National Grid Carbon Limited

Active03932833 Private limited company

Incorporated: 24 February 2000 (26 years)
Previously known as: Netmap Limited (until 20 February 2009)
NGH 1 Limited (until 27 July 2001)
Intercede 1562 Limited (until 22 May 2000)
Industry: Dormant Company (99999)
Directors: Rebecca Sedler
Alistair Mark Todd
Owned by: National Grid Holdings One PLC
Accounts type: Full
Region: Greater London
Address: 1 - 3 Strand
London
WC2N 5EH

Filing status

Accounts due: 31 December 2027
Last accounts: 30 June 2026
Conf. stmt due: 13 August 2027
Last conf. stmt: 30 July 2026

Officers 3 active

Officer details are public data from the Companies House register.

Director · Appointed 30 September 2025

Also at National Grid Lion Link Limited, Britned Development Limited, National Grid Distributed Energy Limited · more companies

British

Born December 1977 (48)

Todd, Alistair Mark

Director · Appointed 30 September 2025

Also at Birch Sites Limited, National Grid Property Holdings Limited, National Grid Twenty Eight Limited · more companies

British

Born November 1975

Hollis, Katie Suzanne

Secretary · Appointed 6 November 2023

Officer history (31 former)

30 September 2025

Appointed Todd, Alistair Mark as Director

30 September 2025

Resigned Culkin, Simon Ross as Director

30 September 2025

Appointed Sedler, Rebecca as Director

16 September 2024

Resigned Nieuwenhove, Guy Van as Director

1 December 2023

Appointed Nieuwenhove, Guy Van as Director

6 November 2023

Appointed Hollis, Katie Suzanne as Secretary

26 October 2023

Resigned Hagan, Lawrence as Secretary

2 October 2023

Resigned Benjamin, Andrew James as Director

18 November 2022

Resigned Barnes, Megan as Secretary

1 July 2021

Appointed Benjamin, Andrew James as Director

1 July 2021

Appointed Culkin, Simon Ross as Director

1 July 2021

Resigned Cook, Martin Colin as Director

8 June 2021

Appointed Hagan, Lawrence as Secretary

30 November 2018

Resigned Morgan, Alice as Secretary

30 November 2018

Appointed Barnes, Megan as Secretary

13 July 2018

Resigned Whincup, David George as Secretary

30 November 2017

Resigned Graves, Ian Robert as Director

15 December 2016

Appointed Morgan, Alice as Secretary

1 July 2016

Appointed Graves, Ian Robert as Director

1 July 2016

Resigned Woodall, Christopher Howard as Director

1 July 2016

Resigned Sullivan, Paul James as Director

27 April 2016

Resigned Ramsay, Charlotte Bartholomew as Director

31 March 2016

Resigned Rayner, Heather Maria as Secretary

1 December 2015

Appointed Cook, Martin Colin as Director

1 December 2015

Resigned Foster, Alan Peter as Director

21 September 2015

Appointed Woodall, Christopher Howard as Director

21 September 2015

Resigned Johnson, Paul James as Director

1 May 2015

Appointed Ramsay, Charlotte Bartholomew as Director

30 April 2015

Resigned Hernaman, Paul David as Director

1 October 2014

Appointed Foster, Alan Peter as Director

30 September 2014

Resigned Boreham, Peter John as Director

10 September 2014

Appointed Whincup, David George as Secretary

2 January 2014

Appointed Sullivan, Paul James as Director

2 January 2014

Resigned Mccormick, Terence as Director

30 November 2013

Resigned Forward, David Charles as Secretary

14 November 2013

Appointed Mccormick, Terence as Director

20 September 2013

Resigned Ward, James Gordon as Director

31 October 2012

Appointed Ward, James Gordon as Director

31 October 2012

Resigned Train, Christopher as Director

31 October 2012

Appointed Johnson, Paul James as Director

31 October 2012

Appointed Hernaman, Paul David as Director

26 September 2012

Appointed Rayner, Heather Maria as Secretary

3 September 2012

Appointed Boreham, Peter John as Director

3 September 2012

Resigned Cochrane, John Gregory as Director

25 June 2009

Resigned Forward, David Charles as Director

