Related by context. Frequent words. (Click for all words.) 67 National Grid 64 Centrica 63 ScottishPower 60 Northumbrian Water 60 energy regulator Ofgem 59 E.ON 57 E.on 57 Thames Water 56 Cheung Kong Infrastructure 56 Severn Trent Water 55 regulator Ofgem 55 RWE npower 55 Anglian Water 54 Severn Trent 54 EDF Energy 54 Wessex Water 54 Powerco 54 Powergen 53 Network Rail 53 E.ON. 53 EDF 53 Ofgem 53 E.ON s 52 E.On 52 Vattenfall 52 RWE 52 Alinta 52 Amec 52 E.ON AG 51 BG Group 51 BG Group BG.L 51 Pennon 51 EdF 50 Hongkong Electric 50 E.ON Ruhrgas 50 Bord Gais 50 RWE AG 50 Powercor 49 Bord Gáis 49 Spain Ferrovial 49 mmO2 48 SP AusNet 48 Kelda 48 Telent 48 interconnector 48 retailer Carphone Warehouse 48 airport operator BAA 48 GDF Suez 48 Ruhrgas 47 Iberdrola 47 Northeast Utilities 47 Drax 47 Electricite de France 47 MMO2 47 Electrocomponents 47 Invensys 47 Midland Mainline 47 NTL Telewest 47 Iberdrola SA 47 TRUenergy 47 Galliford Try 47 E.On s 47 Carphone Warehouse 47 BT 47 Gasunie 47 Arqiva 47 Enel SpA 47 Openreach 47 FirstGroup 47 BP BP.L 47 Snam Rete Gas 46 Balfour Beatty 46 YTL Power 46 J Sainsbury 46 Eaga 46 Forth Ports 46 Tube Lines 46 AWG 46 British Nuclear Fuels 46 CLP Holdings 46 Trustpower 46 Nstar 45 Cairn Energy 45 Hinkley Point 45 operator BAA 45 Transco 45 satellite broadcaster BSkyB 45 Telewest 45 Cinergy Corp. 45 Energis 45 Thameslink 45 Colt Telecom 45 Torness 45 William Morrison Supermarkets 45 ABB Ltd. 45 ScotRail 45 BAA 44 Fibernet 44 SSE 44 Group PLC 44 Pepco Holdings Inc.