Website & contact details
- Website
Hyhaul Mobility Limited
- Incorporated
- 20 December 2021 (4 years)
- Previously known as
- Protium 6 Limited (until 5 October 2022)This list may be incomplete. See all names on Companies House
- Industry
- Manufacture of gas (35210) Development of building projects (41100)Wholesale of other fuels and related products (46719)Renting and leasing of cars and light motor vehicles (77110)
- Directors
- Owned by
- Accounts type
- Small
- Region
- Wales
- Address
- 33-35 Cathedral RoadCardiffCF11 9HB
Filing status
- Accounts due
- 31 December 2026
- Last accounts
- 31 December 2024
- Conf. stmt due
- 20 October 2027
- Last conf. stmt
- 6 October 2026
Officers 1 active
Officer details are public data from the Companies House register.
Director · Appointed 20 December 2021
British
Born April 1990 (36)
Officer history (7 former)
28 August 2026
Resigned Arnold, Kyle as Director
14 July 2026
Resigned Constable, Jon as Director
28 August 2025
1 August 2025
1 July 2025
Resigned Yuzuki, Hiroyuki as Director
1 July 2025
1 July 2025
Appointed Arnold, Kyle as Director
14 February 2025
Appointed Yuzuki, Hiroyuki as Director
14 February 2025
Resigned Ikushima, Wataru as Director
28 March 2024
Appointed Ikushima, Wataru as Director
28 March 2024
28 March 2024
Resigned Maynard, Andrew as Director
15 March 2023
Appointed Maynard, Andrew as Director
15 March 2023
Appointed Constable, Jon as Director
20 December 2021
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Corporate entity · Notified 20 December 2021
Owns 75–100% of shares
Holds 75–100% of voting rights
Private Company Limited By Shares
Reg. no. 12080654
Former controllers (3)
1 July 2025
Ceased Marubeni Corporation — Owns 25–50% of shares
9 October 2024
Ceased Japan UK Hydrogen LLC — Owns 25–50% of shares
9 October 2024
Ceased Marubeni Corporation — Owns 25–50% of shares
Group structure 15 companies
Ownership group derived from the Companies House PSC register
Arbroath Net Zero Ltd Owns 75–100% of shares
Deuterium Heating Ltd Owns 75–100% of shares (as a firm)
Hartwood Windfarm Limited Owns 75–100% of shares
Hyhaul Mobility Limited This company Owns 75–100% of shares
Knowsley Net Zero Ltd Owns 75–100% of shares
Magor Net Zero Ltd Owns 75–100% of shares
Pencaitland Net Zero Limited Owns 75–100% of shares
Protium Cromarty Limited Owns 75–100% of shares
Protium Green Hydrogen Supply Ltd Owns 75–100% of shares
Protium Highlands Limited Owns 75–100% of shares
Protium Speyside Limited Owns 75–100% of shares
Samlesbury Net Zero Limited Owns 75–100% of shares
South Tees Net Zero Limited Owns 75–100% of shares
Tees Valley Net Zero Limited Owns 75–100% of shares
Financials
Balance sheet as at 31 December 2024 · small accounts
- Net Assets
- (£61,061)
- Cash
- £15,766
- Employees
- 2
Trend
Net Assets
Balance sheet detail
| 2024 | 2023 | 2022 | |
|---|---|---|---|
| Fixed Assets | £21,759 | ||
| Current Assets | £596,159 | £175 | |
| Debtors | £580,393 | £175 | |
| Cash | £15,766 | ||
| Net Current Assets | (£82,820) | (£1,081) | |
| Net Assets | (£61,061) | (£1,081) | £100 |
| Shareholder Funds | (£61,061) | £100 |
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 21 October 2026 | Confirmation statement with no updates | 6 October 2026 | ||
| 18 August 2026 | Termination of appointment of a director |
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