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Hammars Hill Hydrogen Limited
Hammars Hill Hydrogen Limited is an active company incorporated on 2 August 2024 with the registered office located in Roslin, Midlothian. Hammars Hill Hydrogen Limited was registered 1 year 1 month ago.
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Status
Active
Active since
incorporation
Company No
SC818321
Private limited company
Scottish Company
Age
1 year 1 month
Incorporated
2 August 2024
Size
Micro
Turnover is under
£1M
Balance sheet is under
£500,000
Under
10 employees
Confirmation
Submitted
Dated
1 August 2025
(1 month ago)
Next confirmation dated
1 August 2026
Due by
15 August 2026
(11 months remaining)
No changes
occurred since incorporation
Accounts
Not Submitted
Awaiting first accounts
For period ending
31 December 2025
Due by
2 May 2026
(7 months remaining)
Learn more about Hammars Hill Hydrogen Limited
Contact
Address
Stobo House
Midlothian Innovation Centre
Roslin
Scotland
EH25 9RE
United Kingdom
Same address since
incorporation
Companies in EH25 9RE
Telephone
Unreported
Email
Unreported
Website
Rwe.com
See All Contacts
People
Officers
6
Shareholders
1
Controllers (PSC)
1
Costas Papamantellos
Director • Director • Global Head Of Principal Investments • French • Lives in England • Born in Dec 1971
Robert Macintyre
Director • Investment Manager • British • Lives in England • Born in Feb 1984
Stephen O'Reilly
Director • Investment Manager • Irish • Lives in United States • Born in Jul 1979
Calum Alastair Maclennan
Director • Operations Director • Scottish • Lives in Scotland • Born in Sep 1989
Dr Gavin Catto
Director • Scottish • Lives in Scotland • Born in Apr 1970
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Shareholders, PSCs & Group Structure
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Mutual Companies
Creca Hydrogen Limited
Dr Gavin Catto, Calum Alastair Maclennan, and 4 more are mutual people.
Active
Green Cat Hydrogen Developments Limited
Dr Gavin Catto, Calum Alastair Maclennan, and 3 more are mutual people.
Active
Binn Ecopark Hydrogen Limited
Dr Gavin Catto, Calum Alastair Maclennan, and 3 more are mutual people.
Active
Strathallan Hydrogen Limited
Dr Gavin Catto, Calum Alastair Maclennan, and 3 more are mutual people.
Active
Green Cat Hydrogen Limited
Dr Gavin Catto, Calum Alastair Maclennan, and 1 more are mutual people.
Active
Eti Wind Holdings Limited
Robert Macintyre and Costas Papamantellos are mutual people.
Active
R-Gen Renewables Limited
Costas Papamantellos and Stephen O'Reilly are mutual people.
Active
Future Biogas Holdco Limited
Robert Macintyre and Costas Papamantellos are mutual people.
Active
See All Mutual Companies
Financials
Hammars Hill Hydrogen Limited has not yet submitted any accounts
Period Ended
Due Soon
Cash in Bank
Due Soon
Turnover
Due Soon
Employees
Due Soon
Total Assets
Due Soon
Total Liabilities
Due Soon
Net Assets
Due Soon
Debt Ratio (%)
Due Soon
See 10 Year Full Financials
Latest Activity
Confirmation Submitted
1 Month Ago on 1 Aug 2025
Mr Stephen O'reilly Appointed
3 Months Ago on 10 Jun 2025
Costas Papamantellos Resigned
3 Months Ago on 10 Jun 2025
Accounting Period Extended
11 Months Ago on 4 Oct 2024
Incorporated
1 Year 1 Month Ago on 2 Aug 2024
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Get Credit Report
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See All Credit Score & Limits
Documents
Confirmation statement made on 1 August 2025 with no updates
Submitted on 1 Aug 2025
Appointment of Mr Stephen O'reilly as a director on 10 June 2025
Submitted on 16 Jun 2025
Termination of appointment of Costas Papamantellos as a director on 10 June 2025
Submitted on 16 Jun 2025
Current accounting period extended from 31 August 2025 to 31 December 2025
Submitted on 4 Oct 2024
Incorporation
Submitted on 2 Aug 2024
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Repayment History
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See All Charges & CCJs