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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

Ratnage, Ian Clay

child relation
Offspring entities and appointments 46
  • 1
    CNA UK LIMITED
    - now 00785896
    PEABODY AUSTRALIA LIMITED
    - 2001-02-08 00785896
    RICHARD COSTAIN (HOLDINGS) LIMITED - 1993-05-14
    Dissolved Corporate (30 parents)
    Officer
    2001-01-29 ~ 2008-04-25
    IIF 7 - Director → ME
  • 2
    CNUC(UK) MINING CO. LTD - now
    RIO TINTO NAMIBIAN HOLDINGS LIMITED
    - 2019-12-13 02996686 04986803... (more)
    RTZ NAMIBIAN HOLDINGS LIMITED
    - 1997-06-02 02996686
    Active Corporate (36 parents)
    Officer
    1994-12-05 ~ 2008-04-25
    IIF 34 - Director → ME
  • 3
    CORANI MINING LIMITED
    06469705
    Dissolved Corporate (7 parents)
    Officer
    2008-01-10 ~ 2008-05-02
    IIF 6 - Director → ME
  • 4
    DAREX CAPITAL INC.
    FC020240
    Converted / Closed Corporate (14 parents)
    Officer
    2001-01-29 ~ 2008-04-25
    IIF 32 - Director → ME
  • 5
    IMERYS TALC UK HOLDING LIMITED - now
    RIO TINTO TALC LIMITED
    - 2011-08-31 01599006
    RTZ TALC LIMITED - 1997-06-25
    BORAX & CHEMICALS LIMITED - 1994-01-25
    Active Corporate (33 parents, 1 offspring)
    Officer
    2002-01-24 ~ 2008-04-25
    IIF 31 - Director → ME
  • 6
    LA GRANJA UK HOLDINGS LIMITED - now
    RIO TINTO PERU LIMITED
    - 2023-08-25 05647302
    Active Corporate (32 parents, 1 offspring)
    Officer
    2005-12-15 ~ 2008-04-25
    IIF 29 - Director → ME
  • 7
    PACIFIC FRONTIER RESOURCES LIMITED
    06375633
    Dissolved Corporate (8 parents)
    Officer
    2007-11-22 ~ 2008-04-25
    IIF 25 - Director → ME
  • 8
    RIO TINTO ALUMINIUM MALAYSIA (UK) LIMITED
    06298884
    Dissolved Corporate (11 parents)
    Officer
    2007-07-02 ~ 2008-04-25
    IIF 12 - Director → ME
  • 9
    RIO TINTO AUSTRALIAN HOLDINGS LIMITED
    - now 00464176 04986803... (more)
    R.T.Z. AUSTRALIA HOLDINGS LIMITED
    - 1997-06-23 00464176
    Active Corporate (33 parents)
    Officer
    1993-12-20 ~ 2008-04-25
    IIF 5 - Director → ME
  • 10
    RIO TINTO BAHIA HOLDINGS LIMITED - now
    ORLINPOINT LIMITED
    - 2012-03-20 01338672
    Active Corporate (30 parents)
    Officer
    1999-07-13 ~ 2008-04-25
    IIF 20 - Director → ME
  • 11
    RIO TINTO CHARTERS LIMITED
    05401094
    Dissolved Corporate (20 parents)
    Officer
    2005-04-01 ~ 2008-04-25
    IIF 24 - Director → ME
  • 12
    RIO TINTO CHINA EXPLORATION LIMITED
    05266420 00541213
    Dissolved Corporate (10 parents)
    Officer
    2004-11-24 ~ 2008-04-25
    IIF 23 - Director → ME
  • 13
    RIO TINTO DIAMONDS LIMITED
    05266164
    Dissolved Corporate (43 parents)
    Officer
    2005-03-29 ~ 2006-08-23
    IIF 19 - Director → ME
  • 14
    RIO TINTO ENERGY LIMITED - now
    ADAMARA LIMITED - 2013-07-05
    RIO TINTO ENERGY LIMITED
    - 2013-05-29 05699397
    JAKHAU HOLDINGS LIMITED - 2006-11-28
    Active Corporate (22 parents)
    Officer
    2006-11-30 ~ 2008-04-25
    IIF 9 - Director → ME
  • 15
    RIO TINTO ESCONDIDA LIMITED
    FC014701 FC035125
    Converted / Closed Corporate (11 parents)
    Officer
    1993-12-09 ~ 2008-04-25
    IIF 2 - Director → ME
  • 16
    RIO TINTO EUROPEAN HOLDINGS LIMITED
    - now 00993068 00280423... (more)
    RTZ EUROPEAN HOLDINGS LIMITED
    - 1997-06-12 00993068
    R.T.Z.BRITAIN FINANCE LIMITED - 1987-05-06
