- Verkhovna Rada of Ukraine (Parliament)
- Presidential Administration
- Government Portal
- Ministry of Economic Development and Trade of Ukraine
- Ministry of Energy and Coal Industry of Ukraine
- National Commission for State Energy and Public Utilities Regulation, Ukraine
- Deposit guarantee fund
- State Property Fund of Ukraine
- National Bank of Ukraine
- State Committee for Financial Monitoring of Ukraine
- CME Group
- Nordic Exchange NASDAQ OMX
- European Energy Exchange (Spot)
- Amsterdam Power Exchange (Netherlands)
- European Energy Exchange (Derivatives)
- Polish Power Exchange
- NGX (Natural Gas Exchange)
- Financial media services Bloomberg
- Provider of the insights Thomson Reuters
- Quotations calculations on physical and futures markets of the world Platts
- Independent media organization Argus Media
- Ukrainian Coal Portal
- Coal Portal
- Independent information-analytical and consulting organization "Neftegazstroyinformatika"