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Switching your energy supplier is an easy process that needs only a few days in order to be completed. During the process there won't be any interruption to your energy supply and absolutely no intervention to you energy meter, the electrical installation or the distribution system 


Privacy Statement

The management and protection of the personal data of the visitors and users of the Web Portal (“WP”) is subject to the terms hereof, as well as to National, Community and International Law pertaining to the protection of individuals from the processing of personal data, as applicable at any given time.

Any future regulations that may take effect will form part of this announcement. In all cases HERON THERMOELECTRIC SOCIÉTÉ ANONYME shall reserve the right to change the personal data protection terms, according to the applicable legal framework.

Therefore, these data protection terms may be revised and updated at any time without prior notice. The visitors and users of the WP are invited to observe the examined terms for changes at regular intervals, since the continuous use of the WP suggests that they accept all possible modifications thereof.

HERON THERMOELECTRIC SOCIÉTÉ ANONYME collects personal data of the visitors and users of the WP, only when they provide them voluntarily in order to enable the provision of the services which are available online.

Personal data means the data, which can by used for identification or communication with a certain person as well as other details concerning the said person. The personal data collected by the WP are as follows:

Full name

Father and mother name

ID Card No.


Address and telephone number

Telephone numbers and fax numbers

E-mail address (email)

HERON THERMOELECTRIC SOCIÉTÉ ANONYME shall not offer for sale or otherwise transmit or disclose personal data of the visitors and users of the WP to third parties not related with the company without the consent of the visitor/user, except as dictated by applicable legislation and only to the competent authorities.

HERON THERMOELECTRIC SOCIÉTÉ ANONYME may process part or all of the data provided by visitors / users for statistical purposes and to improve the services and information provided.

Visitors and users may contact the relevant manager of the WP in order to verify the existence of their personal record, and the correction, change or deletion there of (HERON THERMOELECTRIC S.A., Ms. Lida Kotronaki, 124, Kifissias Ave. 11526 Athens, Tel. 210 6968863, fax: 2106968196 Email:

HERON THERMOELECTRIC SOCIÉTÉ ANONYME may collect identification data of visitors and users of the WP, by using relevant technologies, such as cookies and/or monitoring Internet Protocol (IP) addresses. Cookies are small text files that are saved in the hard disc of any visitor/ user and do not receive knowledge of any file contained in his/her computer. They are used to facilitate the access of the visitor/ user to specific services and/or pages of the WP, for statistical reasons and in order to define the areas, which are useful or popular.

These data may also include the type of the web browser (“Web browser”) used by the visitor / user, the type of the computer, its operating software, the internet service providers and other similar information. Additionally, the information technology system of the WP collects automatically information about the sites visited by its visitors and users and about the links to third parties’ websites, which they might select using the WP.

The visitor/user of the WP may set his/her internet navigation programme (Web browser) to either inform him/her about the use of cookies for specific services of the WP or not to allow the acceptance of the use of cookies in any case. In case that the visitor/user of the specific services and pages does not want cookies to be used for his/her recognition, he/she cannot have further access to these services.

This WP includes links (“links”) to other websites, which are under the responsibility of third party entities (natural or legal persons). In no case whatsoever shall HERON THERMOELECTRIC SOCIÉTÉ ANONYME be liable for the Personal Data Protection Terms that these websites operate under.