ROCKROSE UKCS4 LIMITED
Company details
- Registered name
- ROCKROSE UKCS4 LIMITED
- Company number
- 02552901
- Registered office
- 5TH FLOOR VIARO HOUSE, 20-23 HOLBORN, LONDON, EC1N 2JD, ENGLAND
- Company type
- Private Limited Company
- Incorporated on
- 29 October 1990
- Status
- Active
- Age
- 35 years
- Previous names
- IDEMITSU PETROLEUM UK LTD. (to 08 Dec 2017) · PETRO SUMMIT INVESTMENT UK LIMITED (to 08 Dec 2017)
- Nature of business (SIC)
- 06100 — Extraction of crude petroleum
- Accounts — next due
- 30 Sept 2026
- Accounts — last made up to
- 31 Dec 2024
- Confirmation statement — next due
- 14 Jun 2027
- Confirmation statement — last
- 31 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.
- 2 of 7 registered charges outstanding — a lender has a claim over the assets.
- A person with significant control here also controls 7 other companies.
Companies House register snapshot, read 02/09/2026.
Officers
2 active · 53 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 |
|---|---|---|---|
| 10/06/2021 | Charge registered | — | A registered charge |
| 10/06/2021 | Charge registered | — | A registered charge |
| 02/09/2020 | Director resigned | BENMORE, Richard Alan | — |
| 02/09/2020 | Director resigned | AUSTIN, Andrew Philip | — |
| 02/09/2020 | Director appointed | — | MAZZAGATTI, Francesco |
| 02/09/2020 | Director appointed | — | DIXIT DOMINUS, Francesco |
| 08/12/2017 | Person with significant control ceased | Idemitsu Kosan Co., Ltd. | — |
| 08/12/2017 | Person with significant control added | — | Rockrose Energy Limited |
| 08/12/2017 | Director resigned | HIRAHARA, Shogo | — |
| 08/12/2017 | Secretary resigned | CHANG KIT, David Anthony | — |
| 08/12/2017 | Director appointed | — | BENMORE, Richard Alan |
| 08/12/2017 | Director appointed | — | AUSTIN, Andrew Philip |
| 08/12/2017 | Registered name changed | PETRO SUMMIT INVESTMENT UK LIMITED | IDEMITSU PETROLEUM UK LTD. |
| 08/12/2017 | Registered name changed | IDEMITSU PETROLEUM UK LTD. | ROCKROSE UKCS4 LIMITED |
| 01/04/2017 | Secretary appointed | — | CHANG KIT, David Anthony |
| 31/03/2017 | Director resigned | OKAMOTO, Kazuo | — |
| 31/03/2017 | Secretary resigned | KOON KOON, Dave Jason | — |
| 06/04/2016 | Person with significant control added | — | Idemitsu Kosan Co., Ltd. |
| 23/04/2015 | Secretary resigned | NAKAYASU, Masahiro | — |
| 23/04/2015 | Secretary appointed | — | KOON KOON, Dave Jason |
Financial highlights
No figures could be read from the accounts filed on 28 Nov 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 ROCKROSE UKCS4 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
Charges
2 outstanding · 5 satisfied
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 ROCKROSE UKCS4 LIMITED (02552901)
ROCKROSE UKCS4 LIMITED is a private limited company incorporated on 29 October 1990 and registered in the United Kingdom under company number 02552901. Its registered office is at 5TH FLOOR VIARO HOUSE, 20-23 HOLBORN, LONDON, EC1N 2JD, ENGLAND. The recorded nature of business is extraction of crude petroleum (SIC 06100). The company is currently active , with statutory accounts last made up to 31 December 2024. 55 active officers are on record , and the person with significant control is Idemitsu Kosan Co., Ltd.. 2 outstanding charges are registered against it. This profile is provided by opendata.bot by Noetikos, aggregating official data from Companies House bulk data , last refreshed 11 September 2026.
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