| Role | Company | Country | Status | Date Range |
|---|---|---|---|---|
| Officer | CADENT SERVICES LIMITED | 🇬🇧United Kingdom | Active | 28/04/2026 – 29/10/2018 |
| Officer | QUADGAS FINANCE PLC | 🇬🇧United Kingdom | Active | 22/04/2026 – 29/10/2018 |
| Officer | CADENT GAS LIMITED | 🇬🇧United Kingdom | Active | 28/04/2026 – 29/10/2018 |
| Officer | QUADGAS PLEDGECO LIMITED | 🇬🇧United Kingdom | Active | 22/04/2026 – 29/10/2018 |
| Officer | QUADGAS MIDCO LIMITED | 🇬🇧United Kingdom | Active | 22/04/2026 – 29/10/2018 |
| Officer | QUADGAS HOLDCO LIMITED | 🇬🇧United Kingdom | Active | 22/04/2026 – 29/10/2018 |
| Officer | HGS METERING LIMITED | 🇬🇧United Kingdom | Active | 29/04/2026 – 08/04/2016 |
| Officer | NATIONAL GRID ENERGY METERING LIMITED | — | Active | 05/05/2026 – 28/03/2023 |
| Officer | NATIONAL GRID IFA 2 LIMITED | — | Active | 09/05/2026 – 27/04/2016 |
| Officer | NATIONAL GRID VIKING LINK LIMITED | — | Active | 10/05/2026 – 27/04/2016 |
| Officer | NATIONAL GRID INTERCONNECTOR HOLDINGS LIMITED | — | Active | 18/05/2026 – 27/04/2016 |
| Officer | NEMO LINK LIMITED | — | Active | 18/05/2026 – 27/02/2015 |
| Officer | NATIONAL GRID VENTURES LIMITED | — | Active | 19/05/2026 – 17/02/2017 |
| Officer | NATIONAL GRID NORTH SEA LINK LIMITED | — | Active | 19/05/2026 – 23/03/2015 |
| Officer | NATIONAL GRID TWENTY-FIVE LIMITED | — | Dissolved | 26/05/2026 – 22/11/2019 |
| Officer | NATGRIDTW1 LIMITED | — | Active | 24/05/2026 – 12/02/2020 |
| Officer | BECKTON ENERGY LIMITED | 🇬🇧United Kingdom | Active | 15/04/2026 – 22/06/2011 |
| Officer | NATIONAL GRID TWENTY THREE LIMITED | — | Dissolved | 31/05/2026 – 11/10/2022 |
| Officer | NATIONAL GRID US 6 LLC | 🇺🇸United States | Active | 10/12/2025 – present |
28/03/2023
resigned
11/10/2022
resigned
23/06/2009
appointed