Website & contact details
- Website
Marine AI Ltd
- Incorporated
- 29 November 2017 (8 years)
- Previously known as
- Ship AI Ltd (until 9 January 2019)This list may be incomplete. See all names on Companies House
- Industry
- Other research and experimental development on natural sciences and engineering (72190) specialised design activities (74100)
- Directors
- Benjamin Jay WickendenDonald Montgomery ScottOliver Harry Thompson
- Owned by
- Donald Montgomery Scott
- Accounts type
- Small
- Region
- South West
- Address
- Building 1 Turnchapel WharfBarton RoadPlymouthPL9 9RQ
Filing status
- Accounts due
- 30 September 2027
- Last accounts
- 31 December 2025
- Conf. stmt due
- 4 February 2027
- Last conf. stmt
- 21 January 2026
Officers 3 active
Officer details are public data from the Companies House register.
Wickenden, Benjamin Jay
Director · Appointed 1 October 2025
British
Born December 1997 (28)
Scott, Donald Montgomery
Director · Appointed 1 January 2025
Canadian,American
Born October 1965 (61)
Thompson, Oliver Harry
Director · Appointed 1 February 2024
British
Born January 1997 (29)
Officer history (2 former)
1 October 2025
Appointed Wickenden, Benjamin Jay as Director
1 October 2025
1 January 2025
Appointed Scott, Donald Montgomery as Director
1 February 2024
Appointed Thompson, Oliver Harry as Director
2 October 2021
Resigned Scott, Donald Montgomery, Mr. as Director
6 October 2020
29 November 2017
Appointed Scott, Donald Montgomery, Mr. as Director
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Donald Montgomery Scott
Individual · Notified 1 January 2024
Owns 25–50% of shares
Holds 25–50% of voting rights
Canadian,American
Born October 1965 (61)
Former controllers (3)
31 December 2025
Ceased Gregory Miner Cook — Owns 25–50% of shares
1 January 2024
Ceased Chief Software Engineer Donald Montgomery Scott — Owns 25–50% of shares
1 January 2024
Ceased M Subs Ltd — Owns 50–75% of shares
Financials
Figures from 2023 accounts. Newer accounts, made up to 31 December 2025, are filed but not read yet. See them on Companies House
- Net Assets
- £330,795
- Cash
- £203,482
- Employees
- 1
- Debt Ratio
- 31%
- Current Ratio
- 3.2x
Trend
Net Assets
Balance sheet detail
| 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|
| Fixed Assets | £13,644 | £660 | |||
| Current Assets | £464,256 | £5,470 | |||
| Debtors | £260,774 | £4,754 | |||
| Cash | £203,482 | £716 | |||
| Creditors (< 1 year) | £143,694 | £25,493 | |||
| Net Current Assets | £320,562 | (£20,023) | |||
| Net Assets | £330,795 | (£19,363) | £100 | £100 | £100 |
| Shareholder Funds | £330,795 | (£19,363) | £100 | £100 | £100 |
What Marine Ai say about themselves
“Advanced maritime autonomy software from Marine AI improves vessel safety, efficiency, and performance for smarter, more reliable operations.”
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 23 December 2025 | Other filing | 2 | ||
| 23 December 2025 | Accounts filing | 36 | ||
| 27 October 2025 | Appointment of a director | 2 | ||
| 1 October 2025 | Director's details changed | 2 | ||
| 1 October 2025 | Termination of appointment of a director | 1 |
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