Glossary
| PGNiG | Polskie Górnictwo Naftowe i Gazownictwo SA |
| Group | PGNiG Group |
| E&P | Exploration and Production |
| T&S | Trade and Storage |
| OGP Gaz-System SA | Operator Gazociągów Przesyłowych GAZ-SYSTEM SA |
| OSM | Operator Systemu Magazynowania Sp. z o.o. |
| PSG | Polska Spółka Gazownictwa Sp. z o.o. |
| PGNiG Retail | PGNiG Obrót Detaliczny Sp. z o.o. |
| PPE | Polish Power Exchange |
| TTF | Title Transfer Facility; Dutch Power Exchange |
| NCG | Natural Converted Gas |
| Gaspool | German Energy Exchange |
| GM | General Meeting |
| URE | Urząd Regulacji Energetyki; Energy Regulatory Office |
| CNG | Compressed Natural Gas |
| LNG | Liquefied Natural Gas |
| WACC | Weighted average cost of capital |
| Upstream | Exploration and production of mineral deposits |
| R&D | Research and development |
| EIP | Efficiency Improvement Programme |
| EBIT | Operating profit |
| EBITDA | Operating profit before depreciation and amortisation |
| UGS | Underground gas storage facility |
| CUGS | Underground gas storage cavern facility |
| Boe | Barrel of oil equivalent (one barrel is ca 0.136 tonnes) |