| Organisation name | National ID
(Account number of Holder) |
Organisation type |
| SPP – distribúcia, a.s. | 74XIBSK00A | Issuing Body |
| Bioplyn Bierovce 2 s.r.o. | 74XA0C1E6I | Renewable gas producer |
| P M, s.r.o. | 74X0173033 | Renewable gas producer |
| A2 EXIM, spol. s r. o. | 74XDD59CAS | Guarantees of Origin trader |
| ACT Commodities B.V. | 74XE74EA1U | Guarantees of Origin trader |
| AFS ENERGY B.V. | 74XE05FEEP | Guarantees of Origin trader |
| Axpo Solutions AG | 74X994179Q | Guarantees of Origin trader |
| Bonett Energie a.s. | 74XCA08D8B | Guarantees of Origin trader |
| Centrica Energy Trading A/S | 74X8C033ET | Guarantees of Origin trader |
| ELGAS, s.r.o. | 74X6550FC4 | Guarantees of Origin trader |
| ENERGE SWH s.r.o. | 74XA704ADM | Guarantees of Origin trader |
| Energie2, a.s. | 74XAD3984B | Guarantees of Origin trader |
| ENVIRAL, a.s. | 74X9D6B4DP | Guarantees of Origin trader |
| Marex Trading International Limited | 74X7B52183 | Guarantees of Origin trader |
| MVM CEEnergy Slovakia s.r.o. | 74X2F9F28B | Guarantees of Origin trader |
| Renewable Energy Europe Biogas Trade s.r.o. | 74X19F2A9E | Guarantees of Origin trader |
| RIGHT POWER, a.s. | 74XC163D5P | Guarantees of Origin trader |
| VeCom SK, a.s. | 74X1BB4527 | Guarantees of Origin trader |
| Slovenský plynárenský priemysel, a.s. | 74XE9C5A72 | Guarantees of Origin trader |
| Stredoslovenská energetika, a.s. | 74XA8FC9CM | Guarantees of Origin trader |
| STX Commodities B.V. | 74X267BCBJ | Guarantees of Origin trader |
| ZSE Energia, a.s. | 74X8C0D276 | Guarantees of Origin trader |
| Východoslovenská energetika a.s. | 74X415E504 | Guarantees of Origin trader |
| Nitrianska teplárenská spoločnosť, a.s. | 74X3A9E80[ | Gas consumer |
| ZSE Elektrárne, s.r.o. | 74XD11BC1M | Gas consumer |
| PPC Energy, a,s. | 74X75D11FP | Gas consumer |
| PPC Investments, a.s. | 74X964D11U | Gas consumer |
| TEPLÁREŇ Považská Bystrica, s.r.o. | 74X70F044Q | Gas consumer |
| SLOVNAFT, a.s. | 74X5F31B4L | Gas consumer |
| SPP CNG s.r.o. | 74XF90E85T | Gas consumer |
| Veolia Komodity Slovensko, s.r.o. | 74XE2EC7B7 | Gas consumer |
| Ministry of the Environment of the Slovak Republic | 74XB21EE7[ | Supervisory body |
| Slovak Hydrometeorological Institute | 74X6FFD03D | Supervisory body |
| Regulatory Office for Network Industries | 74X02E617B | Supervisory body |