Filing status
- Accounts due
- 30 September 2027
- Last accounts
- 31 December 2025
- Conf. stmt due
- 14 June 2027
- Last conf. stmt
- 31 May 2026
Rockrose Ukcs4 Limited
- Incorporated
- 29 October 1990 (36 years)
- Previously known as
- Idemitsu Petroleum UK Ltd. (until 8 December 2017)Petro Summit Investment UK Limited (until 4 January 2010)Intrepid Energy C.N.S. Limited (until 21 May 2004)Earlier: Enterprise Oil Production Limited, Elf Enterprise Limited, Todaymarket Limited
- Industry
- Extraction of crude petroleum (06100)
- Owned by
- Accounts type
- Full
- Region
- Greater London
- Address
- 5th Floor Viaro House20-23 HolbornLondonEC1N 2JD
Charges
- Total
- 7
- Outstanding
- 2
- Part satisfied
- 0
- Satisfied
- 5
Officers 2 active
Officer details are public data from the Companies House register.
Director · Appointed 2 September 2020
Italian
Born October 1984 (42)
Director · Appointed 2 September 2020
Italian
Born March 1986 (40)
Officer history (53 former)
2 September 2020
2 September 2020
2 September 2020
2 September 2020
8 December 2017
Resigned Hirahara, Shogo as Director
8 December 2017
8 December 2017
Resigned Chang Kit, David Anthony as Secretary
8 December 2017
1 April 2017
Appointed Chang Kit, David Anthony as Secretary
31 March 2017
Resigned Koon Koon, Dave Jason as Secretary
31 March 2017
23 April 2015
Appointed Koon Koon, Dave Jason as Secretary
23 April 2015
Resigned Nakayasu, Masahiro as Secretary
31 March 2014
16 December 2013
Resigned Morii, Hiroaki as Secretary
16 December 2013
Appointed Nakayasu, Masahiro as Secretary
5 April 2012
Resigned Arikawa, Hiroshi as Director
2 April 2012
7 February 2012
Appointed Hirahara, Shogo as Director
30 June 2011
Resigned Matsubara, Mitsuki as Director
24 March 2011
Appointed Morii, Hiroaki as Secretary
24 March 2011
Resigned Sakamoto, Katsuhiko as Secretary
5 January 2010
12 November 2009
12 November 2009
12 November 2009
Appointed Sakamoto, Katsuhiko as Secretary
12 November 2009
Resigned Onose, Kazuyuki as Director
12 November 2009
12 November 2009
12 November 2009
Appointed Arikawa, Hiroshi as Director
12 November 2009
Appointed Matsubara, Mitsuki as Director
12 June 2009
Resigned Iida, Masato as Director
22 December 2008
Resigned Tomita, Kazufumi as Director
18 June 2008
18 June 2008
18 June 2008
Resigned Otani, Tsunehiko as Director
18 June 2008
26 March 2008
26 March 2008
21 November 2006
Resigned Katsuyama, Takeshi as Director
21 November 2006
Appointed Onose, Kazuyuki as Director
20 July 2005
Resigned Katahira, Yo as Director
20 July 2005
Appointed Otani, Tsunehiko as Director
20 July 2005
Appointed Iida, Masato as Director
20 July 2005
20 July 2005
Resigned Doi, Takayuki as Director
20 July 2005
20 May 2004
Appointed Katsuyama, Takeshi as Director
20 May 2004
20 May 2004
Appointed Katahira, Yo as Director
20 May 2004
Appointed Tomita, Kazufumi as Director
20 May 2004
Appointed Doi, Takayuki as Director
20 May 2004
20 May 2004
20 May 2004
20 May 2004
29 April 2004
29 April 2004
16 June 2003
16 June 2003
Resigned Nadir, Faiz Tawfiq as Director
16 June 2003
Resigned Larue, John Dillard as Director
16 June 2003
12 August 1998
12 August 1998
Appointed Nadir, Faiz Tawfiq as Director
12 August 1998
Appointed Larue, John Dillard as Director
30 July 1998
30 July 1998
30 July 1998
30 July 1998
30 July 1998
30 July 1998
30 July 1998
30 July 1998
30 July 1998
30 July 1998
30 March 1998
30 March 1998
12 February 1998
23 June 1997
23 June 1997
1 January 1997
31 December 1996
10 July 1996
10 July 1996
10 July 1996
10 July 1996
10 July 1996
10 July 1996
10 July 1996
10 July 1996
10 July 1996
10 July 1996
10 July 1996
10 July 1996
10 July 1996
12 September 1995
12 September 1995
5 September 1995
23 February 1995
18 November 1992
18 November 1992
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Corporate entity · Notified 8 December 2017
Owns 75–100% of shares
Holds 75–100% of voting rights
Right to appoint and remove directors
Limited Company
Reg. no. 09665181
Former controllers (1)
8 December 2017
Ceased Idemitsu Kosan Co., Ltd. — Owns 75–100% of shares
Group structure 12 companies
Ownership group derived from the Companies House PSC register
Viaro Energy Limited Owns 75–100% of shares
Rockrose Energy Limited Owns 75–100% of shares
Rockrose (Ukcs2) Limited Owns 75–100% of shares
Rockrose (Ukcs3) Limited Owns 75–100% of shares
Rockrose Real Estate Limited Owns 75–100% of shares
Rockrose Ukcs 9 Limited Owns 75–100% of shares
Rockrose Ukcs15 Limited Owns 75–100% of shares
Rockrose Ukcs4 Limited This company Owns 75–100% of shares
SRM Foundation Holds 75–100% of voting rights
Vel Assets Management Limited Owns 75–100% of shares
Vel Renewable UK Limited Owns 75–100% of shares
Filings 309
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 8 October 2026 | Full accounts | 31 December 2025 | ||
| 2 June 2026 | Confirmation statement with no updates | 31 May 2026 | ||
| 28 November 2025 | Full accounts | 31 December 2024 | ||
| 3 June 2025 | Confirmation statement with no updates | 31 May 2025 | ||
| 12 October 2024 | Full accounts | 31 December 2023 |
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