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The above diagram shows the color scheme of the layout in the main result page. The parent entities and officers who have significant controls over the individuals in focus are always inapplicable. The offspring entities and appointments are those entities that the individuals in focus can influence on.

Clicking the links on parent entities or officers, and offspring entities or managed companies will put them in focus and show upstream or downstream connections. In general, ascendant entities can be found by moving toward upstream, and descendant entities are by toward downstream. In this way, progenitor entities such as grandparent companies (parents of parent), sibling companies (children of parent), partner companies (parents of child), and progeny entities such as grandchild companies (children of child) can be found easily.

Jump to: Offsprings
Parent entities and officers
Inapplicable
parent relation
Individuals in focus

O'donovan, Martin Donal

child relation
Offspring entities and appointments 44
  • 1
    ARQIVA TELECOMS INVESTMENT LIMITED - now
    NATIONAL GRID TELECOMS INVESTMENT LIMITED - 2008-09-17
    NGG TELECOMS INVESTMENT LIMITED
    - 2005-10-10 03696564
    INTERCEDE 1401 LIMITED
    - 1999-01-28 03696564 03703646... (more)
    Active Corporate (88 parents, 1 offspring)
    Officer
    1999-01-27 ~ 2002-12-20
    IIF 36 - Director → ME
  • 2
    NATGRID FINANCE HOLDINGS LIMITED
    - now 03703643
    NATGRID INVESTMENTS LIMITED - 1999-03-17
    INTERCEDE 1404 LIMITED - 1999-02-18
    Dissolved Corporate (29 parents)
    Officer
    1999-03-25 ~ 2002-12-20
    IIF 43 - Director → ME
  • 3
    NATGRID FINANCE LIMITED
    - now 03696562
    INTERCEDE 1402 LIMITED - 1999-02-04
    Dissolved Corporate (29 parents)
    Officer
    1999-02-19 ~ 2002-12-20
    IIF 29 - Director → ME
  • 4
    NATGRID INVESTMENTS LIMITED
    - now 03737709 03703643
    NG INVESTMENTS (UK) LIMITED - 1999-04-01
    Dissolved Corporate (25 parents)
    Officer
    1999-04-16 ~ 2002-12-20
    IIF 37 - Director → ME
  • 5
    NATIONAL GRID (IRELAND) 1 LIMITED
    FC024177 FC024178
    Converted / Closed Corporate (20 parents)
    Officer
    2002-11-04 ~ 2002-12-20
    IIF 35 - Director → ME
  • 6
    NATIONAL GRID (IRELAND) 2 LIMITED
    FC024178 FC024177
    Converted / Closed Corporate (20 parents)
    Officer
    2002-11-04 ~ 2002-12-20
    IIF 31 - Director → ME
  • 7
    NATIONAL GRID (US) HOLDINGS LIMITED
    - now 02630496 03675375... (more)
    ELECCOM LIMITED - 1999-05-28
    INTERCEDE 917 LIMITED - 1991-12-09
    Active Corporate (42 parents, 3 offsprings)
    Officer
    1999-06-03 ~ 2002-12-20
    IIF 20 - Director → ME
  • 8
    NATIONAL GRID (US) INVESTMENTS
    03784527 03784528... (more)
    Dissolved Corporate (27 parents)
    Officer
    1999-06-09 ~ 2002-12-20
    IIF 25 - Director → ME
  • 9
    NATIONAL GRID (US) INVESTMENTS 2 LIMITED - now
    NATIONAL GRID (US) INVESTMENTS 2
    - 2009-03-02 03784528 03867114... (more)
    Dissolved Corporate (34 parents)
    Officer
    1999-06-09 ~ 2002-12-20
    IIF 11 - Director → ME
  • 10
    NATIONAL GRID (US) INVESTMENTS 3
    03867114 03784528... (more)
    Dissolved Corporate (15 parents)
    Officer
    1999-10-22 ~ 2002-12-20
    IIF 27 - Director → ME
  • 11
    NATIONAL GRID (US) INVESTMENTS 4 LIMITED
