DE.MEM LIMITED — Director's Dealing 2023

May 23, 2023

Appendix 3Y Change of Director’s Interest Notice

Rule 3.19A.2

Appendix 3Y

Change of Director’s Interest Notice

Information or documents not available now must be given to ASX as soon as available. Information and documents given to ASX become ASX’s property and may be made public.

Introduced 30/09/01 Amended 01/01/11

Name of entity De.mem Limited ABN 12 614 756 642

We (the entity) give ASX the following information under listing rule 3.19A.2 and as agent for the director for the purposes of section 205G of the Corporations Act.

Name of Director	Andreas Hendrik De Wit
Date of last notice	13 April 2023

Part 1 - Change of director’s relevant interests in securities

In the case of a trust, this includes interests in the trust made available by the responsible entity of the trust

Note: In the case of a company, interests which come within paragraph (i) of the definition of “notifiable interest of a director” should be disclosed in this part.

Direct or indirect interest	Indirect
Nature of indirect interest(including registered holder)Note: Provide details of the circumstances giving rise tothe relevant interest.	Registered holder: BNP Paribas Nominees Pty Ltd (Mr DeWit has a relevant interest in the shares as he is the beneficialowner of the shares and has the power to exercise theattaching right to vote and the power to dispose of thoseshares)
Date of change	(a) 18 May 2022(b) 22 May 2022(c) 23 May 2023
No. of securities held prior to change	Direct500,000 Unlisted Options, exercisable at $0.179, expiring 5April 2026.Indirect13,972,387 Fully Paid Ordinary Shares
Class	(a) Fully Paid Ordinary Shares(b) Fully Paid Ordinary Shares(c) Fully Paid Ordinary Shares
Number acquired	(a) 50,000(b) 50,000(c) 50,000

• See chapter 19 for defined terms.

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Appendix 3Y Change of Director’s Interest Notice

Number disposed	Nil
Value/ConsiderationNote: If consideration is non-cash, provide details andestimated valuation	(a) $0.16 per share(b) $0.15 per share(c) $0.155 per share
No. of securities held after change	Direct500,000 Unlisted Options, exercisable at $0.179, expiring 5April 2026.Indirect14,122,387 Fully Paid Ordinary Shares
Nature of changeExample: on-market trade, off-market trade, exercise ofoptions, issue of securities under dividend reinvestmentplan, participation in buy-back	(a) On-market purchase(b) On-market purchase(c) On-market purchase

Part 2 – Change of director’s interests in contracts

Note: In the case of a company, interests which come within paragraph (ii) of the definition of “notifiable interest of a director” should be disclosed in this part.

Detail of contract	N/A
Nature of interest	N/A
Name of registered holder(if issued securities)	N/A
Date of change	N/A
No. and class of securities to whichinterest related prior to changeNote: Details are only required for acontract in relation to which the interesthas changed	N/A
Interest acquired	N/A
Interest disposed	N/A
Value/ConsiderationNote: If consideration is non-cash,provide details and an estimatedvaluation	N/A
Interest after change	N/A

• See chapter 19 for defined terms.

Appendix 3Y Page 2

01/01/2011

Appendix 3Y Change of Director’s Interest Notice

Part 3 –[+] Closed period

Were the interests in the securities or contracts detailed abovetraded during a+closed period where prior written clearancewas required?	No
If so, was prior written clearance provided to allow the tradeto proceed during this period?	N/A
If prior written clearance was provided, on what date was thisprovided?	N/A

• See chapter 19 for defined terms.

01/01/2011 Appendix 3Y Page 3