We supply electricity and gas throughout the Czech Republic. With a human approach. Responsibly to colleagues, customers, and the environment. With our help, every change is easy. Download the FREE FONERGY app and get easy access to your contracts, payments, documents, messages, and meter readings for electricity and gas. Always simple and clear with the possibility of instant change directly in your phone.
We approach each customer individually and with the utmost care. We will help you choose the ideal plan and present you with contract terms that are concise and transparent. Even after that, we will remain fully available for any questions or changes.
Have easy access to your contracts, price lists, payments, documents, meter readings, and messages. Always simple and clear with the possibility of instant change directly in your phone.
Set up electronic document delivery and refund of overpayments to your account. Get a PREMIUM contract. Save and help us protect nature.
Our contracts are indefinite. No hidden hooks. The terms and conditions are brief and easy to understand. We do not hide our price lists. We respect our customers.
Do not have a smartphone? No problem. With access through "My Account" on our website, you always have an overview and can make any changes easily on your computer.
No door-to-door sales, telemarketing, sending promotional emails, or recording phone calls from us. We never do what we don’t like ourselves.
We try to be environmentally friendly, so we communicate electronically.
Spojujeme síly s jedním z nejúspěšnějších a nejtradičnějších basketbalových klubů v České republice. Společnost FONERGY oficiálně…
Electricity and gas prices have been moving upwards in recent months. For households, this is a reminder that today's offers may not…
S našimi dlouhodobými tarify ušetříte až několik desítek korun.
Helps you get the most out of your photovoltaic system
2 899 Kč with VAT per MWh
The average spot price for the last 12 months.
A tariff with a long-term fixed low price.
2 963 Kč with VAT per MWh
With the Fixovka online tariff, you will receive a fixed monthly payment starting from CZK 45.
Standing payment from 45 CZK monthly
