Scottish Hydro Electric Transmission PLC

ActiveSC213461 Public limited company

What Scottish Hydro Electric Transmission say about themselves

“We are the owner and operator of the high voltage electricity transmission system for the north of Scotland, powering the clean energy transition and delivering a reliable, efficient network that creates lasting benefits for communities, the economy and the environment.”

— from ssen-transmission.co.uk
Incorporated
4 December 2000 (25 years)
Previously known as
Scottish Hydro Electric Transmission Limited (until 25 October 2012)
Scottish Hydro-Electric Transmission Limited (until 2 February 2007)
Sse Transmission Limited (until 8 March 2001)
Earlier: Dunwilco (848) Limited
Industry
Transmission of electricity (35120)
Directors
James Henry Allen
Owned by
Accounts type
Full
Region
Scotland
Address
Inveralmond House
200 Dunkeld Road
Perth
PH1 3AQ

Filing status

Accounts due
30 September 2027
Last accounts
31 March 2026
Conf. stmt due
15 November 2026
Last conf. stmt
1 November 2025

Charges

Total
1
Outstanding
0
Part satisfied
0
Satisfied
1

Officers 11 active

Officer details are public data from the Companies House register.

Allen, James Henry
Director · Appointed 1 July 2026
British
Born August 1978 (48)
Director · Appointed 1 April 2026
British
Born October 1955 (71)
Mclaughlin, Mark
Secretary · Appointed 1 December 2025
Director · Appointed 25 November 2025
Also at Highland Transmission Bidco Limited, Highland Transmission Holding Limited
Canadian
Born September 1993 (33)
O'Regan, Barry
Director · Appointed 23 June 2025
Irish
Born November 1977
Director · Appointed 1 February 2023
Also at Highview Enterprises Limited · more companies
British
Born June 1964 (62)
Brunning, Charlotte
Director · Appointed 22 December 2022
British
Born April 1986 (40)
Thomazi, Charles
Director · Appointed 30 November 2022
Canadian
Born October 1963 (63)
Director · Appointed 23 February 2021
Also at Scottish and Southern Energy Power Distribution Limited · more companies
British
Born June 1984 (42)
Director · Appointed 31 January 2019
Also at Eastern Green Link 3 Limited, Eastern Green Link 2 Limited, Scottish and Southern Energy Power Distribution Limited · more companies
British
Born November 1971
Director · Appointed 1 October 2002
Also at Neos Networks Limited, Nnxyz Limited · more companies
British
Born April 1963 (63)
Officer history (32 former)
1 July 2026
Resigned Fleming, Ronald Bathgate as Director
1 July 2026
Appointed Allen, James Henry as Director
1 April 2026
Appointed Bruce, Susan Margaret, Dame as Director
31 March 2026
Resigned Steel, Gary Glachan as Director
1 December 2025
Appointed Mclaughlin, Mark as Secretary
1 December 2025
Resigned Hughes Roxburgh, Annette as Secretary
25 November 2025
Appointed Zhangeldin, Amanzhol as Director
23 June 2025
Appointed O'Regan, Barry as Director
23 June 2025
Resigned Mcewen, Rachel as Director
31 October 2024
Resigned Mclaughlin, Mark as Secretary
31 October 2024
Appointed Hughes Roxburgh, Annette as Secretary
1 February 2023
Appointed Sandys, Laura, Ms. as Director
1 February 2023
Resigned Rutherford, David as Director
22 December 2022
Appointed Brunning, Charlotte as Director
10 December 2022
Resigned Lezama, Kerron Kwame as Director
30 November 2022
30 November 2022
Resigned Marshall, Katherine Helen as Director
30 November 2022
Appointed Thomazi, Charles as Director
30 November 2022
30 November 2022
Appointed Fleming, Ronald Bathgate as Director