    Active Corporate (35 parents, 8 offsprings)
    Officer
    1993-12-21 ~ 2008-04-25
    IIF 27 - Director → ME
  • 17
    RIO TINTO FH LIMITED - now
    RIO TINTO FINANCE HOLDINGS LIMITED
    - 2013-08-20 00339168 01338672... (more)
    RIO TINTO CANADIAN HOLDINGS LIMITED
    - 2003-04-02 00339168 02996686... (more)
    R.T.Z. CANADIAN HOLDINGS LIMITED
    - 1997-06-23 00339168
    Dissolved Corporate (28 parents)
    Officer
    1993-12-20 ~ 2008-04-25
    IIF 35 - Director → ME
  • 18
    RIO TINTO FINANCE & EXPLORATION PLC
    00541213 05266420
    Dissolved Corporate (27 parents)
    Officer
    1993-12-23 ~ 2008-04-25
    IIF 4 - Director → ME
  • 19
    RIO TINTO FINANCE (USA) PLC - now
    RIO TINTO (COMMERCIAL PAPER) PLC
    - 2012-03-05 06287014
    Active Corporate (28 parents)
    Officer
    2007-06-20 ~ 2008-04-25
    IIF 16 - Director → ME
  • 20
    RIO TINTO FINANCE PLC
    - now 00358901 06674364... (more)
    RTZ FINANCE PLC
    - 1997-06-12 00358901
    Active Corporate (35 parents)
    Officer
    1993-10-29 ~ 2008-04-25
    IIF 26 - Director → ME
  • 21
    RIO TINTO HOLDINGS JERSEY LIMITED
    - now FC025309 FC023912
    TINTO HOLDINGS JERSEY LIMITED
    - 2005-04-12 FC025309 FC023912
    Converted / Closed Corporate (10 parents)
    Officer
    2004-07-14 ~ 2008-04-25
    IIF 30 - Director → ME
  • 22
    RIO TINTO INDONESIAN HOLDINGS LIMITED
    - now 03074852 00425864
    RTZ INDONESIAN HOLDINGS LIMITED
    - 1997-06-23 03074852
    Active Corporate (34 parents)
    Officer
    1995-07-10 ~ 2006-09-27
    IIF 39 - Director → ME
  • 23
    RIO TINTO INTERNATIONAL HOLDINGS LIMITED
    - now 00425864 03074852
    R.T.Z. INTERNATIONAL HOLDINGS LIMITED
    - 1997-06-12 00425864
    BARRIER CORPORATION LIMITED (THE) - 1978-12-31
    Active Corporate (36 parents, 34 offsprings)
    Officer
    1993-12-22 ~ 2008-04-25
    IIF 13 - Director → ME
  • 24
    RIO TINTO INVESTMENTS LIMITED
    - now 00359652
    SELTRUST INVESTMENTS,LIMITED - 1989-07-21
    Dissolved Corporate (31 parents)
    Officer
    2001-07-02 ~ 2008-04-25
    IIF 18 - Director → ME
  • 25
    RIO TINTO IRON ORE ATLANTIC LIMITED
    05516177
    Active Corporate (30 parents)
    Officer
    2005-08-18 ~ 2008-04-25
    IIF 44 - Director → ME
  • 26
    RIO TINTO LIHIR HOLDINGS LIMITED
    - now 03010975
    RTZ LIHIR HOLDINGS LIMITED
    - 1997-06-12 03010975
    Dissolved Corporate (17 parents)
    Officer
    1995-01-12 ~ 2006-09-18
    IIF 43 - Director → ME
  • 27
    RIO TINTO LONDON LIMITED
    - now 00460473
    RTZ LIMITED
    - 1997-05-30 00460473 08571728
    R.T.Z.SERVICES LIMITED - 1986-01-01
    Active Corporate (42 parents, 4 offsprings)
    Officer
    1993-12-21 ~ 2008-04-25
    IIF 42 - Director → ME
  • 28
    RIO TINTO METALS LIMITED
    - now 00147115
    R.T.Z. METALS LIMITED
    - 1997-06-12 00147115
    R.T.Z. BRISTOL LIMITED - 1983-12-01
    IMPERIAL SMELTING CORPORATION(N.S.C.)LIMITED - 1981-12-31
    Active Corporate (36 parents, 3 offsprings)
    Officer
    1993-12-10 ~ 2008-04-25
    IIF 21 - Director → ME
  • 29
    RIO TINTO MINERALS DEVELOPMENT LIMITED
    - now 00281218
    BP MINERALS DEVELOPMENT LIMITED - 1989-07-12
    BP MINERALS INTERNATIONAL LIMITED - 1988-07-07
    SELECTION TRUST LIMITED - 1982-08-16
    Active Corporate (47 parents, 1 offspring)
    Officer
    1994-03-31 ~ 2008-04-25
    IIF 40 - Director → ME
  • 30
    RIO TINTO MINING AND EXPLORATION LIMITED
