Filing status
- Accounts due
- 30 April 2027
- Last accounts
- 31 July 2025
- Conf. stmt due
- 16 February 2027
- Last conf. stmt
- 2 February 2026
Thames Marine Services Limited
- Incorporated
- 24 July 2015 (11 years)
- Industry
- Inland freight water transport (50400)
- Owned by
- Nicholas Richard DwanRobert Dwan
- Accounts type
- Total exemption full
- Region
- Greater London
- Address
- 9-10 Copper RowLondonSE1 2LH
Charges
- Total
- 21
- Outstanding
- 12
- Part satisfied
- 0
- Satisfied
- 9
Officers
Not loaded yet. See them on Companies House
Ownership 2 active
People and entities with significant control, from the Companies House PSC register
Nicholas Richard Dwan
Individual · Notified 21 February 2021
Owns 25–50% of shares
British
Born August 1980 (46)
Robert Dwan
Individual · Notified 1 February 2021
Owns 25–50% of shares
British
Born March 1982 (44)
Former controllers (1)
21 February 2021
Ceased Joseph John Ellis — Owns 25–50% of shares
Group structure 9 shown
Ownership group derived from the Companies House PSC register
Thames Marine Services Limited This company
Net Zero Marine Services Limited Owns 25–50% of shares
London Low Carbon Energy Centre GMH2 Limited Owns 75–100% of shares
London Low Carbon Energy Centre Bess Limited Owns 25–50% of shares
Smartdocks Holdings Limited Owns 75–100% of shares
Smartdocks Holdings Phase 1 Limited Owns 75–100% of shares
Smartdocks Limited Owns 75–100% of shares
River Fuels Limited Owns 75–100% of shares
Westminster Petroleum Limited Owns 75–100% of shares
Financials
Balance sheet as at 31 July 2025 · total exemption full accounts
- Net Assets
- £1,265,263
- Cash
- £71,930
- Employees
- 24
- Debt Ratio
- 74%
- Current Ratio
- 1.2x
Trend
Net Assets
Balance sheet detail
| 2025 | 2024 | 2023 | 2022 | 2021 | 2019 | |
|---|---|---|---|---|---|---|
| Fixed Assets | £2,866,573 | £1,021,343 | £715,137 | £833,238 | £994,340 | |
| Current Assets | £1,908,255 | £2,685,076 | £1,667,935 | £1,029,641 | £756,259 | |
| Debtors | £1,731,795 | |||||
| Cash | £71,930 | |||||
| Creditors (< 1 year) | £1,602,089 | £873,544 | £746,786 | £499,209 | £540,653 | |
| Creditors (> 1 year) | £1,907,476 | £1,351,689 | £437,833 | £298,126 | ||
| Net Current Assets | £306,166 | £1,923,224 | £923,182 | £530,432 | £215,606 | |
| Net Assets | £1,265,263 | £1,590,338 | £1,197,452 | £1,065,544 | £1,209,946 | |
| Shareholder Funds | £1,265,263 | £1,590,338 | £1,197,452 | £1,065,544 | £1,209,946 |
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 11 May 2026 | Satisfaction of a charge in full | |||
| 29 April 2026 | Total exemption full accounts | 31 July 2025 | ||
| 9 February 2026 | Confirmation statement with updates | 2 February 2026 | ||
| 29 April 2025 | Total exemption full accounts | 31 July 2024 | ||
| 3 February 2025 | Confirmation statement with updates | 2 February 2025 |
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