| Company | Timeline | Status | |
| NGG Finance Plc Director • Unreported | 1 Apr 2024←1 Year 7 Months→Current | Active | |
| Lattice Group Limited Director • Unreported | 1 Apr 2024←1 Year 7 Months→Current | Active | |
| National Grid (Us) Investments 4 Limited Director • Unreported | 1 Apr 2024←1 Year 7 Months→Current | Active | |
| National Grid Holdings Limited Director • Unreported | 1 Apr 2024←1 Year 7 Months→Current | Active | |
| National Grid Holdings One Plc Director • Unreported | 1 Apr 2024←1 Year 7 Months→Current | Active | |
| National Grid Electricity Distribution Investment Holdings Limited Director • Company Director | 15 Dec 2023←2 Months→12 Mar 2024 | Dissolved | |
| National Grid Electricity Distribution Holdings Limited Director • Unreported | 15 Dec 2023←1 Year 11 Months→Current | Active | |
| National Grid Electricity Distribution Plc Director • Unreported | 15 Dec 2023←1 Year 11 Months→Current | Active | |
| National Grid Electricity Distribution Network Holdings Limited Director • Unreported | 15 Dec 2023←1 Year 11 Months→Current | Active | |
| WPD Wem Holdings Limited Director • Unreported | 15 Dec 2023←1 Year 11 Months→Current | Active | |
