StageZero Life Sciences Ltd. — Regulatory Filings 2022

Apr 5, 2022

==> picture [152 x 58] intentionally omitted <==

TSX TRUST COMPANY

VIA ELECTRONIC TRANSMISSION

April 5, 2022

TO ALL APPLICABLE EXCHANGES AND COMMISSIONS:

RE: STAGEZERO LIFE SCIENCES LTD. Confirmation of Notice of Record and Meeting Dates

We are pleased to confirm that Notice of Record and Meeting Dates was sent to The Canadian Depository for Securities.

==> picture [443 x 372] intentionally omitted <==

----- Start of picture text ----- We advise the following with respect to the upcoming Special Meeting of Security Holders for thesubject issuer:1 ISIN: CA8525403017CUSIP: 8525403012 Date Fixed for the Meeting: May 9, 20223 Record Date for Notice: March 29, 20224 Record Date for Voting: March 29, 20225 Beneficial Ownership Determination Date: March 29, 20226 Classes or Series of Securities that entitle COMMONthe holder to receive Notice of the Meeting:7 Classes or Series of Securities that entitle COMMONthe holder to vote at the meeting:8 Business to be conducted at the meeting: Special9 Notice-and-Access:Registered Shareholders: YESBeneficial Holders: YESStratification Level: Not Applicable10 Reporting issuer is sending proxy-related materialsdirectly to Non-Objecting Beneficial Owners: YES11 Issuer paying for delivery to Objecting Beneficial Owners: YESCANCELLED----- End of picture text -----

Yours truly, TSX Trust Company

• " Christopher de Lima " Senior Relationship Manager Christopher.delima@tmx.com

VANCOUVER CALGARY

650 West Georgia Street, 300-5th Avenue SW, 10th floor Suite 2700 Calgary, AB T2P 3C4 Vancouver, BC V6B 4N9

T 604 689-3334

TORONTO

301 - 100 Adelaide Street West Toronto ON M5H 4H1

Toll Free 1-866-600-5869 T 416 361-0930

MONTRÉAL

1800 - 1190, avenue des Canadiens-de-Montréal, C. P. 37 Montréal (Québec) H3B 0G7

T 514 395-5964

T 403 218-2800