Here is a table of the worst and best payers in the UK Energy & Oil Sector.
UK Energy & Oil Sector
| Company | Average time to pay | % Invoices not paid within agreed terms |
|---|---|---|
| DRAX HYDRO LIMITED | 115 | 63 |
| WINNINGTON CHP LIMITED | 78 | 52 |
| E.ON UK PLC | 66 | 60 |
| DRAX RIVER HYDRO LIMITED | 64 | 30 |
| EDF ENERGY LIMITED | 64 | 27 |
| INNER DOWSING WIND FARM LIMITED | 64 | 50 |
| EDF ENERGY (THERMAL GENERATION) LIMITED | 63 | 28 |
| RAMPION OFFSHORE WIND LIMITED | 61 | 47 |
| WOOD TRANSMISSION AND DISTRIBUTION LIMITED | 59 | 71 |
| LUBRICANTS UK LIMITED | 53 | 8 |
| EDF ENERGY NUCLEAR GENERATION LIMITED | 52 | 8 |
| INEOS INFRASTRUCTURE (GRANGEMOUTH) LIMITED | 52 | 17 |
| SIEMENS ENERGY LIMITED | 52 | 27 |
| UNIPER UK LIMITED | 51 | 66 |
| VEOLIA ENERGY & UTILITY SERVICES UK PLC | 46 | 40 |
| EP UK INVESTMENTS LTD | 45 | 24 |
| NORTHERN IRELAND ELECTRICITY NETWORKS LIMITED | 45 | 15 |
| MARCHWOOD POWER LIMITED | 44 | 3 |
| CARRINGTON POWER LIMITED | 43 | 1 |
| ESSAR OIL (UK) LIMITED | 43 | 12 |
| SSE RENEWABLES SERVICES (UK) LIMITED | 43 | 59 |
| DRAX POWER LIMITED | 42 | 16 |
| RWE MARKINCH LIMITED | 42 | 16 |
| PATERSON ENTERPRISES LIMITED | 41 | 26 |
| RWE RENEWABLES UK ONSHORE WIND LIMITED | 41 | 37 |
| ENERGIA CUSTOMER SOLUTIONS NI LIMITED | 40 | 10 |
| ENGIE FM LIMITED | 40 | 10 |
| INFINIS LIMITED | 39 | 10 |
| RWE GENERATION UK PLC | 39 | 10 |
| VITAL ENERGI UTILITIES LIMITED | 39 | 45 |
| FUCHS LUBRICANTS (UK) PLC | 37 | 6 |
| INTERNATIONAL POWER LTD. | 37 | 25 |
| WALES & WEST UTILITIES LIMITED | 37 | 41 |
| BRYT ENERGY LIMITED | 36 | 1 |
| CENTRICA PLC | 36 | 17 |
| COOLKEERAGH ESB LIMITED | 36 | 1 |
| GRANGEMOUTH CHP LIMITED | 36 | 9 |
| TOTALENERGIES MARKETING UK LIMITED | 36 | 26 |
| CRYOSERVICE LIMITED | 35 | 11 |
| PX LIMITED | 35 | 39 |
| EXXONMOBIL MARINE LIMITED | 34 | 1 |
| NPOWER LIMITED | 34 | 12 |
| OPUS GAS SUPPLY LIMITED | 34 | 35 |
| EP KILROOT LIMITED | 33 | 17 |
| VPI POWER LIMITED | 33 | 23 |
| ATLANTICA SUSTAINABLE INFRASTRUCTURE PLC | 32 | 17 |
| EP BALLYLUMFORD LIMITED | 32 | 18 |
| PHOENIX NATURAL GAS LIMITED | 32 | 46 |
| SSE GENERATION LIMITED | 32 | 27 |
| SSE HORNSEA LIMITED | 32 | 20 |
| EP LANGAGE LIMITED | 31 | 9 |
| SP TRANSMISSION PLC | 31 | 23 |
| VATTENFALL WIND POWER LTD | 31 | 33 |
| ABERDEEN OFFSHORE WIND FARM LIMITED | 30 | 44 |
| EP SHB LIMITED | 30 | 13 |
| INEOS SALES (UK) LIMITED | 29 | 68 |
| NATIONAL GRID GRAIN LNG LIMITED | 29 | 8 |
| NORTHERN POWERGRID (NORTHEAST) PLC | 29 | 9 |
| PETROINEOS MANUFACTURING SCOTLAND LIMITED | 29 | 26 |
| SCIRA OFFSHORE ENERGY LIMITED | 29 | 24 |
| SOUTHERN ELECTRIC POWER DISTRIBUTION PLC | 29 | 21 |
| SP MANWEB PLC | 29 | 14 |
| CADENT GAS LIMITED | 28 | 4 |
| NATIONAL GRID ELECTRICITY TRANSMISSION PLC | 28 | 8 |
| NATIONAL GRID GAS PLC | 28 | 9 |
| NATIONAL GRID INTERCONNECTORS LIMITED | 28 | 20 |
| PHILLIPS 66 LIMITED | 28 | 23 |
| SP DISTRIBUTION PLC | 28 | 12 |
| NORTHERN POWERGRID (YORKSHIRE) PLC | 27 | 10 |
| OPW HOLDCO LIMITED | 27 | 0 |
| SCOTTISH HYDRO ELECTRIC POWER DISTRIBUTION PLC | 27 | 23 |
| SCOTTISH HYDRO ELECTRIC TRANSMISSION PLC | 27 | 26 |
| SSE EPM LIMITED | 27 | 46 |
