ACT Energy Technologies Ltd. — AGM Information 2023

Apr 18, 2023

CATHEDRAL ENERGY SERVICES LTD.

6030 - 3[rd] Street S.E.

Calgary, Alberta T2H 1K2

NOTICE OF ANNUAL MEETING OF SHAREHOLDERS

NOTICE IS HEREBY GIVEN that the annual meeting (the " Meeting ") of the holders (the " Shareholders ") of common shares (the " Common Shares ") of CATHEDRAL ENERGY SERVICES LTD. (" Cathedral ") will be held at Cathedral's head office which is located at 6030 – 3[rd] Street S.E., Calgary, Alberta at 3:30 p.m. (Mountain Time) on Thursday, May 11, 2023, for the following purposes:

1. To receive the consolidated financial statements of Cathedral for the year ended December 31, 2022, together with the auditor's report thereon;

2. To fix the number of directors (collectively, the " Directors ") of Cathedral to be elected at the Meeting at seven (7) and to elect the Directors of Cathedral to hold office until the next annual meeting of Shareholders;

3. To appoint auditors of Cathedral until the next annual meeting of Shareholders and to authorize the Directors to fix their remuneration; and

4. To transact such further and other business as may properly come before the Meeting or any adjournment thereof.

The management information circular of Cathedral dated April 14, 2023 (the "Information Circular") accompanying this Notice of Annual Meeting of Shareholders (this "Notice of Meeting") should be consulted for further details on matters to be acted upon.

This Notice of Meeting is accompanied by the Information Circular and a form of proxy (the " Form of Proxy "). The Information Circular is expressly made part of this Notice of Meeting. Capitalized words that are not otherwise defined in this Notice of Meeting shall have the meaning set out in the Information Circular.

Only holders of Common Shares of Cathedral of record at the close of business on March 28, 2023 are entitled to notice of the Meeting and only those holders of the Common Shares of Cathedral of record at the close of business on March 28, 2023, or who subsequently become Shareholders and comply with the provisions of the Business Corporations Act (Alberta), are entitled to vote at the Meeting.

If you have any questions or need assistance voting, please contact Kingsdale Advisors at 1-888-518-6824 (tollfree in North America) or 1-416-867-2272 (collect outside North America) or by email at: contactus@kingsdaleadvisors.com.

DATED at Calgary, Alberta, this 14[th] day of April, 2023.

BY ORDER OF THE BOARD OF DIRECTORS OF CATHEDRAL ENERGY SERVICES LTD.

"Thomas Connors"

Thomas Connors President, Chief Executive Officer and Director

-2-

If you are a registered Shareholder , please complete and submit the enclosed Form of Proxy or other appropriate form of proxy. Completed forms of proxy must be received by Computershare Trust Company of Canada, at 100 University Avenue, 8th Floor, Toronto, Ontario, M5J 2Y1, Attention: Proxy Department or by fax at 1-866-249-7775 (within North America) or at 1-416-263-9524 (outside North America), not less than 48 hours, excluding Saturdays, Sundays and statutory holidays, preceding the Meeting or any adjournment or postponement thereof. You may also vote by phone at 1-866-732-8683 (toll free within North America) or 1-312-588-4290 (outside North America), or by internet voting at www.investorvote.com; provided that you do so not less than 48 hours, excluding Saturdays, Sundays and statutory holidays, preceding the Meeting or any adjournment or postponement thereof. A vote submitted via the internet must be received by 3:30 p.m. (Mountain time) on May 9, 2023 or at least 48 hours (excluding Saturdays, Sundays and statutory holidays in the Province of Alberta) prior to the time set for any adjournment(s) or postponement(s) of the Meeting. In order to be valid, forms of proxy must be returned not less than 48 hours (excluding Saturdays, Sundays and statutory holidays in the Province of Alberta) prior to the time set for the Meeting or any adjournment(s) or postponement(s) thereof.

If you are not a registered Shareholder , please complete the voting instruction form from your intermediary/broker/agent and follow the instructions set out under " Advice to Beneficial Holders of Common Shares " in the Information Circular. A vote submitted via the internet must be received by 3:30 p.m. (Mountain time) on May 9, 2023 or at least 48 hours (excluding Saturdays, Sundays and statutory holidays in the Province of Alberta) prior to the time set for any adjournment(s) or postponement(s) of the Meeting. In order to be valid, forms of proxy must be returned not less than 48 hours (excluding Saturdays, Sundays and statutory holidays in the Province of Alberta) prior to the time set for the Meeting or any adjournment(s) or postponement(s) thereof.

If you have any questions or need assistance voting, please contact Kingsdale Advisors at 1-888-518-6824 (toll-free in North America) or 1-416-867-2272 (collect outside North America) or by email at: contactus@kingsdaleadvisors.com