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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.

Parent entities and officers
Inapplicable
parent relation
Individuals in focus

Michael Philip Bossick

child relation
Offspring entities and appointments
Active 3
  • 1
    RIO TINTO FINANCE HOLDINGS LIMITED - 2013-08-20
    RIO TINTO CANADIAN HOLDINGS LIMITED - 2003-04-02
    R.T.Z. CANADIAN HOLDINGS LIMITED - 1997-06-23
    6 St James's Square, London
    Dissolved Corporate (4 parents)
    Officer
    2017-05-05 ~ dissolved
    IIF 43 - Director → ME
  • 2
    R.T.Z. PENSION FUND TRUSTEES LIMITED - 1997-06-12
    6 St James's Square, London
    Active Corporate (7 parents)
    Officer
    2019-12-01 ~ now
    IIF 2 - Director → ME
  • 3
    RIO TINTO URANIUM LIMITED - 2011-10-03
    6 St James's Square, London
    Dissolved Corporate (6 parents)
    Officer
    2017-05-05 ~ dissolved
    IIF 50 - Director → ME
Ceased 40
  • 1
    2 Eastbourne Terrace, London, United Kingdom
    Dissolved Corporate (3 parents)
    Officer
    2013-05-20 ~ 2013-07-24
    IIF 27 - Director → ME
  • 2
    RIO TINTO NAMIBIAN HOLDINGS LIMITED - 2019-12-13
    RTZ NAMIBIAN HOLDINGS LIMITED - 1997-06-02
    Unit 794 Salisbury House 29 Finsbury Circus, London, United Kingdom
    Active Corporate (5 parents)
    Equity (Company account)
    Retained earnings (accumulated losses)
    16,567 USD2024-12-30
    Officer
    2013-05-20 ~ 2013-07-24
    IIF 13 - Director → ME
    2017-05-05 ~ 2019-04-19
    IIF 41 - Director → ME
  • 3
    RIO TINTO PERU LIMITED - 2023-08-25
    4th Floor The Charlotte Building, 17 Gresse Street, London, United Kingdom
    Active Corporate (7 parents, 1 offspring)
    Officer
    2013-05-20 ~ 2013-07-24
    IIF 6 - Director → ME
  • 4
    RIO TINTO ALUMINIUM HOLDINGS LIMITED - 2006-11-06
    R.T.Z. ALUMINIUM HOLDINGS LIMITED - 1997-07-08
    2 Eastbourne Terrace, London
    Dissolved Corporate (3 parents)
    Officer
    2013-05-20 ~ 2013-07-24
    IIF 15 - Director → ME
  • 5
    R.T.Z. AUSTRALIA HOLDINGS LIMITED - 1997-06-23
    6 St James's Square, London
    Active Corporate (5 parents)
    Officer
    2017-05-05 ~ 2019-04-19
    IIF 55 - Director → ME
    2013-05-20 ~ 2013-07-24
    IIF 24 - Director → ME
  • 6
    ORLINPOINT LIMITED - 2012-03-20
    6 St James's Square, London
    Active Corporate (4 parents)
    Officer
    2013-05-20 ~ 2013-07-24
    IIF 3 - Director → ME
    2017-05-05 ~ 2019-04-19
    IIF 34 - Director → ME
  • 7
    SUMMERWAND LIMITED - 2004-02-03
    6 St James's Square, London
    Dissolved Corporate (4 parents)
    Officer
    2017-05-05 ~ 2019-04-19
    IIF 40 - Director → ME
    2013-05-20 ~ 2013-07-24
    IIF 23 - Director → ME
  • 8
    SUMMERVANISH LIMITED - 2004-01-21
    6 St James's Square, London
    Dissolved Corporate (4 parents)
    Officer
    2017-05-05 ~ 2019-04-19
    IIF 49 - Director → ME
  • 9
    6 St James's Square, London, United Kingdom
    Dissolved Corporate (3 parents)
    Officer
    2013-05-20 ~ 2013-07-24
    IIF 17 - Director → ME
  • 10
    Welplaatweg 104 3197 Ks, Botlek Rotterdam, Rotterdam, 3197ks, Netherlands
    Active Corporate (2 parents)
    Officer
    2018-02-08 ~ 2019-04-19
    IIF 63 - Director → ME
  • 11
    ADAMARA LIMITED - 2013-07-05
    RIO TINTO ENERGY LIMITED - 2013-05-29
    JAKHAU HOLDINGS LIMITED - 2006-11-28
    6 St James's Square, London, United Kingdom
    Active Corporate (4 parents)
    Officer
    2013-05-20 ~ 2013-07-24
    IIF 26 - Director → ME
    2017-05-05 ~ 2019-04-19
    IIF 57 - Director → ME
  • 12
    RTZ EUROPEAN HOLDINGS LIMITED - 1997-06-12
    R.T.Z.BRITAIN FINANCE LIMITED - 1987-05-06
    6 St James's Square, London
