Dounreay Site Restoration Limited

ActiveSC307493 Private limited company
Incorporated
24 August 2006 (20 years)
Previously known as
Dounreay Limited (until 29 November 2006)
This list may be incomplete. See all names on Companies House
Industry
Dormant Company (99999)
Directors
Owned by
The Secretary of State for Energy Security and Net Zero
Accounts type
Audit exemption subsidiary
Region
Scotland
Address
Building D2003
Dounreay
Thurso
Caithness
KW14 7TZ

Filing status

Accounts due
31 December 2026
Last accounts
31 March 2025
Conf. stmt due
11 August 2027
Last conf. stmt
28 July 2026

Officers 2 active

Officer details are public data from the Companies House register.

Director · Appointed 1 September 2024
Also at Research Sites Restoration Limited, Nuclear Restoration Services Limited · more companies
British
Born October 1964 (62)
Reid, Colin Stuart
Secretary · Appointed 1 April 2022
Officer history (50 former)
1 April 2025
Resigned Cook, Neil Robert as Director
1 September 2024
Appointed Fletcher, Robert Andrew as Director
1 September 2024
Resigned Rouse, Mark Jonathan as Director
1 April 2023
Resigned Cran, Barrie Charles as Director
1 April 2023
Resigned Moore, Michael Leslie as Director
1 April 2023
Resigned Haben, Simon Robert as Director
1 April 2023
Resigned Jee, Susan as Director
1 April 2023
Resigned Parry-Jones, Gwen Susan as Director
1 April 2023
Resigned Fletcher, Robert Andrew as Director
1 April 2023
Resigned Vallance, Paul Andrew as Director
1 April 2023
Resigned Haynes, Lawrence John as Director
1 April 2022
Appointed Reid, Colin Stuart as Secretary
31 March 2022
Resigned Bruce, Fiona Jill as Secretary
1 January 2022
Appointed Fletcher, Robert Andrew as Director
1 January 2022
Appointed Haben, Simon Robert as Director
31 December 2021
Resigned Root, William Charles as Director
31 December 2021
Resigned Middlemas, Simon Robert as Director
1 July 2021
Appointed Parry-Jones, Gwen Susan as Director
1 July 2021
Appointed Vallance, Paul Andrew as Director
31 March 2021
Resigned Usher, Samuel Graham as Director
31 March 2021
Resigned Cameron, Graham John as Director
31 March 2021
Appointed Cook, Neil Robert as Director
31 March 2021
Appointed Moore, Michael Leslie as Director
31 March 2021
Appointed Haynes, Lawrence John as Director
31 March 2021
Resigned Douglas, Kenneth Malcolm as Director
26 February 2021
Resigned Sewell, Lesley Frances as Director
4 May 2020
Appointed Rouse, Mark Jonathan as Director
31 March 2020
Resigned Bowen, Simon Christopher as Director
7 January 2020
Appointed Cran, Barrie Charles as Director
7 January 2020
Appointed Cameron, Graham John as Director
25 November 2019
Appointed Sewell, Lesley Frances as Director
20 November 2019
Resigned Beckitt, Stephen as Director
20 November 2019
Appointed Douglas, Kenneth Malcolm as Director
6 November 2019
Resigned Moore, Martin Joseph as Director
1 October 2019
Appointed Jee, Susan as Director
31 March 2019
Resigned Craig, Phillip James as Director
31 March 2019
Resigned Lowe, David Charles as Director
16 November 2018
Appointed Moore, Martin Joseph as Director
22 May 2018
Resigned Watterson, Keith as Director
17 May 2018
Appointed Bruce, Fiona Jill as Secretary
17 May 2018
Resigned Paris, Steven Howard as Secretary
16 June 2017
Resigned Heider, Kenneth James as Director
16 June 2017
Resigned Brown, Craig Wilson as Director
19 May 2017
Resigned Covert, Bruce Claude as Director
16 May 2017
Appointed Usher, Samuel Graham as Director
15 March 2017
Resigned Rouse, Mark Jonathan as Director
1 December 2016
Resigned Craig, Peter John as Secretary
1 December 2016
Appointed Paris, Steven Howard as Secretary
1 December 2016
Appointed Middlemas, Simon Robert as Director
1 December 2016
Resigned Gray, Robert Corken as Director
1 December 2016
Appointed Root, William Charles as Director
31 October 2016
Resigned Gray, Elizabeth as Director
13 May 2016
Resigned Foster, Graeme Russell as Director
31 March 2016
Resigned Gray, James as Director
19 February 2016
Appointed Lowe, David Charles as Director
18 February 2016
Resigned Kury, Robert Francis as Director
1 December 2015
Resigned Hardy, Roger Andrew as Director
1 December 2015
Appointed Bowen, Simon Christopher as Director
30 September 2015
Appointed Craig, Phillip James as Director
24 April 2015
Appointed Brown, Craig Wilson as Director
1 March 2015
Resigned Brown, Craig Wilson as Director
1 March 2015
Appointed Brown, Craig Wilson as Director
1 March 2015
Appointed Gray, James as Director
1 March 2015
Resigned Scullion, Alan Joseph as Director
27 October 2014
Resigned Casper, Jason Lynn as Director
27 October 2014
Appointed Foster, Graeme Russell as Director
27 October 2014
Appointed Heider, Kenneth James as Director
4 July 2014
Appointed Covert, Bruce Claude as Director
4 July 2014
Resigned Mcvay, Charles William as Director
18 April 2014
Appointed Kury, Robert Francis as Director
17 April 2014
Resigned Foss, Dyan Leigh as Director
30 September 2013
Resigned Smith, Malcolm as Director
1 June 2013
Appointed Craig, Peter John as Secretary
31 May 2013
Resigned Colville, Philip John as Secretary
31 May 2013
Resigned Colville, Philip John as Director
1 April 2013
Appointed Casper, Jason Lynn as Director
1 April 2013
Appointed Beckitt, Stephen as Director
1 April 2013
Appointed Watterson, Keith as Director
1 April 2013
Appointed Gray, Robert Corken as Director
1 April 2013
Appointed Mcvay, Charles William as Director
1 April 2013
Appointed Smith, Malcolm as Director
1 April 2013
Appointed Rouse, Mark Jonathan as Director
31 March 2013
Resigned Middlemas, Simon Robert as Director
31 March 2013
Resigned Mitchell, Leslie Arthur, Dr as Director
20 November 2012
1 April 2012
Resigned White, Stephen Henry as Director
1 April 2012
Resigned Wratten, Anthony John as Director
1 April 2012
Appointed Scullion, Alan Joseph as Director
1 April 2012
Appointed Foss, Dyan Leigh as Director
26 March 2012
Appointed Hardy, Roger Andrew as Director
29 September 2011
Appointed Gray, Elizabeth as Director
11 November 2009
Resigned Bayliss, Colin Roy, Doctor as Director
1 April 2008
Appointed Bayliss, Colin Roy, Doctor as Director
1 April 2008
Appointed Mitchell, Leslie Arthur, Dr as Director
1 April 2008
Appointed Colville, Philip John as Director
1 April 2008
Appointed Middlemas, Simon Robert as Director
1 April 2008
Appointed Curtis, Charles David, Professor as Director
1 April 2008
Appointed Wratten, Anthony John as Director
22 October 2007
Appointed Colville, Philip John as Secretary
22 October 2007
Resigned Park, Peter John as Secretary
24 August 2006
Appointed Park, Peter John as Secretary
24 August 2006
Appointed White, Stephen Henry as Director

