Dear shareholder,

Welcome to the internet-based proxy and instruction system for the Annual Shareholders´ Meeting of Energiekontor AG on 27 May 2026.

Via the online service, we offer you the following services on the following pages

• Issue/Grant proxy and issue instructions to the proxies nominated by the company

• Grant proxy to another representative

• Revoke proxy and instructions to proxies

If you would like to use this service, you will need the access data sent to you. You should request these from the company as early as possible, as noted in the invitation to the Annual Shareholders´ Meeting, or if you wish to register via your depository bank, request it from there. In this regard, please note the deadlines specified in the invitation.

You can find detailed information via the information sheet.

Further information are available on the internet at www.energiekontor.de/en/investor-relations/annual-general-meeting.html

If you have received several entry cards with different entry card numbers ("Eintrittskartennummer") and relevant access codes ("Zugangscode"), you must repeat the process for each of your entry cards.

In the event of technical problems, please contact our Shareholders’ Service on +49 (0) 9628 92490 52, which is except for public holidays, available to you from Monday to Friday, from 9:00 a.m. (CEST) until 5:00 p.m. (CEST).