    03867128 03784528... (more)
    Active Corporate (40 parents, 2 offsprings)
    Officer
    1999-10-22 ~ 2002-12-20
    IIF 41 - Director → ME
  • 12
    NATIONAL GRID (US) PARTNER 1 LIMITED
    04314432 04314442... (more)
    Active Corporate (35 parents, 6 offsprings)
    Officer
    2001-11-28 ~ 2002-12-20
    IIF 19 - Director → ME
  • 13
    NATIONAL GRID (US) PARTNER 2 LIMITED
    04314442 04314432... (more)
    Dissolved Corporate (23 parents)
    Officer
    2001-11-28 ~ 2002-12-20
    IIF 8 - Director → ME
  • 14
    NATIONAL GRID BRAZIL FINANCE
    04023797
    Dissolved Corporate (22 parents)
    Officer
    2000-06-26 ~ 2002-12-20
    IIF 9 - Director → ME
  • 15
    NATIONAL GRID EIGHT
    04221347
    Dissolved Corporate (24 parents)
    Officer
    2001-05-23 ~ 2002-12-20
    IIF 15 - Director → ME
  • 16
    NATIONAL GRID EIGHTEEN LIMITED
    04491072 04547934
    Dissolved Corporate (24 parents)
    Officer
    2002-07-22 ~ 2002-12-20
    IIF 23 - Director → ME
  • 17
    NATIONAL GRID ELEVEN
    04350916
    Dissolved Corporate (24 parents)
    Officer
    2002-01-18 ~ 2002-12-20
    IIF 44 - Director → ME
  • 18
    NATIONAL GRID FIFTEEN LIMITED
    04492534
    Dissolved Corporate (21 parents)
    Officer
    2002-07-23 ~ 2002-12-20
    IIF 2 - Director → ME
  • 19
    NATIONAL GRID FIVE LIMITED
    - now 03932784
    INTERCEDE 1573 LIMITED - 2000-06-12
    Dissolved Corporate (28 parents)
    Officer
    2000-06-27 ~ 2002-12-20
    IIF 39 - Director → ME
  • 20
    NATIONAL GRID FOURTEEN LIMITED
    04382950 04611486
    Dissolved Corporate (30 parents)
    Officer
    2002-02-28 ~ 2002-12-20
    IIF 14 - Director → ME
  • 21
    NATIONAL GRID GOLD LIMITED
    03894139
    Dissolved Corporate (21 parents)
    Officer
    1999-12-09 ~ 2002-12-20
    IIF 7 - Director → ME
  • 22
    NATIONAL GRID HOLDINGS LIMITED
    - now 03096772 03741098... (more)
    NGG LIMITED - 1999-03-25
    INTERCEDE 1146 LIMITED - 1995-10-26
    Active Corporate (47 parents, 8 offsprings)
    Officer
    2001-07-23 ~ 2002-12-20
    IIF 42 - Director → ME
  • 23
    NATIONAL GRID HOLDINGS ONE PLC
    - now 02367004
    NATIONAL GRID GROUP PLC - 2002-01-31
    THE NATIONAL GRID GROUP PLC - 2000-07-27
    THE NATIONAL GRID HOLDING PLC - 1995-11-17
    Active Corporate (98 parents, 19 offsprings)
    Officer
    2002-03-12 ~ 2002-12-20
    IIF 28 - Director → ME
  • 24
    NATIONAL GRID INDUS B.V.
    FC023055
    Converted / Closed Corporate (17 parents)
    Officer
    2001-03-09 ~ 2002-12-20
    IIF 38 - Director → ME
  • 25
    NATIONAL GRID NINE LIMITED
    - now 03932773
    NGH 2 LIMITED - 2001-05-22
    INTERCEDE 1563 LIMITED - 2000-05-22
    Dissolved Corporate (28 parents)
    Officer
    2001-05-23 ~ 2002-12-20
    IIF 26 - Director → ME
  • 26
    NATIONAL GRID NINETEEN LIMITED
    04547934 04491072
    Dissolved Corporate (18 parents)
    Officer
    2002-09-27 ~ 2002-12-20
    IIF 5 - Director → ME
  • 27
    NATIONAL GRID ONE LIMITED
    - now 03837074
    INTERCEDE 1481 LIMITED - 1999-10-18
    Dissolved Corporate (15 parents)
    Officer
    1999-11-03 ~ 2002-12-20
    IIF 17 - Director → ME
  • 28
    NATIONAL GRID OVERSEAS LIMITED
    - now 02444202
    NGC INTERNATIONAL LIMITED
    - 1998-02-04 02444202
    INTERCEDE 748 LIMITED - 1990-01-18
    Dissolved Corporate (27 parents)
