Chrysaor North Sea Limited

Active00958880 Private limited company
Incorporated
24 July 1969 (57 years)
Previously known as
BG International (CNS) Limited (until 2 November 2017)
Hydrocarbons Great Britain Limited (until 4 January 2001)
Industry
Extraction of crude petroleum (06100)
Extraction of natural gas (06200)
Directors
Owned by
Accounts type
Full
Region
Greater London
Address
151 Buckingham Palace Road
London
SW1W 9SZ

Filing status

Accounts due
30 September 2027
Last accounts
31 December 2025
Conf. stmt due
11 April 2027
Last conf. stmt
28 March 2026

Charges

Total
6
Outstanding
0
Part satisfied
0
Satisfied
6

Officers 4 active

Officer details are public data from the Companies House register.

Director · Appointed 2 October 2026
Also at Chrysaor (U.K.) Beta Limited, Chrysaor (U.K.) Alpha Limited, Chrysaor (U.K.) Sigma Limited · more companies
British
Born May 1983 (43)
Director · Appointed 12 December 2024
Also at Harbour Energy Wpuk Limited, Harbour Energy Production North Sea Limited, Premier Oil UK Limited · more companies
British
Born September 1973 (53)
Corporate Secretary · Appointed 10 October 2022
Also at Harbour Energy Wpuk Limited, Harbour Energy Central Andaman Limited, Harbour Energy Finance (2) PLC · more companies
Director · Appointed 20 October 2021
Also at Harbour Energy Wpuk Limited, Harbour Energy Production Limited, Harbour Energy Central Andaman Limited · more companies
British
Born December 1975 (50)
Officer history (66 former)
2 October 2026
Resigned Barr, Scott as Director
2 October 2026
Appointed Davies, Graeme John as Director
12 December 2024
Appointed Scott, Russell as Director
12 December 2024
Appointed Barr, Scott as Director
12 December 2024
Resigned Krane, Alexander Lorentzen as Director
10 October 2022
Appointed Harbour Energy Secretaries Limited as Corporate Secretary
10 October 2022
Resigned Landes, Howard Ralph as Secretary
28 February 2022
Resigned Kirk, Philip Andrew as Director
26 October 2021
Resigned Osborne, Andrew Jon as Director
20 October 2021
Appointed Landes, Howard Ralph as Director
20 October 2021
Appointed Krane, Alexander Lorentzen as Director
24 October 2017
Resigned Shell Corporate Secretary Limited as Corporate Secretary
24 October 2017
Appointed Osborne, Andrew Jon as Director
24 October 2017
Appointed Kirk, Philip Andrew as Director
24 October 2017
24 October 2017
Resigned Eide, Marianne Wold as Director
24 October 2017
Resigned Klap, Frits Michiel Alexander as Director
24 October 2017
Appointed Landes, Howard Ralph as Secretary
1 March 2017
Appointed Van Bunnik, Johannes Simon Maria as Director
9 January 2017
Resigned Hadfield, John Paul Simeon as Director
31 October 2016
Resigned Sprouse, Rolynda Ann as Director
18 October 2016
Appointed Klap, Frits Michiel Alexander as Director
18 October 2016
Appointed Eide, Marianne Wold as Director
30 September 2016
Resigned Kemshell, David Michael as Director
31 August 2016
Resigned Den Hartigh, Ernst as Director
31 July 2016
Appointed Shell Corporate Secretary Limited as Corporate Secretary
31 July 2016
Resigned Barry, Chloe Silvana as Secretary
31 July 2016
Resigned Ennett, Cayley Louise as Secretary
31 May 2016
Resigned Martin-Davis, Andrew as Director
31 May 2016
Resigned Dunn, Rebecca Louise as Secretary
16 February 2016
Appointed Sprouse, Rolynda Ann as Director
16 February 2016
Appointed Kemshell, David Michael as Director
1 October 2015
Appointed Ennett, Cayley Louise as Secretary
2 March 2015
Appointed Martin-Davis, Andrew as Director
19 December 2014
Resigned Samuel, Marcus Andrew as Director
19 December 2014
Appointed Den Hartigh, Ernst as Director
3 October 2014
Resigned Collingwood, Jonathan Mark as Director
3 October 2014
Appointed Hadfield, John Paul Simeon as Director
4 July 2014
Resigned Aspden, Christopher Jonathan as Director
22 July 2013
Appointed Barry, Chloe Silvana as Secretary
22 July 2013
Resigned Inman, Carol Susan as Secretary
20 December 2012
Resigned Tucker, Roger Morris, Dr as Director
4 October 2012
Appointed Samuel, Marcus Andrew as Director
26 July 2012
Appointed Aspden, Christopher Jonathan as Director
27 April 2012
Resigned Mcculloch, Alan William as Secretary
5 January 2012
Resigned Hughes, John David as Director
12 December 2011
Appointed Collingwood, Jonathan Mark as Director
7 November 2011
Resigned Whyte, Stephen James as Director
1 November 2010
Resigned O'Shea, Christopher Michael as Director
1 November 2010
