Useful material for Natural Gas

In this section you will find the application forms (available only in Greek) for the conclusion of supply contracts, other useful forms and documents outlining the procedures followed by Protergia. 

​Invoice sample

To improve the dissemination of accurate and complete information to consumers, the European Commission has prepared a questionnaire for the European electricity consumers regarding issues that concern them in their daily transactions with electricity providers. The Greek edition of this questionnaire was edited by the Regulatory Authority for Energy (RAE). This questionnaire is available for viewing from the website of RAE, at the following link:

Alternatively, you can ask us to send it to you.

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