Engineer Gold Mines Ltd. — AGM Information 2022

Mar 30, 2022

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8th Floor, 100 University Avenue Toronto, Ontario M5J 2Y1 www.computershare.com

Security Class

Holder Account Number

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Form of Proxy - Annual General and Special Meeting to be held on May 12, 2022

This Form of Proxy is solicited by and on behalf of Management.

Notes to proxy

1. Every holder has the right to appoint some other person or company of their choice, who need not be a holder, to attend and act on their behalf at the meeting. If you wish to appoint a person or company other than the persons whose names are printed herein, please insert the name of your chosen proxyholder in the space provided (see reverse).

2. If the securities are registered in the name of more than one owner (for example, joint ownership, trustees, executors, etc.), then all those registered should sign this proxy. If you are voting on behalf of a corporation or another individual you may be required to provide documentation evidencing your power to sign this proxy with signing capacity stated.

3. This proxy should be signed in the exact manner as the name appears on the proxy.

4. If this proxy is not dated, it will be deemed to bear the date on which it is mailed by Management to the holder.

5. The securities represented by this proxy will be voted as directed by the holder, however, if such a direction is not made in respect of any matter, this proxy will be voted as recommended by Management.

6. The securities represented by this proxy will be voted or withheld from voting, in accordance with the instructions of the holder, on any ballot that may be called for and, if the holder has specified a choice with respect to any matter to be acted on, the securities will be voted accordingly.

7. This proxy confers discretionary authority in respect of amendments to matters identified in the Notice of Meeting or other matters that may properly come before the meeting.

8. This proxy should be read in conjunction with the accompanying documentation provided by Management.

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Proxies submitted must be received by 5:00 pm, Eastern Daylight Time, on May 10, 2022.

VOTE USING THE TELEPHONE OR INTERNET 24 HOURS A DAY 7 DAYS A WEEK!

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To Virtually Attend the Meet ~~i~~ ng

To Vote Using the Telephone

To Vote Using the Internet

To Receive Documents Electronically

• Call the number listed BELOW from a touch • Go to the following web • You can enroll to receive future securityholder • You can attend the meeting virtually by tone telephone. site: www.investorvote.com communications electronically by visiting visiting the URL provided on the back of

• 1-866-732-VOTE (8683) Toll Free • Scan the QR code Smartphone? www.investorcentre.com. this proxy. to vote now.

• Call the number listed BELOW from a touch tone telephone.

If you vote by telephone or the Internet, DO NOT mail back this proxy.

Voting by mail may be the only method for securities held in the name of a corporation or securities being voted on behalf of another individual. Voting by mail or by Internet are the only methods by which a holder may appoint a person as proxyholder other than the Management nominees named on the reverse of this proxy. Instead of mailing this proxy, you may choose one of the two voting methods outlined above to vote this proxy.

To vote by telephone or the Internet, you will need to provide your CONTROL NUMBER listed below.

CONTROL NUMBER

01T3XA

Appointment of Proxyholder

I/We, being holder(s) of Common Shares of Cascades Inc. hereby appoint: Alain Lemaire, Executive Chairman of the Board, or failing him Robert F. Hall, Corporate Secretary

Print the name of the person you are OR appointing if this person is someone other than the Management Nominees listed herein.

Note: If completing the appointment box above YOU MUST go to http://www.computershare.com/Cascades and provide Computershare with the name and email address of the person you are appointing. Computershare will use this information ONLY to provide the appointee with a control number to gain entry to the online meeting.

as proxy of the undersigned with power of substitution, to attend and to vote all of the Common Shares of the Corporation held by the undersigned at the Annual General and Special Meeting of the Shareholders (the “Meeting”) of Cascades Inc. (the “Corporation” or “Cascades”) which will be held in a hybrid format, in person at the Centrexpo Cogeco Drummondville, 550 St-Amant Street, Drummondville (Québec) and via live audio webcast online at https://web.lumiagm.com/426146714 on Thursday, May 12, 2022 commencing at 11:00 a.m., local time , or any adjournment thereof, with authority to vote at the said proxy’s discretion, unless herein otherwise specified:

VOTING RECOMMENDATIONS ARE INDICATED BY HIGHLIGHTED TEXT OVER THE BOXES.

1. Election of Directors

	For	Withhold		For	Withhold		For	Withhold	Withhold	For	Withhold
01. Alain Lemaire			02. Sylvie Lemaire			03. Élise Pelletier			04. Sylvie Vachon
05. Mario Plourde			06. Michelle Cormier			07. Martin Couture			08. Patrick Lemaire			Fold
09. Hubert T. Lacroix			10. Mélanie Dunn			11. Nelson Gentiletti			12. Elif Lévesque
13. Alex N. Blanco

2 . Appointment of Independent Auditor

Appoint PricewaterhouseCoopers LLP, Partnership of Chartered Professional Accountants, as Independent Auditor and authorize the board of directors to fix their remuneration.

3. Corporation’s approach to Executive Compensation

To consider and, if deemed advisable, approve, on an advisory basis, a resolution accepting the Corporation’s approach to executive compensation.

4. Special Resolution to amend the Articles of Incorporation

To consider and, if deemed advisable, to pass a special resolution for the purpose of amending the articles of the Corporation, all as more particularly described in the accompanying Management Proxy Circular.

For	Withhold
For	Against
For	Against

5. Shareholder Proposal

To consider the shareholder proposal A-1 as set forth in Schedule A to the Management Proxy Circular.

6. Shareholder Proposal

To consider the shareholder proposal A-2 as set forth in Schedule A to the Management Proxy Circular.

7. Shareholder Proposal

To consider the shareholder proposal A-3 as set forth in Schedule A to the Management Proxy Circular.

8. Shareholder Proposal

To consider the shareholder proposal A-4 as set forth in Schedule A to the Management Proxy Circular.

9. Shareholder Proposal

To consider the shareholder proposal A-5 as set forth in Schedule A to the Management Proxy Circular.

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Authorized Signature(s) – This section must be completed for your

instructions to be executed.

I/We authorize you to act in accordance with my/our instructions set out above. I/We hereby revoke any proxy previously given with respect to the Meeting. If no voting instructions are indicated above, this Proxy will be voted as recommended by Management.

Signature(s) Date MM / DD / YY

Interim Financial Statements – Mark this box if you Annual Financial Statements – Mark this box if you would like to receive Interim Financial Statements and would like to receive the Annual Financial Statements and accompanying Management’s Discussion and Analysis accompanying Management’s Discussion and Analysis by mail. by mail.

If you are not mailing back your proxy, you may register online to receive the above financial report(s) by mail at www.computershare.com/mailinglist.

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