On the web pages of Croatian Energy Regulatory Agency (CERA) a list of issued licences to carry out energy activities is available. According to this list CERA has issued the licence to carry out the electricity supply to the following companies:

• 220V d.o.o.
• Axpo Trgovina d.o.o.
• CRODUX PLIN d.o.o.
• EL-EN SOLUTIONS d.o.o.
• ENERGY DELIVERY SOLUTION d.o.o.
• GEN-I Zagreb d.o.o.
• HEP-Operator distribucijskog sustava d.o.o.
• HEP-Opskrba d.o.o.
• HEP-Toplinarstvo d.o.o.
• Hrvatski Telekom d.d.
• ISKON INTERNET d.d. za informatiku i telekomunikacije
• KORLEA d.o.o.
• NOX GRUPA d.o.o.
• PETROL d.o.o.
• Proenergy d.o.o.
• PRVO PLINARSKO DRUŠTVO - TRGOVINA ENERGIJOM d.o.o.
• RWE ENERGIJA d.o.o.
• LUKA PLOČE ENERGIJA d.o.o.
• TRGOVINA I OPSKRBA ENERGENTIMA d.o.o.
• MET Croatia Energy Trade d.o.o.
• EFT HRVATSKA d.o.o.

The following of the abovementioned suppliers concluded the Agreement Regulating Mutual Relations in the Electricity Market with HROTE and thus can be active on the Croatian electricity market:

• 220V d.o.o.
• Axpo Trgovina d.o.o.
• CRODUX PLIN d.o.o.
• EL-EN SOLUTIONS d.o.o.
• ENERGY DELIVERY SOLUTION d.o.o.
• GEN-I Zagreb d.o.o.
• HEP-Operator distribucijskog sustava d.o.o.*
• HEP-Opskrba d.o.o.
• Hrvatski Telekom d.d.
• NOX GRUPA d.o.o.
• PETROL d.o.o.
• Proenergy d.o.o.
• PRVO PLINARSKO DRUŠTVO - TRGOVINA ENERGIJOM d.o.o.
• RWE ENERGIJA d.o.o.
• MET Croatia Energy Trade d.o.o.

* Supplier of tariff customers and supplier of last resort