eligible to vote at the meeting.

Please visit the special meeting page on the company's website for complete details and links to all relevant documents ahead of the meeting at the company's website. The circular is also available under IsoEnergy's profile on SEDAR+.

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