General Meeting - LUXEMPART S.A.

Société anonyme

Registered office : 12 rue Léon Laval, L-3372 Leudelange

R.C.S. Luxembourg B 27846

The shareholders of LUXEMPART (the "Company") are invited to participate in:

which will be held

1. Presentation of the main events during the financial year 2025 and of the outlook

2. Presentation of the financial results for the year 2025

3. Presentation of the management report for the financial year 2025

4. Presentation of the audit reports

5. Report on any conflict of interest of a financial nature

6. Approval of the consolidated financial statements for the financial year 2025

7. Approval of the statutory annual accounts for the financial year 2025

8. Allocation of the result of the financial year 2025 including the declaration of a dividend

6. Presentation of the remuneration of the directors and executive committee members in 2025 and consultative vote on the 2025 remuneration report

1. Discharge of the directors for the performance of their duties during the financial year 2025

2. Renewal of the mandate of Mr. Xavier Coirbay as a director for a 3-year period

3. Renewal of the mandate of Mr. Frank Donck as a director for a 3-year period

4. Renewal of the mandate of LIDA SAS (with Mr. Gregoire Chertok as permanent representative) as a director for a 1-year period

5. Renewal of the mandate of Mr. Owen Tesch as a director for a 3-year period

6. Renewal of the mandate of Mr. Jürgen Vanselow as a director for a 3-year period

7. Appointment of Mrs. Andrea Davis as a director for a 3-year period

8. Presentation of the revised executive remuneration policy and consultative vote

9. Approval of the remuneration of the directors for the financial year 2026

16. Renewal of the mandate of the independent auditor for the financial year 2026

20. Miscellaneous

You may contact the Company regarding any of the information, action and procedure set forth in this notice as follows:

• per e-mail to: investors@luxempart.lu; or

• by post to the following postal address: LUXEMPART, attn. Legal Department, 12 rue Léon Laval, L-3372 Leudelange.

This convening notice, the proposed resolutions, the documents to be presented at the Annual General Meeting (including the annual financial report 2025 of the Company) as well as the form of notice of participation and the proxy form can be consulted and downloaded from the website of LUXEMPART https://www.luxempart.lu or obtained on request made to the Company by post or e-mail or at the registered office of the Company located at 12, rue Léon Laval, L-3372 Leudelange.

On the date of this notice, there are a total of 20,700,000 shares in issue and the total number of voting rights amounts to 20,700,000. As of December 31, 2025, the Company held 543,682 treasury shares, the voting rights of which are suspended by law.

Obligation to register in advance

The rights of a shareholder to participate in and exercise his/her/its rights at the Annual General Meeting are determined on the basis of the shares held by such shareholder on the 14th day preceding the Meeting, i.e. on April 13, 2026 at 24:00 (midnight) hours (Luxembourg time) (the "Record Date"). A person who is not a shareholder on the Record Date may neither participate nor vote at the Annual General Meeting.

Any shareholder wishing to participate in the Annual General Meeting must submit to the Company by post or e-mail the duly completed and signed form of notice of participation together with the documentation to be attached (as explained in the form of notice of participation). The notices of participation must be received by the Company at the latest on the Record Date.

In the case of shares held by a legal entity, the individual(s) representing such entity wishing to participate in the Annual General Meeting must attach to the notice of participation proof of his/her/their power of representation by means of a valid document such as a general or special power of attorney or a recent extract from the trade register indicating the identity of the legal representative(s) of the entity concerned.

Any shareholder holding dematerialized shares must attach to the notice of participation or, failing that, send to the Company by post or e-mail a certificate issued by his/her/its custodian, establishing his/her/its status as shareholder and certifying the number of dematerialized shares registered in his/her/its name as of the Record Date. The certificates must be received by the Company at the latest 5 days before the Annual General Meeting, i.e. at the latest on April 22, 2026.

Modalities of participation in the Annual General Meeting

The Annual General Meeting will be held in person at the Company's registered office located at 12 rue Léon Laval, L-3372 Leudelange. There is no provision for remote participation in the Annual General Meeting or for voting by correspondence, from a remote location or by electronic means.

Any shareholder who has registered in advance by way of delivery of a duly executed notice of participation may participate and exercise his/her/its rights in person at the Annual General Meeting or appoint in writing any person as his/her/its proxy to represent him/her/it in person and to vote on his/her/its behalf at the Annual General Meeting. In the latter case, the shareholder must also return the duly completed and signed form of proxy to the Company by post or e-mail, together with the attachments specified in the form of proxy, at the latest 5 days before the date of the Annual General Meeting, i.e. by April 22, 2026.

Participants attending the Annual General Meeting in person must present themselves with a valid document proving their identity, such as a valid identity card or passport.

One or more shareholders holding together at least 5% of the share capital of LUXEMPART have the right to place items on the agenda of the Annual General Meeting and have the right to submit draft resolutions concerning items included or to be included on the agenda of the Annual General Meeting.

The above-mentioned requests must be made in writing and addressed to the Company by post or email at the latest on the 22nd day preceding the date of the Annual General Meeting, i.e. by April 5, 2026. They must be accompanied by a justification or a draft resolution to be adopted at the Annual General Meeting and indicate the postal or e-mail address to which the Company can send the acknowledgement of receipt of such requests. The Company will then publish a revised agenda no later than the 15th day preceding the Annual General Meeting, i.e. by April 12, 2026.

Shareholders may, upon publication of this convening notice, ask questions in writing concerning items on the agenda, which will be answered at the Annual General Meeting. These questions must be sent to the Company by post or e-mail at the latest 72 hours before the Annual General Meeting together with proof of the status of shareholder on the Record Date.

Done in Leudelange, on March 26, 2026.

For the Board of Directors of LUXEMPART

The Chairman of the Board of Directors