Chrysaor (U.K.) Alpha Limited

Active02374592 Private limited company

Incorporated: 20 April 1989 (37 years)
Previously known as: Conocophillips (U.K.) Alpha Limited (until 1 October 2019)
Conoco (U.K) Alpha Limited (until 21 November 2002)
Canadian Petroleum UK Limited (until 12 January 1999)
Earlier: Canadianoxy North Sea Petroleum Limited
Industry: Extraction of crude petroleum (06100)
Extraction of natural gas (06200)
Directors: Graeme John Davies
Russell Scott
Howard Ralph Landes
Owned by: Chrysaor Production (U.K.) Limited
Accounts type: Full
Region: Greater London
Address: 151 Buckingham Palace Road
London
SW1W 9SZ

Website & contact details

Group website: chrysaor.com
The site of this company’s group or brand.

Filing status

Accounts due: 30 September 2027
Last accounts: 31 December 2025
Conf. stmt due: 3 May 2027
Last conf. stmt: 19 April 2026

Charges

Total: 3
Outstanding: 0
Part satisfied: 0
Satisfied: 3

Officers 4 active

Officer details are public data from the Companies House register.

Davies, Graeme John

Director · Appointed 2 October 2026

Also at Chrysaor (U.K.) Beta Limited, Chrysaor (U.K.) Sigma Limited, Chrysaor (U.K.) Theta Limited · more companies

British

Born May 1983 (43)

Scott, Russell

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)

Harbour Energy Secretaries Limited

Corporate Secretary · Appointed 10 October 2022

Also at Harbour Energy Wpuk Limited, Harbour Energy Central Andaman Limited, Harbour Energy Finance (2) PLC · more companies

Landes, Howard Ralph

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 (69 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

