NOTICE OF GENERAL MEETING OF SHAREHOLDERS OF ECONOCOM SE OF 24 NOVEMBER 2026

The sha eholde s a e i vited to atte d the ge e al meeti g of Eco ocom G oup SE, with egiste ed office at Place du Champ de Ma s 5, 1050 B ussels, Belgium, egiste ed with the C oss oads Ba k fo E te p ises u de umbe 0422.646.816 (the “Compa y“), to be held o Tuesday 24 Novembe 2026 at 2 p.m. (Belgia time) at the Compa y’s egiste ed office (the “Meeti g“).

AGENDA AND PROPOSED RESOLUTIONS FOR THE GENERAL MEETING

1. Appoi tme t of Ms. Vé o ique To e as i depe de t di ecto

P oposed esolutio :P oposal to appoi t Ms. Vé o ique To e as i depe de t di ecto of the Compa y fo a te m of 4 (fou ) yea s, with immediate effect a d e di g at the close of the a ual ge e al meeti g to be held i 2030.

Ms. Vé o ique To e meets the i depe de ce c ite ia set out i A ticle 7:87 of the Code o compa ies a d associatio s a d A ticle 3.5 of the 2020 Belgia Code o co po ate gove a ce. Pu sua t to A ticle 7:87, § 1, pa ag aph 3 of the Code o compa ies a d associatio s, the boa d of di ecto s exp essly co fi ms that the e is o eleme t liable to comp omise he i depe de ce with ega d to the c ite ia me tio ed above.

2. Powe s of atto ey

P oposed esolutio :P oposal to g a t powe s of atto ey to (i) the executive di ecto s a d the ma agi g di ecto s of Eco ocom G oup SE, with the possibility of substitutio , fo the executio of the afo eme tio ed esolutio s a d i o de to p oceed with publicatio a d othe fo malities, a d (ii) to M . Jé ôme Lehma (employee of Eco ocom g oup) a d/o Ms. Nikita Tissot a d/o Ms. Ma ie Flo ival (NautaDutilh BV/SRL), with the powe of substitutio , i o de to p oceed with the fili g a d publicatio fo malities.

FORMALITIES FOR PARTICIPATING IN GENERAL MEETING

I o de to atte d the Meeti g of 24 Novembe 2026, sha eholde s a e equested to comply with A ticles 28 a d 29 of the Compa y’s A ticles of Associatio a d the followi g fo malities.

1. Reco d date

The eco d date is 10 Novembe 2026 at mid ight (Belgia time). O ly pe so s egiste ed as sha eholde s o that date a d at that time will be autho ised to atte d a d vote at the Meeti g. The umbe of sha es held o the date of the Meeti g is ot eleva t.

Holde s of egiste ed sha es must be eco ded i the Compa y’s egiste of egiste ed sha es egiste by 10 Novembe 2026 at mid ight. (Belgia time).

Holde s of demate ialized sha es must be eco ded as sha eholde s with a autho ised accou t holde o Eu oclea Belgium o 10 Novembe 2026 at mid ight. (Belgia time).

2. I te t to atte d the Meeti g

Sha eholde s must i fo m the boa d of di ecto s, by e-mail se t to ge e alsec eta iat@eco ocom.com – o , fo holde s of demate ialised sha es, to the email add ess ebe.issue @eu oclea .com – o by egiste ed lette , by 18 Novembe 2026 at the latest, of thei i te tio to atte d the Meeti g, i dicati g the umbe of sha es they i te d to vote. I additio , the holde s of demate ialized sha es must p ove thei egist atio as sha eholde s o the eco d date.

I o de to atte d the Meeti g, sha eholde s a d p oxyholde s must, i additio to the fo malities set out i the p evious pa ag aph, p ove thei ide tity, a d, whe e applicable, thei powe of atto ey, at the latest immediately befo e the sta t of the meeti g.

3. Vote by p oxy o by lette

Sha eholde s may exe cise thei voti g ights p io to the Meeti g eithe (i) by voti g emotely by co espo de ce, o (ii) by givi g a p oxy to a pe so desig ated by the boa d of di ecto s.

I the eve t of a p oxy vote, the p oxy holde will automatically be a ep ese tative of the Compa y (o o e of its subsidia ies) which will be desig ated fo this pu pose.

This p oxy holde will o ly exe cise the voti g ight i acco da ce with the voti g i st uctio s co tai ed i the p oxy fo m.

P oxy voti g a d postal voti g fo ms app oved by the Compa y must be used fo this pu pose. They ca be dow loaded f om the website https://www.eco ocom.com/e /i vesto s/ge e al-meeti gs.

I additio to the above-me tio ed fo malities, sha eholde s must se d duly completed a d sig ed p oxy voti g a d postal voti g fo ms to the e-mail add ess ge e alsec eta iat@eco ocom.com – o fo holde s of demate ialized sha es to the e-mail add ess ebe.issue @eu oclea .com – by 18 Novembe 2026 at the latest.

Sha eholde s a e ki dly asked to p omote the se di g by e-mail of a sca ed o photog aphed copy of the p oxy o postal voti g fo m a d to subseque tly se d the o igi als by post to the Compa y’s egiste ed office.

It is ecalled, mo eove , that p oxy a d postal voti g fo ms may also be sig ed by a elect o ic sig atu e p ocess as p ovided fo i A ticle 7:143 § 2 of the Code o compa ies a d associatio s.

4. New age da items, p oposed esolutio s a d the ight to ask questio s

Sha eholde s holdi g at least 3% of the capital wishi g to equest the additio of ew items o the age da o to submit ew p oposals fo esolutio s must, i additio to the afo eme tio ed fo malities, p ove that they hold the equi ed pe ce tage of sha es o the date of thei equest a d submit thei equest to the Compa y’s egiste ed office o by email to ge e alsec eta iat@eco ocom.com by 2 Novembe 2026, at the latest.

As the case may be, the ame ded age da will be published o late tha 9 Novembe 2026.

Sha eholde s who wish to submit questio s p io to the Meeti g a d who espected the afo eme tio ed fo malities, a e i vited to se d them, by 18 Novembe 2026 at the latest, p efe ably to the email add ess ge e alsec eta iat@eco ocom.com, o by post to the followi g add ess : Leuve sestee weg 510/B80, 1930 Zave tem.

5. Bo dholde s a d holde s of subsc iptio ights

Bo dholde s a d holde s of subsc iptio ights issued by the Compa y may atte d the Meeti g i adviso y capacity o ly (i.e. without voti g ights). To do so, they must i fo m the boa d of di ecto s by email at ge e alsec eta iat@eco ocom.com by 18 Novembe 2026, at the latest, of thei i te tio to pa ticipate i the Meeti g.

6. Docume ts

The docume ts to be p ovided to the Meeti g, the age da, as possibly ame ded, a d the fo ms to vote by p oxy o by lette , as possibly ame ded, shall be available as f om the publicatio of this otice o the Compa y’s website (https://www.eco ocom.com/e /i vesto s/ge e al-meeti gs) a d at the Compa y’s egiste ed office.

The afo eme tio ed fo malities a d the i st uctio s set out o the Compa y’s website a d o the fo ms to vote by p oxy o by lette must be st ictly complied with.

You s faithfully,

O behalf of the boa d of di ecto s,