| الدور | الشركة | البلد | الحالة | نطاق التاريخ |
|---|---|---|---|---|
| ضابط | QH INTERNATIONAL LIMITED | 🇬🇧United Kingdom | نشط | 25/02/2026 – حاضر |
| ضابط | QH CHEMICAL LIMITED | 🇬🇧United Kingdom | تم حلها | 17/12/2025 – حاضر |
| ضابط | QH HOLDINGS LIMITED | 🇬🇧United Kingdom | تم حلها | 17/12/2025 – حاضر |
| ضابط | SURFACE TECHNOLOGY (ABERDEEN) LIMITED | 🇬🇧United Kingdom | نشط | 17/04/2026 – حاضر |
| ضابط | QUAKER HOUGHTON SALES BV | 🇳🇱Netherlands | نشط | 10/12/2025 – حاضر |
| ضابط | NORMAN HAY ENGINEERING LIMITED | 🇬🇧United Kingdom | نشط | 19/04/2026 – حاضر |
| ضابط | APPLIED SURFACE CONCEPTS HOLDINGS LIMITED | 🇬🇧United Kingdom | تم حلها | 17/05/2026 – حاضر |
| ضابط | GHG LUBRICANTS HOLDINGS LIMITED | 🇬🇧United Kingdom | تم حلها | 17/05/2026 – حاضر |
| ضابط | SURFACE TECHNOLOGY (EAST KILBRIDE) LIMITED | 🇬🇧United Kingdom | نشط | 19/04/2026 – حاضر |
| ضابط | QUAKER HOUGHTON HOLDINGS LIMITED | 🇬🇧United Kingdom | نشط | 25/02/2026 – حاضر |
| ضابط | ULTRASEAL INTERNATIONAL GROUP LIMITED | 🇬🇧United Kingdom | نشط | 25/02/2026 – حاضر |
| ضابط | SURFACE TECHNOLOGY (HOLDINGS) LIMITED | 🇬🇧United Kingdom | نشط | 19/04/2026 – حاضر |
| ضابط | SURFACE TECHNOLOGY (LEEDS) LIMITED | 🇬🇧United Kingdom | تم حلها | 26/01/2026 – حاضر |
31/08/2022
appointed