Ownership 2 active

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

The Secretary of State for Energy Security and Net Zero
Corporate entity · Notified 31 March 2021
Owns 25–50% of shares
Secretary Of State
Corporate entity · Notified 6 April 2016
Owns 75–100% of shares
Holds 75–100% of voting rights
Private Company
Reg. no. 07868218

Group structure 14 companies

Ownership group derived from the Companies House PSC register

Energy, Security and Technology UK Limited
Amentum Clean Energy Limited Owns 75–100% of shares
Alkali Metal Processing Limited Owns 25–50% of shares
Amentum Clean Energy International Limited Owns 75–100% of shares
Fast Reactor Technology Limited Owns 50–75% of shares
PWR Power Projects Limited Owns 25–50% of shares
Amentum E&C Limited Owns 75–100% of shares
Amentum Enterprise Asset Solutions Construction Limited Owns 75–100% of shares
Amentum Enterprise Asset Solutions Limited Owns 75–100% of shares
Amentum International Nuclear Services Limited Owns 75–100% of shares
Cavendish Dounreay Partnership Limited Owns 25–50% of shares
Dounreay Site Restoration Limited This company Owns 75–100% of shares
Energy, Safety and Risk Consultants (UK) Limited Owns 75–100% of shares
National Nuclear Corporation Limited Owns 75–100% of shares

Filings

Recent filings only. See the full history on Companies House

DateDescriptionMade Up ToPagesPDF
2 November 2026Resolutions
1 November 2026Other filing
1 November 2026Other filing
10 August 2026Confirmation statement with no updates28 July 2026
20 January 2026Resolutions
Show all recent filings

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