Filing status
- Accounts due
- 30 September 2026
- Last accounts
- 31 December 2024
- Conf. stmt due
- 11 June 2027
- Last conf. stmt
- 28 May 2026
Seimaf UK Ltd
- Incorporated
- 20 April 2017 (9 years)
- Industry
- Other engineering activities (71129)
- Directors
- Owned by
- Accounts type
- Total exemption full
- Region
- Greater London
- Address
- 95 Queen Victoria StreetLondonEC4V 4HN
Officers
This list may be incomplete. See all officers on Companies House
Officer details are public data from the Companies House register.
Mangan, Julie
Secretary · Appointed 1 February 2026
Director · Appointed 30 September 2025
British
Born February 1973 (53)
Officer history (3 former)
21 July 2026
20 July 2026
Resigned Lebel, Anne Catherine as Director
1 February 2026
Appointed Mangan, Julie as Secretary
30 September 2025
30 September 2025
Appointed Lebel, Anne Catherine as Director
30 September 2025
30 September 2025
Resigned Glad, Gilles as Director
20 April 2017
Appointed Glad, Gilles as Director
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Corporate entity · Notified 30 September 2025
Owns 75–100% of shares
Holds 75–100% of voting rights
Right to appoint and remove directors
Public Limited Company
Reg. no. 00943935
Former controllers (1)
30 September 2025
Ceased Gilles Glad — Owns 75–100% of shares
Group structure 5 companies
Ownership group derived from the Companies House PSC register
Capgemini UK PLC Owns 50–75% of shares
Financials
Balance sheet as at 31 December 2024 · total exemption full accounts
- Net Assets
- £1,689,989
- Cash
- £1,499,407
- Employees
- 30
- Debt Ratio
- 23%
Trend
Net Assets
Balance sheet detail
| 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|---|
| Fixed Assets | £1,258 | £1,573 | £1,966 | £2,458 | £3,072 | |
| Current Assets | £2,192,696 | £1,655,587 | £1,371,133 | £1,095,140 | £1,140,452 | £697,141 |
| Debtors | £693,289 | £769,266 | £624,416 | £525,906 | £669,236 | £377,977 |
| Cash | £1,499,407 | £886,321 | £746,717 | £569,234 | £471,216 | £319,164 |
| Net Current Assets | £1,688,731 | £1,246,434 | £957,256 | £720,426 | £539,775 | £199,455 |
| Net Assets | £1,689,989 | £1,248,007 | £959,222 | £722,884 | £542,847 | £199,455 |
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 18 September 2026 | Appointment of a voluntary liquidator | |||
| 18 September 2026 | Declaration of solvency | |||
| 18 September 2026 | Resolutions | |||
| 22 July 2026 | Termination of appointment of a director | |||
| 22 July 2026 | Termination of appointment of a director |
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