25 June 2009

Appointed Train, Christopher as Director

25 June 2009

Resigned Flawn, Mark Antony David as Director

25 June 2009

Appointed Cochrane, John Gregory as Director

30 September 2008

Resigned Pettifer, Richard Francis as Director

30 September 2008

Appointed Flawn, Mark Antony David as Director

23 November 2007

Resigned Baker, Helen Alice as Director

8 January 2007

Appointed Baker, Helen Alice as Director

28 May 2004

Resigned Fisher, Yvonne Jane as Secretary

20 December 2002

Appointed Fisher, Yvonne Jane as Secretary

20 December 2002

Appointed Pettifer, Richard Francis as Director

20 December 2002

Resigned Phillips, Paul Nicholas as Director

18 September 2000

Appointed Forward, David Charles as Director

18 September 2000

Appointed Forward, David Charles as Secretary

18 September 2000

Appointed Phillips, Paul Nicholas as Director

18 September 2000

Resigned Mitre Secretaries Limited as Corporate Nominee Secretary

18 September 2000

Resigned Rich, Michael William as Nominee Director

18 September 2000

Resigned Warner, William as Nominee Director

24 February 2000

Appointed Mitre Secretaries Limited as Corporate Nominee Secretary

24 February 2000

Appointed Rich, Michael William as Nominee Director

24 February 2000

Appointed Warner, William as Nominee Director

Ownership 1 active

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

National Grid Holdings One PLC

Corporate entity · Notified 6 April 2016

Owns 75–100% of shares

Holds 75–100% of voting rights

Right to appoint and remove directors

Public Limited Company

Reg. no. 2367004

Group structure 33 shown

Ownership group derived from the Companies House PSC register

National Grid PLC

National Grid (US) Holdings Limited Owns 75–100% of shares

Natgridtw1 Limited Owns 75–100% of shares

National Grid (US) Investments 4 Limited Owns 75–100% of shares

National Grid (US) Partner 1 Limited Owns 75–100% of shares

National Grid Twelve Limited Owns 75–100% of shares

National Grid Holdings One PLC Owns 75–100% of shares

Icelink Interconnector Limited Owns 75–100% of shares

Lattice Group Limited Owns 75–100% of shares

National Grid Commercial Holdings Limited Owns 75–100% of shares

National Grid Energy Metering Limited Owns 75–100% of shares

National Grid Carbon Limited This company Owns 75–100% of shares

Carbon Sentinel Limited Owns 75–100% of shares

National Grid Distributed Energy Limited Owns 75–100% of shares

National Grid Electricity Distribution Holdings Limited Owns 75–100% of shares

National Grid Electricity Distribution PLC Owns 75–100% of shares

National Grid Holdings Limited Owns 75–100% of shares

National Grid Electricity Transmission PLC Owns 75–100% of shares

National Grid International Limited Owns 75–100% of shares

National Grid Hydrogen Limited Owns 75–100% of shares

National Grid Interconnector Holdings Limited Owns 75–100% of shares

Britned Development Limited Owns 25–50% of shares

National Grid Continental Limited Owns 75–100% of shares

National Grid Ifa 2 Limited Owns 75–100% of shares

National Grid Lion Link Limited Owns 75–100% of shares

National Grid Nautilus Limited Owns 75–100% of shares

National Grid North Sea Link Limited Owns 75–100% of shares

National Grid Viking Link Limited Owns 75–100% of shares

Nemo Link Limited Owns 25–50% of shares

National Grid Interconnectors Limited Owns 75–100% of shares

National Grid UK Limited Owns 75–100% of shares

National Grid Ventures Limited Owns 75–100% of shares

NGG Finance PLC Owns 75–100% of shares

Filings 153

Date	Description	Made Up To
2 November 2026	Current accounting period shortened
22 September 2026	Full accounts	30 June 2026
21 September 2026	Previous accounting period extended
30 July 2026	Confirmation statement with updates	30 July 2026
5 June 2026	Statement of capital