30 November 2022
Appointed Lezama, Kerron Kwame as Director
30 November 2022
Resigned Rough, Mark Charles as Director
30 November 2022
23 February 2021
Appointed Alkirwi, Mazin as Director
23 February 2021
Appointed Mactaggart, Alexander John Lorne as Director
4 January 2021
Resigned Nicol, Colin Clarke as Director
4 January 2021
Appointed Burchell, Christopher Derek Dyne as Director
1 September 2020
1 April 2020
Appointed Rough, Mark Charles as Director
23 March 2020
Resigned Hogarth, Stuart John as Director
23 January 2020
Resigned Cargill, Dale Neil as Director
28 June 2019
Resigned Borthwick, Alistair John as Director
31 January 2019
Resigned Gardner, David as Director
31 January 2019
Appointed Mcdonald, Robert as Director
7 September 2018
Resigned Kennedy, Steven Alexander as Director
7 September 2018
Appointed Borthwick, Alistair John as Director
14 December 2017
Appointed Marshall, Katherine Helen as Director
14 December 2017
Resigned Mcdonald, Robert as Director
27 May 2016
Appointed Mcewen, Rachel as Director
28 October 2015
Appointed Cargill, Dale Neil as Director
2 June 2015
Appointed Mclaughlin, Mark as Secretary
2 June 2015
Resigned Gettinby, Helen as Secretary
1 June 2015
Appointed Mcdonald, Robert as Director
31 March 2015
Resigned Mcleod, Aileen Elizabeth, Dr as Director
12 December 2014
Resigned Mathieson, Mark William as Director
12 December 2014
Appointed Nicol, Colin Clarke as Director
1 July 2014
Appointed Gettinby, Helen as Secretary
30 June 2014
Resigned Manderson, Lilian as Secretary
1 April 2014
Appointed Rutherford, David as Director
1 April 2014
Appointed Steel, Gary Glachan as Director
16 November 2012
Appointed Gardner, David as Director
12 October 2012
Resigned Funnell, Ian Grant as Director
15 September 2011
Resigned Hood, Colin William as Director
24 January 2011
Appointed Hogarth, Stuart John as Director
24 January 2011
Appointed Mcleod, Aileen Elizabeth, Dr as Director
21 January 2011
Resigned Mcdonald, Robert as Director
30 November 2009
Appointed Mcdonald, Robert as Director
30 November 2009
Appointed Funnell, Ian Grant as Director
22 January 2009
Appointed Manderson, Lilian as Secretary
22 January 2009
Resigned Donnelly, Lawrence John Vincent as Secretary
21 November 2007
Appointed Mathieson, Mark William as Director
1 October 2002
Resigned Marchant, Ian Derek as Director
1 October 2002
Appointed Alexander, Fraser Mcgregor as Director
11 March 2002
Appointed Kennedy, Steven Alexander as Director
20 February 2002
Resigned Laughland, James Graham as Director
19 March 2001
Appointed Marchant, Ian Derek as Director
19 March 2001
Appointed Donnelly, Lawrence John Vincent as Secretary
19 March 2001
Appointed Hood, Colin William as Director
19 March 2001
Appointed Laughland, James Graham as Director
19 March 2001
Resigned D.W. Company Services Limited as Corporate Nominee Secretary
19 March 2001
Resigned D.W. Director 1 Limited as Corporate Nominee Director
19 March 2001
Resigned D.W. Director 2 Limited as Corporate Nominee Director
4 December 2000
Appointed D.W. Company Services Limited as Corporate Nominee Secretary
4 December 2000
Appointed D.W. Director 1 Limited as Corporate Nominee Director
4 December 2000
Appointed D.W. Director 2 Limited as Corporate Nominee Director

Ownership 1 active

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

Corporate entity · Notified 6 April 2016
Owns 75–100% of shares
Holds 75–100% of voting rights
Right to appoint and remove directors
Limited By Shares
Reg. no. Sc213459

