Mr. Zeeshan Syed reports

AVALON ANNOUNCES THE RESULTS OF ITS 2024 ANNUAL AND SPECIAL MEETING OF SHAREHOLDERS

Avalon Advanced Materials Inc. has released the results of its 2024 annual and special meeting of shareholders held in Toronto, Ont., on Feb. 27, 2024. At the meeting, all eight director nominees listed in the company's information circular dated Jan. 9, 2024, were elected as directors of the company. The detailed results of the vote are set out herein.

At the meeting, shareholders also reappointed Ernst & Young LLP as auditor of the company and approved an amendment to the company's deferred share unit plan.

About Avalon Advanced Materials Inc.

Avalon is a Canadian advanced manufacturing company focused on vertically integrating the Ontario lithium supply chain. The company, through its joint venture with SCR-Sibelco NV, is currently developing its Separation Rapids lithium deposit near Kenora, Ont., while also continuing to advance the Snowbank lithium and Lilypad lithium-cesium projects. Avalon is also working to develop its Nechalacho rare earth and zirconium project located in the Northwest Territories. This deposit contains critical minerals for use in advanced technologies in the communications and defence industries among other sectors.

In addition to these upstream activities, Avalon is executing on a key initiative to develop Ontario's first mid-stream lithium hydroxide processing facility in Thunder Bay, Ont., a vital link bridging the lithium resources of the north with the downstream electric vehicle battery manufacturing base in the south.