| Person with significant control | ALANCALDER LTD | 🇬🇧Regno Unito | Active | 30/09/2025 – present |
| Officer | ALANCALDER LTD | 🇬🇧Regno Unito | Active | 17/03/2026 – present |
| Officer | ITG ENCRYPTION LIMITED | 🇬🇧Regno Unito | Active | 03/02/2026 – 30/09/2024 |
| Officer | GRC ELEARNING LIMITED | 🇬🇧Regno Unito | Active | 20/05/2026 – 30/09/2024 |
| Officer | DATA QUALITY MANAGEMENT LIMITED | 🇬🇧Regno Unito | Active | 03/02/2026 – 30/09/2024 |
| Officer | DQM GROUP HOLDINGS LIMITED | 🇬🇧Regno Unito | Active | 03/02/2026 – 30/09/2024 |
| Officer | DATA QUALITY MANAGEMENT GROUP LIMITED | 🇬🇧Regno Unito | Active | 22/05/2026 – 30/09/2024 |
| Officer | DATA2 LIMITED | 🇬🇧Regno Unito | Active | 21/01/2026 – 30/09/2024 |
| Person with significant control | GRC INTERNATIONAL GROUP LIMITED | — | Active | 26/06/2024 – 08/08/2024 |
| Officer | GRC INTERNATIONAL GROUP LIMITED | — | Active | 14/01/2026 – 30/09/2024 |
| Officer | IT GOVERNANCE EUROPE LIMITED | 🇬🇧Regno Unito | Active | 03/02/2026 – 30/09/2024 |
| Person with significant control | IT GOVERNANCE LIMITED | 🇬🇧Regno Unito | Active | 21/06/2024 – 01/02/2018 |
| Officer | ITG QUALIFICATIONS LTD | — | Active | 03/02/2026 – 30/09/2024 |
| Officer | IT GOVERNANCE SALES LTD | — | Active | 03/02/2026 – 30/09/2024 |
| Officer | IT GOVERNANCE CONSULTING LIMITED | 🇬🇧Regno Unito | Active | 15/01/2026 – 30/09/2024 |
| Officer | IT GOVERNANCE TRAINING LIMITED | — | Active | 15/01/2026 – 30/09/2024 |
| Officer | IT GOVERNANCE SOFTWARE LTD | — | Active | 14/01/2026 – 30/09/2024 |
| Officer | IT GOVERNANCE FRANCHISING LIMITED | — | Active | 15/01/2026 – 30/09/2024 |
| Officer | ITG CERTIFICATION LIMITED | — | Active | 14/01/2026 – 30/09/2024 |
| Officer | ITG SECURITY TESTING LTD | — | Active | 24/12/2025 – 03/11/2010 |
| Officer | IT GOVERNANCE SALES LTD | — | Active | 03/02/2026 – 03/11/2010 |
| Officer | IT GOVERNANCE SOFTWARE LTD | — | Active | 14/01/2026 – 03/11/2010 |
| Officer | IT GOVERNANCE FRANCHISING LIMITED | — | Active | 15/01/2026 – 03/11/2010 |
| Officer | IT GOVERNANCE CONSULTING LIMITED | 🇬🇧Regno Unito | Active | 15/01/2026 – 03/11/2010 |
| Officer | IT GOVERNANCE TRAINING LIMITED | — | Active | 15/01/2026 – 03/11/2010 |
| Officer | IT GOVERNANCE PUBLISHING LTD | 🇬🇧Regno Unito | Active | 19/03/2026 – 30/09/2024 |
| Officer | VIGILANT SOFTWARE LIMITED | 🇬🇧Regno Unito | Active | 03/02/2026 – 30/09/2024 |
| Officer | IT GOVERNANCE LIMITED | 🇬🇧Regno Unito | Active | 18/05/2026 – 30/09/2024 |
| Officer | IT GOVERNANCE LIMITED | 🇬🇧Regno Unito | Active | 18/05/2026 – 03/11/2010 |