| GALLOPER WIND FARM LIMITED | 26 | 36 |
| RWE RENEWABLES UK SWINDON LIMITED | 26 | 23 |
| SCOTTISHPOWER RENEWABLES (UK) LIMITED | 26 | 20 |
| CORONA ENERGY RETAIL 2 LIMITED | 24 | 5 |
| NATIONAL GRID METERING LIMITED | 24 | 8 |
| NORRINGTON SOLAR FARM LIMITED | 24 | 0 |
| OVO (S) ELECTRICITY LIMITED | 24 | 28 |
| SOUTH HOOK LNG TERMINAL COMPANY LTD. | 24 | 1 |
| SSE AIRTRICITY ENERGY SUPPLY (NI) LIMITED | 24 | 21 |
| NPOWER YORKSHIRE LIMITED | 23 | 8 |
| SEABANK POWER LIMITED | 23 | 13 |
| SPARK ENERGY LIMITED | 23 | 15 |
| BRITNED DEVELOPMENT LIMITED | 22 | 19 |
| DRAGON LNG LIMITED | 22 | 4 |
| ENGIE GAS LIMITED | 22 | 5 |
| GAS PLUS SUPPLY LIMITED | 22 | 12 |
| LIMEJUMP ENERGY LIMITED | 22 | 28 |
| NPOWER GAS LIMITED | 22 | 13 |
| SHELL ENERGY UK LIMITED | 22 | 25 |
| E.ON NEXT ENERGY LIMITED | 21 | 27 |
| GREATER GABBARD OFFSHORE WINDS LIMITED | 21 | 42 |
| NPOWER NORTHERN LIMITED | 21 | 12 |
| ORSTED SALES (UK) LIMITED | 21 | 24 |
| SSE AIRTRICITY GAS SUPPLY (NI) LIMITED | 21 | 39 |
| LONDON POWER NETWORKS PLC | 20 | 2 |
| SCOTTISHPOWER ENERGY RETAIL LIMITED | 20 | 16 |
| SHELL ENERGY RETAIL LIMITED | 20 | 21 |
| STRONELAIRG WIND FARM LIMITED | 20 | 24 |
| BEATRICE OFFSHORE WINDFARM LIMITED | 19 | 24 |
| DRAX CORPORATE LIMITED | 19 | 10 |
| FIRST HYDRO COMPANY | 19 | 7 |
| OVO (S) GAS LIMITED | 19 | 37 |
| PEN Y CYMOEDD WIND FARM LIMITED | 19 | 56 |
| UK POWER NETWORKS SERVICES (CONTRACTING) LIMITED | 19 | 15 |
| MERCIA WASTE MANAGEMENT LIMITED | 18 | 21 |
| UK POWER NETWORKS (OPERATIONS) LIMITED | 18 | 8 |
| WESTERN POWER DISTRIBUTION (WEST MIDLANDS) PLC | 18 | 9 |
| DUDGEON OFFSHORE WIND LIMITED | 17 | 22 |
| OCTOPUS ENERGY LIMITED | 17 | 13 |
| SCOTLAND GAS NETWORKS PLC | 17 | 25 |
| SOUTHERN GAS NETWORKS PLC | 17 | 25 |
| WESTERN POWER DISTRIBUTION (EAST MIDLANDS) PLC | 17 | 8 |
| WESTERN POWER DISTRIBUTION (SOUTH WALES) PLC | 17 | 11 |
| BP OIL UK LIMITED | 16 | 9 |
| BRITISH GAS TRADING LIMITED | 16 | 8 |
| CLYDE WINDFARM (SCOTLAND) LIMITED | 16 | 47 |
| CORONA ENERGY RETAIL 4 LIMITED | 16 | 3 |
| CUBICO SUSTAINABLE INVESTMENTS LIMITED | 16 | 2 |
| INEOS RUNCORN (TPS) LIMITED | 16 | 22 |
| OPUS ENERGY LIMITED | 16 | 11 |
| OPUS ENERGY RENEWABLES LIMITED | 16 | 4 |
| RWE RENEWABLES UK HUMBER WIND LIMITED | 16 | 35 |
| SCOTTISHPOWER RENEWABLES (WODS) LIMITED | 16 | 5 |
| SHELL ENERGY EUROPE LIMITED | 16 | 17 |
| WESTERN POWER DISTRIBUTION (SOUTH WEST) PLC | 16 | 12 |
| NPOWER COMMERCIAL GAS LIMITED | 15 | 10 |
| OPUS ENERGY (CORPORATE) LIMITED | 15 | 8 |
| SCOTTISHPOWER ENERGY MANAGEMENT LIMITED | 15 | 6 |
| SONATRACH GAS MARKETING UK LIMITED | 15 | 0 |
| THANET OFFSHORE WIND LIMITED | 15 | 44 |
| TOTALENERGIES GAS & POWER LIMITED | 15 | 14 |
| DRAX ENERGY SOLUTIONS LIMITED | 14 | 3 |
| ELECTRICITY PLUS SUPPLY LIMITED | 14 | 7 |
| POWER NI ENERGY LIMITED | 13 | 5 |
| LYNN WIND FARM LIMITED | 12 | 0 |
| ORMONDE ENERGY LIMITED | 12 | 41 |
| POWER4ALL LIMITED | 11 | 16 |
| SMARTESTENERGY LIMITED | 10 | 2 |
| INEOS ENERGY TRADING LIMITED | 7 | 17 |
| SOUTH EASTERN POWER NETWORKS PLC | 7 | 0 |
| E.ON UK ENERGY MARKETS LIMITED | 6 | 7 |
| EDF ENERGY CUSTOMERS LIMITED | 6 | 3 |
| EASTERN POWER NETWORKS PLC | 5 | 0 |