Mr. Tim Gabruch reports

ISOENERGY APPOINTS GRAHAM DU PREEZ AS CHIEF FINANCIAL OFFICER

IsoEnergy Ltd. has appointed Graham du Preez to the position of chief financial officer. Mr. du Preez will be taking over the role from Janine Richardson who has resigned from the position.

Tim Gabruch, chief executive officer, commented: "On behalf of the board and everyone at IsoEnergy, I am very happy to welcome Graham as chief financial officer. Graham is a seasoned financial executive that brings extensive experience from a variety of public mining companies, including within the uranium mining sector. We are excited to have someone with Graham's depth of experience join the organization as we work to continue growing and developing IsoEnergy at an exciting time for the company and the nuclear industry in general. We also look forward to welcoming Graham and his family to Saskatoon as they relocate from Toronto. Additionally, I would like to thank Janine for all of her efforts as CFO of IsoEnergy through a period of tremendous growth since its founding by NexGen in 2016."

Mr. du Preez

Mr. du Preez has more than a decade of experience as chief financial officer with several public mining companies in a variety of commodities and at various stages along the mining cycle. Most recently, Mr. du Preez served as chief financial officer at Harte Gold Corp. Prior to that, Mr. du Preez spent several years working in the uranium industry, with Uranium One Inc., including as chief financial officer. Mr. du Preez has gained significant experience contributing to a wide range of functional areas. This has included closing various financings, identifying and participating in mergers and acquisitions, interacting with regulators, investors and analysts, undertaking strategic planning, managing public filings, developing and managing operating budgets, and overseeing large finance teams with broad responsibilities including accounting, payroll, tax, treasury, insurance and external reporting.

In connection with the appointment of Mr. du Preez as the company's chief financial officer, he has been granted 400,000 incentive stock options. The options are exercisable at a price of $4.96, vest in three equal annual instalments commencing on the grant date and have a term of five years. The options were granted pursuant to the company's incentive stock option plan and are subject to regulatory approval.

About IsoEnergy Ltd.

IsoEnergy is a well-financed uranium exploration and development company with a portfolio of prospective projects in the eastern Athabasca basin in Saskatchewan, Canada. The company recently discovered the high-grade Hurricane zone of uranium mineralization on its 100-per-cent-owned Larocque East property in the eastern Athabasca basin. IsoEnergy is led by a board and management team with a record of success in uranium exploration, development and operations. The company was founded and is supported by the team at its major shareholder, NexGen Energy Ltd.

We seek Safe Harbor.