The Governance RegisterEdition 2026 · Compiled 12th July 2026

National Grid Electricity Distribution (South Wales) PLC

Company 02366985 Active

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Board DNA

How this board is put together, from the Companies House officer record and Charity Commission trustee records - deterministic, no AI.

8
directors on the board
2.4y median 2.4y
average tenure
3.9y
longest tenure
0
directors past 6 years
0 vs 8 portfolio
first-time directors
0
also govern a charity
1
left in the last 12 months

Where else this board sits

Utilities 32Professional services 9Business services 5Finance 4Dormant 2Property 1Tech and media 1

The sectors these directors govern in elsewhere. This company, and any charity it is the legal face of, are excluded - counting them would just tell you what you are already looking at.

Related organisations

Companies whose board overlaps with this one through the same people. Deterministic, from public records.

Company details

Number02366985
StatusActive
TypePublic Limited Company
Incorporated01/04/1989
AddressAVONBANK, FEEDER ROAD, BRISTOL, BS2 0TB
Accounts next due30/09/2026
Accounts last made up31/03/2025

Industry (SIC)

35130 - Distribution of electricity

Ownership - persons with significant control (1)

  • National Grid Electricity Distribution Network Holdings Limited
    ownership of shares 75-100% voting rights 75-100% right to appoint and remove directors

Officers (48)

  • Quinn, Roisin Anne Director · appointed 2025
  • Beinart, Janette Carolyn Mitchell Director · appointed 2025
  • Sharma, Tanya Joy Director · appointed 2024
  • Hollis, Katie Suzanne Secretary · appointed 2024
  • Dillon, Jennifer Ann Director · appointed 2024
  • Branston, Paul Director · appointed 2023
  • Fussell, Lindsey Director · appointed 2023
  • O’Hara, Cordelia Director · appointed 2023
  • Pettifer, Darren Director · appointed 2022
  • COX, Mark Richard Former Secretary · appointed 2023 · resigned 2024
  • Campbell, Justine Michelle Former Director · appointed 2022 · resigned 2024
  • Barbrook, Laura Sophie Scudamore, Dr Former Director · appointed 2022 · resigned 2024
  • Halladay, Graham Roy Former Director · appointed 2019 · resigned 2026
  • Sleightholm, Alison Jane Former Director · appointed 2018 · resigned 2023
  • Cardew, Anthony John Former Director · appointed 2017 · resigned 2025
  • Spence, William Harold Former Director · appointed 2015 · resigned 2017
  • Williams, Ian Robert Former Director · appointed 2015 · resigned 2022
  • Watts, Clive Royston Former Director · appointed 2014 · resigned 2017
  • Allen, Philip Gerald Former Director · appointed 2013 · resigned 2015
  • Swift, Philip Former Director · appointed 2013 · resigned 2023
  • Fletcher, Maurice Edwin Former Director · appointed 2011 · resigned 2023
  • Klingensmith, Ricky Lee Former Director · appointed 2007 · resigned 2015
  • Harris, David Gene Former Director · appointed 2004 · resigned 2013
  • Jones, Sally Ann Former Secretary · appointed 2001 · resigned 2023
  • Oosthuizen, Daniel Charl Stephanus Former Director · appointed 2001 · resigned 2018
  • Symons, Robert Arthur Former Director · appointed 2000 · resigned 2018
  • Brooker, Michael Peter, Dr Former Director · appointed 1999 · resigned 2001
  • Jones, Christopher Alun Former Director · appointed 1998 · resigned 2000
  • Vaughan, Stephen Gareth Former Director · appointed 1997 · resigned 1998
  • Edwards, Graham Winston Former Director · appointed 1996 · resigned 2001
  • Curtis, Richard Gregory Former Secretary · appointed 1996 · resigned 2001
  • Roberts, John Edward Former Director · appointed 1996 · resigned 1999
  • Miles, Gerwyn John Former Director · appointed 1996 · resigned 2001
  • Hawker, Graham Alfred Former Director · appointed 1996 · resigned 2000
  • Auer, Adrian Richard Former Director · appointed 1995 · resigned 1996
  • Walker, Andrew John Former Director · appointed 1993 · resigned 1996
  • Kendall, David William Former Director · appointed 1993 · resigned 1996
  • Mackey, Michael David Former Director · appointed 1993 · resigned 2000
  • Howard, Kenneth John Former Secretary · resigned 1996
  • Pollard, Vivien Mary Former Director · resigned 1996
  • Jones, David Harold Former Director · resigned 1993
  • Gibbard, David Ronald Former Director · resigned 1996
  • Phillips, Peter John, Sir Former Director · resigned 1996
  • Prosser, David John, Sir Former Director · resigned 1996
  • Samuel, David Byron Former Director · resigned 1993
  • Morgan, Peter William Lloyd Former Director · resigned 1996
  • Evans, John Wynford Former Director · resigned 1995
  • Myring, David Reece Former Director · resigned 1995

Directors and officers on the Companies House record, current and former.

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