EXCALIBUR POWER LIMITED
Company details
- Registered name
- EXCALIBUR POWER LIMITED
- Company number
- 12636020
- Registered office
- LEVEL 8, 123 BUCKINGHAM PALACE ROAD, LONDON, SW1W 9SH, UNITED KINGDOM · 156 other companies at this postcode
- Company type
- Private Limited Company
- Incorporated on
- 30 May 2020
- Status
- Active
- Age
- 6 years
- Nature of business (SIC)
- 35110 — Production of electricity · 35230 — Trade of gas through mains · 42220 — Construction of utility projects for electricity and telecommunications
- Accounts — next due
- 30 Sept 2026
- Accounts — last made up to
- 31 Dec 2024
- Confirmation statement — next due
- 12 Jun 2027
- Confirmation statement — last
- 29 May 2026
What the register says
Facts from the register, with the dates they are filed under. Not a score: what they mean is for you to judge, and every line can be checked against Companies House itself.
- A person with significant control here also controls 2 other companies.
Companies House register snapshot, read 02/09/2026.
Officers
3 active · 2 resigned
People with significant control
Beneficial owners holding over 25% of shares, voting rights or the right to appoint directors
Corporate structure
Who controls this company, and who they control in turn
Connections
Serving officers
Change history
Reconstructed from the dated records Companies House publishes
| Date | Change | Was | Now |
|---|---|---|---|
| 08/07/2024 | Director resigned | O'NEILL, Jonathan Hugh | — |
| 08/07/2024 | Director appointed | — | MASON, Stephen John |
| 30/06/2021 | Corporate-secretary resigned | BREAMS SECRETARIES LIMITED | — |
| 30/05/2020 | Person with significant control added | — | Hartree Peaking 2 (Holdings) Limited |
| 30/05/2020 | Director appointed | — | O'NEILL, Jonathan Hugh |
| 30/05/2020 | Corporate-secretary appointed | — | BREAMS SECRETARIES LIMITED |
| 30/05/2020 | Director appointed | — | LEWIS, Adam Gordon James |
| 30/05/2020 | Director appointed | — | GARSKE, Paul Martin |
Financial highlights
No figures could be read from the accounts filed on 23 Sept 2025. Companies House holds some filings only as a document image, which carries no tagged figures; the filing itself is on the register either way.
Documents for EXCALIBUR POWER LIMITED
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The full registration record as held today — name, number, status, registered office, company type, previous names, officers, PSC and SIC codes, timestamped for your file.
Every figure the company’s own accounts state, across each filed period, with year-on-year movement. Most UK companies file small or micro-entity accounts — a balance sheet and a headcount, no turnover or profit.
Who controls the company: persons with significant control, the nature of that control, the ownership graph and every other company those controllers hold.
Filing history
Most recent filings
Data protection register
Registered with the Information Commissioner's Office as a data protection fee payer.
The ICO publishes no company number, so this is matched on the registered name and confirmed by the postcode. Check the ICO entry before relying on it.
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About EXCALIBUR POWER LIMITED (12636020)
EXCALIBUR POWER LIMITED is a private limited company incorporated on 30 May 2020 and registered in the United Kingdom under company number 12636020. Its registered office is at LEVEL 8, 123 BUCKINGHAM PALACE ROAD, LONDON, SW1W 9SH, UNITED KINGDOM. The recorded nature of business is production of electricity (SIC 35110). The company is currently active , with statutory accounts last made up to 31 December 2024. 5 active officers are on record , and the person with significant control is Hartree Peaking 2 (Holdings) Limited. This profile is provided by opendata.bot by Noetikos, aggregating official data from Companies House bulk data , last refreshed 13 September 2026.
Companies at the same registered office
Production of electricity across UK registers
The same sector and the same company, seen through every register we hold
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