Appointed Hughes, John David as Director
23 September 2010
Appointed Dunn, Rebecca Louise as Secretary
10 August 2010
Appointed Whyte, Stephen James as Director
12 July 2010
Resigned Affleck, Lewis Grant as Director
11 December 2009
Appointed O'Shea, Christopher Michael as Director
11 December 2009
Appointed Tucker, Roger Morris, Dr as Director
11 December 2009
Resigned Martin-Davis, Andrew as Director
10 November 2009
Resigned Carne, Mark Milford Power as Director
4 August 2008
Resigned Cox, Christopher Martin as Director
4 August 2008
Appointed Affleck, Lewis Grant as Director
14 September 2007
Appointed Mcculloch, Alan William as Secretary
14 September 2007
Resigned Moore, Paul Anthony as Secretary
23 October 2006
Appointed Carne, Mark Milford Power as Director
8 September 2006
Resigned Darlow, Nigel Robert as Director
8 September 2006
Appointed Cox, Christopher Martin as Director
22 June 2006
Resigned Hewitt, Ian as Director
22 June 2006
Appointed Darlow, Nigel Robert as Director
10 March 2006
Resigned Roberts, David E as Director
5 August 2005
Appointed Moore, Paul Anthony as Secretary
11 February 2005
Appointed Roberts, David E as Director
11 February 2005
Appointed Martin-Davis, Andrew as Director
11 February 2005
Resigned Looker, Garry as Director
30 December 2004
Resigned Wormley, Jon Clarke as Director
22 April 2003
Appointed Inman, Carol Susan as Secretary
22 April 2003
Resigned Griffin, John Edward Henry as Secretary
9 September 2002
Resigned Almanza, Ashley Martin as Director
9 September 2002
Appointed Looker, Garry as Director
1 September 2002
Appointed Hewitt, Ian as Director
1 September 2002
7 September 2001
Resigned Markham, Una as Secretary
7 February 2001
Appointed Brown, Malcolm Archibald Halliday as Director
7 February 2001
Appointed Almanza, Ashley Martin as Director
7 February 2001
Resigned Mcmanus, David as Director
7 February 2001
Resigned Chapman, Frank Joseph as Director
7 February 2001
Resigned Friedrich, William Michael as Director
7 February 2001
Resigned Houston, Martin Joseph as Director
31 August 2000
Resigned Doughty, Donald Glenwood as Director
31 August 2000
Resigned Trafford, Edward Le Marchant as Director
23 May 2000
Appointed Mcmanus, David as Director
1 November 1999
Resigned Walshe, Edward Thomas, Dr as Director
1 November 1999
Appointed Doughty, Donald Glenwood as Director
1 November 1999
Resigned Thornley, Brian Ralph as Director
14 January 1999
Resigned Thomas, Luke as Secretary
1 January 1999
Appointed Trafford, Edward Le Marchant as Director
1 January 1999
Appointed Houston, Martin Joseph as Director
1 January 1999
Appointed Friedrich, William Michael as Director
1 December 1998
Appointed Wormley, Jon Clarke as Director
30 November 1998
Resigned Burrard-Lucas, Stephen Charles as Director
25 August 1998
Appointed Thomas, Luke as Secretary
2 June 1997
Resigned Friedlander, Colin David as Director
26 November 1996
Appointed Chapman, Frank Joseph as Director
3 October 1996
Appointed Walshe, Edward Thomas, Dr as Director
3 October 1996
Appointed Markham, Una as Secretary
24 September 1996
16 April 1996
Resigned Hughes, Graham Paul as Director
16 April 1996
Resigned Hughes, Graham Paul as Secretary
16 April 1996
16 April 1996
Appointed Friedlander, Colin David as Director
16 April 1996
Resigned Griffin, John Edward Henry as Director
16 April 1996
Appointed Burrard-Lucas, Stephen Charles as Director
16 April 1996
Appointed Thornley, Brian Ralph as Director
30 June 1995
Resigned Sadler, John Michael as Director
30 June 1995
Appointed Griffin, John Edward Henry as Director
30 June 1995
Appointed Griffin, John Edward Henry as Secretary
30 June 1995
Resigned Sadler, John Michael as Secretary
2 February 1995
Appointed Hughes, Graham Paul as Director
2 February 1995
Resigned Griffin, John Edward Henry as Secretary
2 February 1995
Resigned Griffin, John Edward Henry as Director
2 February 1995
Appointed Hughes, Graham Paul as Secretary
29 December 1994
Appointed Sadler, John Michael as Director
28 December 1994
Resigned Dalton, Howard William as Director
28 December 1994
Resigned Webb, Adrian Rawdon as Director
28 December 1994
Appointed Griffin, John Edward Henry as Director
18 March 1994
Resigned Murphy, Brian Peter as Director
31 January 1994
Resigned Gregory, Jack Lee as Director
31 October 1993
Resigned Beall, Arthur Oren, Dr as Director
3 August 1993
Resigned Bray, Ken, Dr as Director
3 August 1993
Resigned Collins, Paul Anthony, Dr as Director

