| Aquind Interconnector | East Hampshire, England, United Kingdom | Aquind Limited |
| Bramford to Twinstead | Babergh, England, United Kingdom | National Grid Electricity Transmission plc |
| Brechfa Forest Connection | Carmarthenshire, Wales, United Kingdom | Western Power Distribution plc |
| Chesterfield to Willington | Amber Valley, England, United Kingdom | National Grid Electricity Transmission plc |
| Continental Link Multi-Purpose Interconnector | East Riding of Yorkshire, England, United Kingdom | National Grid Ventures |
| Cross Border Connection (England) | Cumberland, England, United Kingdom | National Grid Electricity Transmission plc |
| East Irish Sea Transmission Project | Wyre, England, United Kingdom | Orsted East Irish Sea Transmission Limited |
| Eastern Green Link 3 and Eastern Green Link 4 | Boston, England, United Kingdom | National Grid Electricity Transmission plc |
| Eastern Green Link 5 | England, United Kingdom | National Grid Electricity Transmission plc |
| Green Gen Vyrnwy Frankton | Powys, Wales, United Kingdom | Green Gen Cymru |
| Grimsby to Walpole | East Lindsey, England, United Kingdom | National Grid Electricity Transmission plc |
| Hinkley Point C Connection | North Somerset, England, United Kingdom | National Grid |
| Hinkley Point C Connection Project Material Change | North Somerset, England, United Kingdom | National Grid Electricity Transmission plc |
| Kings Lynn B Connection Project | King's Lynn and West Norfolk, England, United Kingdom | National Grid |
| LionLink Interconnector | East Suffolk, England, United Kingdom | National Grid Lion Link Limited |
| Mid Wales Electricity Connection (N Grid) | Powys, Wales, United Kingdom | National Grid |
| Morgan and Morecambe Offshore Wind Farms Transmission Assets | Fylde, England, United Kingdom | Morgan Offshore Wind Limited and Morecambe Offshore Windfarm Limited |
| Morven Hawthorn Pit Grid Connection Project | England, United Kingdom | Morven Offshore Wind Limited |
| North Humber to High Marnham | Bassetlaw, England, United Kingdom | National Grid Electricity Transmission plc |
| North London (Electricity Line) Reinforcement | Haringey, England, United Kingdom | National Grid |
| North Wales Wind Farms Connection | Denbighshire, Wales, United Kingdom | SP Manweb |
| Norwich to Tilbury | South Norfolk, England, United Kingdom | National Grid Electricity Transmission plc |
| Ossian Transmission Infrastructure | East Lindsey, England, United Kingdom | Ossian Offshore Wind Farm Ltd |
| Reinforcement to North Shropshire Electricity Distribution Network | Shropshire, England, United Kingdom | SP Manweb |
| Richborough Connection Project | Dover, England, United Kingdom | National Grid |