30 September 2019

Resigned King, Terri Gay as Director

30 September 2019

Appointed Osborne, Andrew Jon as Director

30 September 2019

Appointed Kirk, Philip Andrew as Director

30 September 2019

Resigned Wolfe, Patrick as Director

30 September 2019

Resigned Scott, Russell as Director

30 September 2019

Appointed Landes, Howard Ralph as Secretary

30 September 2019

Resigned Grimshaw, David as Secretary

22 May 2019

Appointed Wolfe, Patrick as Director

22 May 2019

Resigned Simpson, Katherine Susan as Director

25 September 2018

Appointed Scott, Russell as Director

25 September 2018

Resigned Stalker, Ross Graham as Director

15 June 2018

Appointed Simpson, Katherine Susan as Director

15 June 2018

Resigned Hastings, Andrew David Richard as Director

5 January 2017

Appointed King, Terri Gay as Director

5 January 2017

Resigned Macklon, Dominic Edward as Director

31 October 2015

Appointed Stalker, Ross Graham as Director

29 October 2015

Resigned Wright, Michael Don as Director

1 August 2015

Appointed Macklon, Dominic Edward as Director

1 August 2015

Resigned Chenier, David Eric as Director

14 August 2014

Resigned Pepin, Jean-Francois Jacques Basile as Secretary

23 April 2014

Resigned Fletcher, Angela Sarah Helen as Secretary

3 July 2013

Resigned Warrender, John Mcandrew as Director

13 May 2013

Appointed Pepin, Jean-Francois Jacques Basile as Secretary

13 May 2013

Appointed Wright, Michael Don as Director

13 May 2013

Resigned Anderson, Robert Hendry as Director

30 April 2012

Resigned Warwick, Paul Cyril as Director

30 April 2012

Resigned Conway, Christopher William as Director

30 April 2012

Resigned Stirrup, Edith Jeannie as Secretary

19 April 2012

Appointed Chenier, David Eric as Director

9 April 2010

Appointed Conway, Christopher William as Director

5 March 2010

Resigned Halliwell, Andrew Roy as Director

31 January 2010

Resigned Fredin, Todd William as Director

9 October 2009

Appointed Hastings, Andrew David Richard as Director

9 October 2009

Resigned Farthing, David Andrew, Vivian as Director

7 September 2009

Appointed Anderson, Robert Hendry as Director

7 September 2009

Resigned Gautrey, Christopher as Director

3 April 2009

Resigned Kennedy, Archibald Wood as Director

3 April 2009

Appointed Warwick, Paul Cyril as Director

14 November 2008

Appointed Warrender, John Mcandrew as Director

14 November 2008

Appointed Farthing, David Andrew, Vivian as Director

1 April 2008

Resigned Ogilvie, David Stewart as Secretary

20 October 2006

Appointed Ogilvie, David Stewart as Secretary

13 October 2006

Resigned Ward, Elaine June as Secretary

5 August 2005

Appointed Halliwell, Andrew Roy as Director

5 August 2005

Appointed Fletcher, Angela Sarah Helen as Secretary

5 August 2005

Resigned Skjervoy, Arild as Director

22 November 2004

Resigned Maxson, Page Frank as Director

22 March 2004

Resigned Halliwell, Andrew Roy as Director

22 March 2004

Appointed Kennedy, Archibald Wood as Director

21 January 2004

Appointed Gautrey, Christopher as Director

14 January 2004

Appointed Halliwell, Andrew Roy as Director

31 December 2003

Resigned Mcmorran, James Deas as Director

31 December 2003

Resigned Ramshaw, Roger Stephen as Director

14 August 2003

Appointed Fredin, Todd William as Director

14 August 2003

Appointed Skjervoy, Arild as Director

14 August 2003

Resigned Theede, Steven Michael as Director

14 August 2003

Appointed Maxson, Page Frank as Director

14 August 2003

Resigned Eriksen, Gisle as Director

14 August 2003

Appointed Mcmorran, James Deas as Director

13 August 2003

Appointed Stirrup, Edith Jeannie as Secretary

13 August 2003

Appointed Grimshaw, David as Secretary

13 August 2003

Appointed Ward, Elaine June as Secretary

13 August 2003

Resigned Stokeld, Michael Philip, Sol as Secretary

3 September 2002

Appointed Ramshaw, Roger Stephen as Director

3 September 2002

Resigned Watkins, George Edward as Director

1 June 2001

Appointed Eriksen, Gisle as Director

1 June 2001

Resigned Bolen, David Paul as Director

1 July 2000

Appointed Theede, Steven Michael as Director

1 July 2000

Resigned Knudson, Thomas Clifford as Director

1 June 2000

Resigned Mcgeachie, Daniel as Director

7 January 1999

Resigned Carter, Stuart James as Secretary

7 January 1999

Resigned Marriott, Gordon Neil as Director

7 January 1999

Appointed Bolen, David Paul as Director

7 January 1999

Appointed Stokeld, Michael Philip, Sol as Secretary

7 January 1999

Appointed Knudson, Thomas Clifford as Director

7 January 1999

Resigned Hughes, Harold William Denis, Dr as Director

7 January 1999

Resigned Boateng, Barbara Abena as Secretary

7 January 1999

Resigned Goulet, Catherine Alice as Secretary

7 January 1999

Resigned Murphy, Laurence as Director

7 January 1999

Resigned Patterson, John as Director

7 January 1999

Resigned Thomas, Timothy James as Director

7 January 1999

Resigned Zaleschuk, Victor Jack as Director

7 January 1999

Appointed Mcgeachie, Daniel as Director

7 January 1999

Appointed Watkins, George Edward as Director

1 January 1999

Resigned Densmore, Wesley Mark as Director

6 March 1998

Appointed Boateng, Barbara Abena as Secretary

31 May 1997

Resigned Hentschel, David Allen as Director

11 April 1997

Appointed Murphy, Laurence as Director

7 March 1997

Appointed Thomas, Timothy James as Director

3 March 1997

Resigned Stuber, Ronald David as Secretary

28 February 1997

Resigned Gunn, Peter Robert Francis as Secretary

28 February 1997

Resigned Gunn, Peter Robert Francis as Director

10 February 1997

Appointed Goulet, Catherine Alice as Secretary

10 February 1997

Appointed Hughes, Harold William Denis, Dr as Director

10 February 1997

Appointed Carter, Stuart James as Secretary

10 February 1997

Appointed Patterson, John as Director

25 November 1996

Resigned Stretch, James Lionel as Director

23 August 1996

Resigned Fitzgerald Ca, Michael John as Director

3 June 1996

Resigned Tyne, Sally Marie as Secretary

1 January 1996

Appointed Hentschel, David Allen as Director

31 December 1995

Resigned Isautier, Bernard Francois Paul as Director

1 December 1995

Appointed Marriott, Gordon Neil as Director

1 December 1995

Appointed Stretch, James Lionel as Director

1 December 1995

Resigned Brading, John Edgar as Director

29 December 1994

Appointed Gunn, Peter Robert Francis as Secretary

18 October 1994

Resigned Parsons, David William as Secretary

18 October 1994

Resigned Parsons, David William as Director

28 February 1994

Resigned Bettelheim, Eric Christopher as Director

1 January 1994

Resigned Rivero, Ramon, Managing Director as Director

26 November 1993

Appointed Parsons, David William as Secretary

26 November 1993

Appointed Parsons, David William as Director

26 November 1993

Appointed Densmore, Wesley Mark as Director

31 October 1993

Resigned Mcwilliams, John Banon as Director

31 October 1993

Resigned Taylor, James Barton as Director

11 June 1993

Appointed Isautier, Bernard Francois Paul as Director

9 May 1993

Resigned Mckee, John Angus as Director

9 May 1993

Appointed Mcwilliams, John Banon as Director

27 January 1993

Appointed Gunn, Peter Robert Francis as Director

29 October 1992

Resigned Quinn, James Stewart as Director

13 May 1992

Resigned Churchill, Caryn Anne as Secretary

Ownership 1 active

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

Chrysaor Production (U.K.) Limited

Corporate entity · Notified 19 April 2022

Owns 75–100% of shares

Holds 75–100% of voting rights

Right to appoint and remove directors

Private Limited Company

Reg. no. 00524868

Former controllers (2)

19 April 2022

Ceased Chrysaor E&P Limited — Has significant influence or control

30 September 2019

Ceased Conocophillips (U.K.) Limited — Owns 75–100% of shares

Group structure 10 companies

Ownership group derived from the Companies House PSC register

Chrysaor Production (U.K.) Limited

Chrysaor (U.K.) Alpha Limited This company Owns 75–100% of shares

Chrysaor (U.K.) Beta Limited Owns 75–100% of shares

Chrysaor (U.K.) Britannia Limited Owns 75–100% of shares

Chrysaor (U.K.) Sigma Limited Owns 75–100% of shares

Chrysaor (U.K.) Theta Limited Owns 75–100% of shares

Chrysaor Developments Limited Owns 75–100% of shares

Chrysaor Petroleum Limited Owns 75–100% of shares

Conocophillips Treasury Limited Owns 75–100% of shares

Harbour Energy Developments Limited Owns 75–100% of shares

Filings 310

Date	Description	Made Up To
5 October 2026	Appointment of a director
5 October 2026	Termination of appointment of a director
29 September 2026	Full accounts	31 December 2025
20 April 2026	Confirmation statement with no updates	19 April 2026
20 April 2026	Director's details changed