Ownership 1 active

People and entities with significant control, from the Companies House PSC register

Corporate entity · Notified 1 November 2017
Owns 75–100% of shares
Holds 75–100% of voting rights
Right to appoint and remove directors
Private Limited Company
Reg. no. 10871880
Former controllers (1)
31 October 2017
Ceased BG International Limited — Owns 75–100% of shares

Group structure 32 shown

Ownership group derived from the Companies House PSC register

Harbour Energy PLC
Chrysaor E&P Limited Owns 75–100% of shares
Chrysaor CNS Limited Owns 75–100% of shares
Chrysaor Limited Owns 75–100% of shares
Chrysaor North Sea Limited This company Owns 75–100% of shares
Chrysaor Production Holdings Limited Owns 75–100% of shares
Chrysaor Petroleum Company U.K. Limited Owns 75–100% of shares
Premier Oil E&P Holdings Limited Owns 75–100% of shares
Premier Oil UK Limited Owns 75–100% of shares
Chrysaor Resources (Irish Sea) Limited Owns 75–100% of shares
Harbour Energy Finance Limited Owns 75–100% of shares
Harbour Energy Marketing Limited Owns 75–100% of shares
Harbour Energy Services Limited Owns 75–100% of shares
Viking CCS Limited Owns 75–100% of shares
Harbour Energy CNS (I) Limited Owns 75–100% of shares
Harbour Energy CNS (II) Limited Owns 75–100% of shares
Harbour Energy Facilities Limited Owns 75–100% of shares
Harbour Energy Finance (2) PLC Owns 75–100% of shares
Harbour Energy Holdco Limited Owns 75–100% of shares
Harbour Energy Acquisition Company Limited Owns 75–100% of shares
Harbour Energy Wpuk Limited Owns 75–100% of shares
Harbour Energy Operations Limited Owns 75–100% of shares
Harbour Energy Petroleum Resources Limited Owns 75–100% of shares
Harbour Energy Petroleum Resources 2 Limited Owns 75–100% of shares (as a firm)
Harbour Energy WS Limited Owns 75–100% of shares
Premier Oil Group Holdings Limited Owns 75–100% of shares
Harbour Energy Secretaries Limited Owns 75–100% of shares
Premier Oil Group Limited Holds 75–100% of voting rights
Harbour Energy Central Andaman Limited Owns 75–100% of shares
Premier Oil Andaman I Limited Owns 75–100% of shares
Premier Oil Andaman Limited Owns 75–100% of shares
Premier Oil South Andaman Limited Owns 75–100% of shares

Filings 311

DateDescriptionMade Up ToPagesPDF
5 October 2026Appointment of a director
5 October 2026Termination of appointment of a director
21 August 2026Full accounts31 December 2025
30 April 2026Director's details changed
7 April 2026Confirmation statement with no updates28 March 2026
Show all 311 filings

Some other companies at this address

Chrysaor (U.K.) Alpha Limited
Chrysaor (U.K.) Beta Limited
Chrysaor (U.K.) Britannia Limited
Chrysaor (U.K.) Sigma Limited
Chrysaor (U.K.) Theta Limited
Chrysaor CNS Limited

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