    Officer
    1995-03-16 ~ 2002-12-20
    IIF 34 - Director → ME
  • 29
    NATIONAL GRID OVERSEAS TWO LIMITED
    - now 03932792
    INTERCEDE 1574 LIMITED - 2000-06-12
    Dissolved Corporate (17 parents)
    Officer
    2000-06-27 ~ 2002-12-20
    IIF 1 - Director → ME
  • 30
    NATIONAL GRID SEVEN LIMITED
    - now 04122358
    INTERCEDE 1655 LIMITED - 2001-01-05
    Dissolved Corporate (28 parents)
    Officer
    2001-01-11 ~ 2002-12-20
    IIF 21 - Director → ME
  • 31
    NATIONAL GRID SEVENTEEN LIMITED
    04492598
    Dissolved Corporate (30 parents)
    Officer
    2002-07-23 ~ 2002-12-20
    IIF 32 - Director → ME
  • 32
    NATIONAL GRID SIX LIMITED
    - now 04056294
    INTERCEDE 1629 LIMITED - 2000-11-21
    Dissolved Corporate (26 parents)
    Officer
    2000-11-22 ~ 2002-12-20
    IIF 30 - Director → ME
  • 33
    NATIONAL GRID SIXTEEN LIMITED
    04492574
    Dissolved Corporate (21 parents)
    Officer
    2002-07-23 ~ 2002-12-20
    IIF 40 - Director → ME
  • 34
    NATIONAL GRID TEN
    04341097
    Dissolved Corporate (27 parents)
    Officer
    2001-12-20 ~ 2002-12-20
    IIF 3 - Director → ME
  • 35
    NATIONAL GRID TWELVE LIMITED
    04355616
    Active Corporate (34 parents)
    Officer
    2002-01-18 ~ 2002-12-20
    IIF 6 - Director → ME
  • 36
    NATIONAL GRID TWENTY LIMITED
    04547949
    Dissolved Corporate (18 parents)
    Officer
    2002-09-27 ~ 2002-12-20
    IIF 24 - Director → ME
  • 37
    NATIONAL GRID TWENTY-ONE LIMITED
    04547956 08116471... (more)
    Dissolved Corporate (18 parents)
    Officer
    2002-09-27 ~ 2002-12-20
    IIF 4 - Director → ME
  • 38
    NATIONAL GRID TWO LIMITED
    - now 03875211
    INTERCEDE 1501 LIMITED - 2000-02-18
    Dissolved Corporate (16 parents)
    Officer
    2000-03-06 ~ 2002-12-20
    IIF 16 - Director → ME
  • 39
    NGC INDUS LIMITED
    - now 02444274
    NORTH WALES PUMPED STORAGE LIMITED - 1996-04-19
    INTERCEDE 747 LIMITED - 1990-01-18
    Dissolved Corporate (13 parents)
    Officer
    1996-06-05 ~ 2000-05-15
    IIF 12 - Director → ME
  • 40
    NGC TWO LIMITED
    - now 02537095
    INTERCEDE 870 LIMITED - 1991-04-30
    Dissolved Corporate (25 parents)
    Officer
    2000-06-19 ~ 2002-12-20
    IIF 22 - Director → ME
  • 41
    NGC ZAMBIA LIMITED
    - now 02536499
    GEMSTONE SYSTEMS LIMITED - 1997-11-07
    INTERCEDE 848 LIMITED - 1991-02-27
    Dissolved Corporate (13 parents)
    Officer
    1997-11-18 ~ 2000-05-15
    IIF 10 - Director → ME
  • 42
    NGG FINANCE PLC
    - now 04220381
    INTERCEDE 1723 LIMITED - 2001-07-24
    Active Corporate (35 parents)
    Officer
    2001-07-25 ~ 2002-12-20
    IIF 13 - Director → ME
  • 43
    NGG TELECOMS HOLDINGS LIMITED
    - now 03703629
    INTERCEDE 1409 LIMITED - 1999-03-17
    Dissolved Corporate (33 parents)
    Officer
    2001-07-23 ~ 2002-12-20
    IIF 33 - Director → ME
  • 44
    THE NATIONAL GRID INVESTMENTS COMPANY
    - now 02579065
    THE NATIONAL GRID INVESTMENTS (IRELAND) COMPANY
    - 1995-04-05 02579065
    THE SILVERWOLF COMPANY
    - 1991-10-28 02579065
    Dissolved Corporate (37 parents)
    Officer
    (before 1992-02-01) ~ 2002-12-20
    IIF 18 - Director → ME

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Contains public sector information retrieved at 14 July 2026 and licensed under the Open Government Licence v3.0.