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Caldera Heat Batteries Limited
Caldera Heat Batteries Limited is an active company incorporated on 18 October 2017 with the registered office located in Fareham, Hampshire. Caldera Heat Batteries Limited was registered 8 years ago.
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Status
Active
Active since
incorporation
Company No
11020413
Private limited company
Age
8 years
Incorporated
18 October 2017
Size
Micro
Turnover is under
£1M
Balance sheet is under
£500,000
Confirmation
Submitted
Dated
15 January 2025
(10 months ago)
Next confirmation dated
15 January 2026
Due by
29 January 2026
(2 months remaining)
Last change occurred
9 months ago
Accounts
Submitted
For period
1 Jan
⟶
31 Dec 2024
(1 year)
Accounts type is
Total Exemption Full
Next accounts for period
31 December 2025
Due by
30 September 2026
(10 months remaining)
Learn more about Caldera Heat Batteries Limited
Contact
Update Details
Address
7 Brunel Way
Segensworth East
Fareham
Hants
PO15 5TX
England
Same address for the past
5 years
Companies in PO15 5TX
Telephone
Unreported
Email
Unreported
Website
Caldera.co.uk,
See All Contacts
People
Officers
6
Shareholders
50
Controllers (PSC)
1
Andrew Charles Brown
Director • British • Lives in England • Born in Jan 1977
Torben Stahlschmidt
Director • German • Lives in Germany • Born in Feb 1981
Guy Alexander James Winstanley
Director • British • Lives in UK • Born in Aug 1968
Ilija Aprcovic
Director • Senior Vice President • British • Lives in UK • Born in Aug 1966
James Donnelly Macnaghten
Director • British • Lives in UK • Born in Nov 1969
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Shareholders, PSCs & Group Structure
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Mutual Companies
Energy Systems Management Ltd
Guy Alexander James Winstanley is a mutual person.
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South Downs Capital Advisory Limited
Mark Lee is a mutual person.
Active
Deep Green Technologies Ltd
Mark Lee is a mutual person.
Active
Deep Green Technologies (Assets) Limited
Mark Lee is a mutual person.
Active
Deep Green Technologies (Services) Limited
Mark Lee is a mutual person.
Active
Deep Green Technologies (Capital Assets) Ltd
Mark Lee is a mutual person.
Active
Deep Green JV (Urmston) Limited
Mark Lee is a mutual person.
Active
Deep Green JV (Bradford) Limited
Mark Lee is a mutual person.
Active
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Brands
Caldera Heat Batteries Limited
Caldera provides systems that convert intermittent solar power into industrial heat.
Financials
Net Assets, Total Assets & Total Liabilities (2019–2024)
Period Ended
31 Dec 2024
For period
31 Dec
⟶
31 Dec 2024
Traded for
12 months
Cash in Bank
£442.18K
Decreased by £508.45K (-53%)
Turnover
Unreported
Same as previous period
Employees
22
Increased by 1 (+5%)
Total Assets
£1.21M
Decreased by £1.18M (-49%)
Total Liabilities
-£905.76K
Increased by £219.49K (+32%)
Net Assets
£307.05K
Decreased by £1.4M (-82%)
Debt Ratio (%)
75%
Increased by 46% (+160%)
See 10 Year Full Financials
Latest Activity
Ilija Aprcovic Resigned
11 Days Ago on 31 Oct 2025
James Donnelly Macnaghten (PSC) Details Changed
3 Months Ago on 12 Aug 2025
Torben Stahlschmidt Appointed
7 Months Ago on 1 Apr 2025
Mr Ilija Aprcovic Appointed
7 Months Ago on 31 Mar 2025
Full Accounts Submitted
8 Months Ago on 27 Feb 2025
Confirmation Submitted
9 Months Ago on 16 Jan 2025
Charge Satisfied
1 Year 1 Month Ago on 24 Sep 2024
Full Accounts Submitted
1 Year 2 Months Ago on 2 Sep 2024
Confirmation Submitted
1 Year 10 Months Ago on 15 Jan 2024
Confirmation Submitted
2 Years 2 Months Ago on 23 Aug 2023
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Get Credit Report
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Documents
Termination of appointment of Ilija Aprcovic as a director on 31 October 2025
Submitted on 2 Nov 2025
Change of details for James Donnelly Macnaghten as a person with significant control on 12 August 2025
Submitted on 13 Aug 2025
Resolutions
Submitted on 22 Apr 2025
Memorandum and Articles of Association
Submitted on 22 Apr 2025
Statement of capital following an allotment of shares on 9 April 2025
Submitted on 10 Apr 2025
Appointment of Torben Stahlschmidt as a director on 1 April 2025
Submitted on 1 Apr 2025
Appointment of Mr Ilija Aprcovic as a director on 31 March 2025
Submitted on 1 Apr 2025
Statement of capital following an allotment of shares on 28 March 2025
Submitted on 28 Mar 2025
Total exemption full accounts made up to 31 December 2024
Submitted on 27 Feb 2025
Confirmation statement made on 15 January 2025 with updates
Submitted on 16 Jan 2025
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Repayment History
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