Tier One Silver Inc. — Proxy Solicitation & Information Statement 2022

Jun 27, 2022

Have questions about this notice? Call the Toll Free Number below or scan the QR code to find out more. Toll Free 1-866-964-0492

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TIER ONE SILVER INC.

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www.computershare.com/ noticeandaccess

Notice of Availability of Proxy Materials for TIER ONE SILVER INC. Annual General Meeting

Meeting Date and Location:

When: August 4, 2022 Where: Suite 1630, 1177 West Hastings Street, 10:00 am (Pacific Time) Vancouver, British Columbia

You are receiving this notice to advise that the proxy materials for the above noted securityholders' meeting are available on the Internet. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. We remind you to access and review all of the important information contained in the information circular and other proxy materials before voting.

The information circular and other relevant materials are available at:

- https://www.tieronesilver.com/investors/agm materials/

OR

www.sedar.com

How to Obtain Paper Copies of the Proxy Materials

Securityholders may request to receive paper copies of the current meeting materials by mail at no cost. Requests for paper copies may be made using your Control Number as it appears on your enclosed Voting Instruction Form or Proxy. To ensure you receive the materials in advance of the voting deadline and meeting date, all requests must be received no later than July 25, 2022. If you do request the current materials, please note that another Voting Instruction Form/Proxy will not be sent; please retain your current one for voting purposes.

For Holders with a 15 digit Control Number:

For Holders with a 16 digit Control Number:

To obtain paper copies of the materials before or after the meeting date, please contact Toll Free: 1-800-863-8655 or Tel: 778-729-0600.

To obtain paper copies of the materials before or after the meeting date, please contact Toll Free: 1-800-863-8655 or Tel: 778-729-0600.

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Securit holder Meetin Notice y g

The resolutions to be voted on at the meeting are listed below along with the Sections within the Information Circular where disclosure regarding the matter can be found.

1. Election of Directors - Election of Directors

2. Appointment of Auditor - Appointment of Auditor

3. Continuation of Share Option Plan - Particulars of Matters to be Acted Upon – Continuation of Share Option Plan

Voting

PLEASE NOTE - YOU CANNOT VOTE BY RETURNING THIS NOTICE. To vote your securities you must vote using the methods reflected on your enclosed Voting Instruction Form or Proxy.

PLEASE VIEW THE INFORMATION CIRCULAR PRIOR TO VOTING

Annual Financial statement delivery

• No Annual Report (or Annual Financial Statements) is (are) included in this mailing