    - now 01305702
    RTZ MINING AND EXPLORATION LIMITED
    - 1997-06-25 01305702
    DELABOLE SLATE LIMITED - 1988-10-14
    PERSKIP LIMITED - 1981-12-31
    Active Corporate (47 parents)
    Officer
    1993-12-15 ~ 2008-04-25
    IIF 22 - Director → ME
  • 31
    RIO TINTO OVERSEAS HOLDINGS LIMITED
    - now 00280423 00993068... (more)
    R.T.Z.OVERSEAS HOLDINGS LIMITED
    - 1997-06-12 00280423
    Active Corporate (34 parents)
    Officer
    1993-12-20 ~ 2008-04-25
    IIF 41 - Director → ME
  • 32
    RIO TINTO PENSION FUND TRUSTEES LIMITED
    - now 00982701 06890898
    R.T.Z. PENSION FUND TRUSTEES LIMITED - 1997-06-12
    Active Corporate (47 parents)
    Officer
    2014-12-01 ~ 2019-11-30
    IIF 46 - Director → ME
  • 33
    RIO TINTO SEVERO ZAPAD LIMITED
    05111539
    Dissolved Corporate (16 parents)
    Officer
    2004-04-26 ~ 2008-04-25
    IIF 11 - Director → ME
  • 34
    RIO TINTO SHIPPING LIMITED
    05269341
    Dissolved Corporate (21 parents)
    Officer
    2004-11-24 ~ 2008-04-25
    IIF 1 - Director → ME
  • 35
    RIO TINTO SIMFER UK LIMITED - now
    FRONTIER GREEN RESOURCES LIMITED
    - 2010-08-20 06375648
    Active Corporate (26 parents, 2 offsprings)
    Officer
    2007-11-22 ~ 2008-04-25
    IIF 45 - Director → ME
  • 36
    RIO TINTO SOUTH EAST ASIA LIMITED
    03699290
    Active Corporate (34 parents, 1 offspring)
    Officer
    1999-01-21 ~ 2008-04-25
    IIF 38 - Director → ME
  • 37
    RIO TINTO URANIUM SERVICES LIMITED - now
    RIO TINTO URANIUM LIMITED
    - 2011-10-03 05548486 02523945
    Dissolved Corporate (23 parents)
    Officer
    2005-08-30 ~ 2008-04-25
    IIF 10 - Director → ME
  • 38
    RIO TINTO VOSTOK LIMITED
    - now 05524741
    RIO TINTO KALI LIMITED
    - 2005-11-02 05524741
    Dissolved Corporate (22 parents)
    Officer
    2005-08-08 ~ 2008-04-25
    IIF 3 - Director → ME
  • 39
    RIO TINTO WESTERN HOLDINGS LIMITED
    - now 00007132
    RTZ WESTERN HOLDINGS LIMITED
    - 1997-06-12 00007132
    R.T.Z. UNITED KINGDOM HOLDINGS LIMITED - 1990-11-30
    R.T.Z. INVESTMENTS LIMITED - 1978-12-31
    Active Corporate (34 parents, 4 offsprings)
    Officer
    1994-01-26 ~ 2008-04-25
    IIF 33 - Director → ME
  • 40
    RTA HOLDCO 1 LIMITED
    06386663 06386659... (more)
    Active Corporate (26 parents)
    Officer
    2007-12-18 ~ 2008-04-25
    IIF 36 - Director → ME
  • 41
    RTA HOLDCO 2 LIMITED
    06386661 06450499... (more)
    Dissolved Corporate (18 parents)
    Officer
    2007-12-18 ~ 2008-04-25
    IIF 15 - Director → ME
  • 42
    RTA HOLDCO 4 LIMITED
    06404791 06450499... (more)
    Active Corporate (25 parents)
    Officer
    2007-11-29 ~ 2008-04-25
    IIF 37 - Director → ME
  • 43
    RTA HOLDCO 6 LIMITED
    06450499 06386659... (more)
    Dissolved Corporate (11 parents)
    Officer
    2007-12-11 ~ 2008-04-25
    IIF 17 - Director → ME
  • 44
    RTA HOLDCO 7 LIMITED
    06454989 06450499... (more)
    Dissolved Corporate (23 parents)
    Officer
    2007-12-17 ~ 2008-04-25
    IIF 28 - Director → ME
  • 45
    TINTO CHANNEL ISLANDS LIMITED
    FC023913
    Converted / Closed Corporate (10 parents)
    Officer
    2003-11-06 ~ 2008-04-25
    IIF 14 - Director → ME
  • 46
    TINTO JERSEY LIMITED
    FC023912 FC025309... (more)
    Converted / Closed Corporate (10 parents)
    Officer
    2002-05-27 ~ 2008-04-25
    IIF 8 - Director → ME

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