Filing status
- Accounts due
- 30 September 2027
- Last accounts
- 31 December 2025
- Conf. stmt due
- 14 May 2027
- Last conf. stmt
- 30 April 2026
Thornton Tomasetti Holdings UK Ltd
- Incorporated
- 1 May 2018 (8 years)
- Industry
- Activities of other holding companies n.e.c. (64209) Architectural activities (71111)Engineering related scientific and technical consulting activities (71122)Other engineering activities (71129)
- Directors
- Sergio De GaetanoPete Domenic DimaggioGary Francis Panariello
- Accounts type
- Group
- Region
- Greater London
- Address
- 2nd Floor12-16 Clerkenwell RoadLondonEC1M 5PQ
Officers 3 active
Officer details are public data from the Companies House register.
De Gaetano, Sergio
Director · Appointed 30 September 2025
Italian
Born May 1973 (53)
Dimaggio, Pete Domenic
Director · Appointed 20 April 2023
American
Born September 1970 (56)
Panariello, Gary Francis
Director · Appointed 20 April 2023
American
Born May 1963 (63)
Officer history (3 former)
30 September 2026
Resigned Hall, Corrina Carmel as Secretary
30 September 2025
Appointed De Gaetano, Sergio as Director
30 September 2025
20 April 2023
Appointed Dimaggio, Pete Domenic as Director
20 April 2023
Appointed Panariello, Gary Francis as Director
20 April 2023
1 May 2018
1 May 2018
1 May 2018
Appointed Hall, Corrina Carmel as Secretary
Ownership 0 active
People and entities with significant control, from the Companies House PSC register
The company has declared that it has no person with significant control.
Holdings 2
Companies where Thornton Tomasetti Holdings UK Ltd is registered as a person with significant control
Owns 75–100% of shares
Active
Owns 75–100% of shares
Active
Financials
Balance sheet as at 31 December 2025 · group accounts
Trend
Shareholder Funds
Balance sheet detail
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|---|
| Fixed Assets | £6,456,564 | £6,457,164 | |||||
| Debtors | £73,629 | £85,469 | £552,601 | £562,741 | £575,609 | £589,470 | £731,588 |
| Creditors (< 1 year) | £6,169,059 | £6,168,736 | £6,620,558 | £6,622,296 | £6,617,878 | £6,751,337 | |
| Net Current Assets | (£6,095,430) | (£6,028,408) | (£6,019,749) | ||||
| Net Assets | £437,415 | ||||||
| Shareholder Funds | £361,134 | £373,297 | £388,607 | £399,936 | £409,877 | £428,156 | £437,415 |
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 27 July 2026 | Group of companies' accounts | 31 December 2025 | ||
| 6 May 2026 | Confirmation statement with no updates | 30 April 2026 | ||
| 30 September 2025 | Appointment of a director | |||
| 30 September 2025 | Termination of appointment of a director | |||
| 2 September 2025 | Group of companies' accounts | 31 December 2024 |
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