Group structure 60 shown

Ownership group derived from the Companies House PSC register

Sse PLC
Hydro Electric Pension Scheme Trustees Limited Owns 75–100% of shares
Neos Networks Limited Owns 25–50% of shares
Atlasconnect Limited DissolvedOwns 75–100% of shares
Drpxyz Limited DissolvedOwns 75–100% of shares
Nnxyz Limited Owns 75–100% of shares
Reach Holdings Group Limited Owns 75–100% of shares
Digital Reach Partners Limited Owns 75–100% of shares
Reach Infrastructure Group Limited Owns 75–100% of shares
Scottish and Southern Energy Power Distribution Limited Owns 75–100% of shares
Scottish Hydro Electric Transmission PLC This company Owns 75–100% of shares
Eastern Green Link 2 Limited Owns 25–50% of shares
Eastern Green Link 3 Limited Owns 25–50% of shares
Ssen Distribution Limited Owns 75–100% of shares
Scottish Hydro Electric Power Distribution PLC Owns 75–100% of shares
Southern Electric Power Distribution PLC Owns 75–100% of shares
Sse Contracting Group Limited Owns 75–100% of shares
Enerveo Limited Owns 75–100% of shares
Pride (Serp) Ltd Owns 25–50% of shares
Sse Utility Services Limited Owns 75–100% of shares
Sse Energy Markets Limited Owns 75–100% of shares
Sse Energy Supply Limited Owns 75–100% of shares
Sse Airtricity Energy Supply (NI) Limited Owns 75–100% of shares
Sse Airtricity Energy Services (NI) Limited Owns 75–100% of shares
Sse Airtricity Gas Supply (NI) Limited Owns 75–100% of shares
The Energy Solutions Group Topco Limited Owns 75–100% of shares
The Energy Solutions Group Midco Limited Owns 75–100% of shares
Sse Enterprise Limited Owns 75–100% of shares
Optimal Power Networks Limited Owns 75–100% of shares
Sse Group Limited Owns 75–100% of shares
Sse Heat Networks Limited Owns 75–100% of shares
Sse Heat Networks (Battersea) Limited Owns 75–100% of shares
Sse Maple Limited Status not confirmedOwns 75–100% of shares
Sse Micro Renewables Limited Owns 75–100% of shares
Sse Production Services Limited Owns 75–100% of shares
Sse Renewables Limited Owns 75–100% of shares
Sse Generation Limited Owns 75–100% of shares
Fearna PSH Limited Owns 25–50% of shares
Tealing Solar Park Limited Owns 75–100% of shares
Sse Renewables International Holdings Limited Owns 75–100% of shares
Sse Renewables Poland Holdings Limited Owns 75–100% of shares
Sse Renewables Offshore Windfarm Holdings Limited Owns 75–100% of shares
Berwick Bank Holdings A Limited Owns 75–100% of shares
Berwick Bank Holdings B Limited Owns 75–100% of shares
Berwick Bank Holdings C Limited Owns 75–100% of shares
Doggerbank Offshore Wind Farm Project 1 Holdco Limited Owns 25–50% of shares
Doggerbank Offshore Wind Farm Project 2 Holdco Limited Owns 25–50% of shares
Doggerbank Offshore Wind Farm Project 3 and 4 Holdco Limited Owns 25–50% of shares
Greater Gabbard Offshore Winds Limited Owns 25–50% of shares
Green H2 Developments Hold Co Ltd Owns 25–50% of shares
North Falls Offshore Wind Farm Holdco Limited Owns 25–50% of shares
Ossian Offshore Wind Farm Holdings Limited Owns 25–50% of shares
And 1 more
Sse Renewables Onshore Windfarm Holdings Limited Owns 75–100% of shares
Sse Renewables Solar & Battery Holdings Limited Owns 75–100% of shares
Sse Retail Limited Owns 75–100% of shares
Sse Services PLC Owns 75–100% of shares
Sse Ows Glasgow Limited Owns 75–100% of shares
Sse Southern Group Trustee Limited Owns 75–100% of shares
Sse Trustees Limited Owns 75–100% of shares
Sse(se) Quest Trustee Limited Owns 75–100% of shares
And 5 more

Filings 161

DateDescriptionMade Up ToPagesPDF
13 August 2026Full accounts31 March 2026
1 July 2026Termination of appointment of a director
1 July 2026Appointment of a director
7 April 2026Termination of appointment of a director
7 April 2026Appointment of a director
Show all 161 filings

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