    Active Corporate (6 parents, 8 offsprings)
    Officer
    2017-05-05 ~ 2019-04-19
    IIF 46 - Director → ME
    2013-05-20 ~ 2013-07-24
    IIF 4 - Director → ME
  • 13
    RIO TINTO FINANCE HOLDINGS LIMITED - 2013-08-20
    RIO TINTO CANADIAN HOLDINGS LIMITED - 2003-04-02
    R.T.Z. CANADIAN HOLDINGS LIMITED - 1997-06-23
    6 St James's Square, London
    Dissolved Corporate (4 parents)
    Officer
    2013-05-20 ~ 2013-07-24
    IIF 19 - Director → ME
  • 14
    RIO TINTO (COMMERCIAL PAPER) PLC - 2012-03-05
    6 St James's Square, London
    Active Corporate (6 parents)
    Officer
    2017-04-28 ~ 2019-04-19
    IIF 48 - Director → ME
    2013-05-20 ~ 2013-07-24
    IIF 8 - Director → ME
  • 15
    RTZ FINANCE PLC - 1997-06-12
    6 St James's Square, London
    Active Corporate (6 parents)
    Officer
    2017-05-02 ~ 2019-04-19
    IIF 42 - Director → ME
    2013-05-20 ~ 2013-07-24
    IIF 22 - Director → ME
  • 16
    RTZ INDONESIAN HOLDINGS LIMITED - 1997-06-23
    6 St James's Square, London
    Active Corporate (4 parents)
    Officer
    2013-05-20 ~ 2013-07-24
    IIF 5 - Director → ME
  • 17
    R.T.Z. INTERNATIONAL HOLDINGS LIMITED - 1997-06-12
    BARRIER CORPORATION LIMITED (THE) - 1978-12-31
    6 St James's Square, London, United Kingdom
    Active Corporate (6 parents, 31 offsprings)
    Officer
    2017-05-05 ~ 2019-04-19
    IIF 60 - Director → ME
    2013-05-20 ~ 2013-07-24
    IIF 10 - Director → ME
  • 18
    SELTRUST INVESTMENTS,LIMITED - 1989-07-21
    6 St James's Square, London
    Dissolved Corporate (3 parents)
    Officer
    2013-05-20 ~ 2013-07-24
    IIF 9 - Director → ME
  • 19
    RTZ LIMITED - 1997-05-30
    R.T.Z.SERVICES LIMITED - 1986-01-01
    6 St James's Square, London, United Kingdom
    Active Corporate (6 parents, 4 offsprings)
    Officer
    2017-05-05 ~ 2019-04-19
    IIF 58 - Director → ME
    2013-05-20 ~ 2013-07-24
    IIF 21 - Director → ME
  • 20
    RIO TINTO RESOURCE DEVELOPMENT LIMITED - 1999-11-18
    RTZ RESOURCE DEVELOPMENT LIMITED - 1997-06-02
    6 St James's Square, London
    Dissolved Corporate (4 parents)
    Officer
    2018-08-15 ~ 2019-04-19
    IIF 36 - Director → ME
  • 21
    R.T.Z. METALS LIMITED - 1997-06-12
    R.T.Z. BRISTOL LIMITED - 1983-12-01
    IMPERIAL SMELTING CORPORATION(N.S.C.)LIMITED - 1981-12-31
    6 St James's Square, London
    Active Corporate (5 parents, 3 offsprings)
    Officer
    2013-05-20 ~ 2013-07-24
    IIF 18 - Director → ME
    2017-05-05 ~ 2019-04-19
    IIF 33 - Director → ME
  • 22
    BP MINERALS DEVELOPMENT LIMITED - 1989-07-12
    BP MINERALS INTERNATIONAL LIMITED - 1988-07-07
    SELECTION TRUST LIMITED - 1982-08-16
    6 St James's Square, London
    Active Corporate (5 parents, 1 offspring)
    Officer
    2013-05-20 ~ 2013-07-24
    IIF 14 - Director → ME
  • 23
    R.T.Z. NOMINEES LIMITED - 1997-06-05
    6 St James's Square, London, United Kingdom
    Active Corporate (5 parents)
    Officer
    2017-05-05 ~ 2019-04-19
    IIF 62 - Director → ME
  • 24
    6 St James's Square, London
    Active Corporate (5 parents)
    Officer
    2017-02-06 ~ 2019-04-19
    IIF 44 - Director → ME
  • 25
    R.T.Z.OVERSEAS HOLDINGS LIMITED - 1997-06-12
    6 St James's Square, London
    Active Corporate (5 parents)
    Officer
    2013-05-20 ~ 2013-07-24
    IIF 11 - Director → ME
    2017-05-05 ~ 2019-04-19
    IIF 38 - Director → ME
  • 26
    6 St James's Square, London
    Dissolved Corporate (3 parents)
    Officer
    2016-03-01 ~ 2019-04-30
    IIF 39 - Director → ME
    Person with significant control
    2018-12-31 ~ 2019-04-30
    IIF 1 - Ownership of voting rights - 75% or more with control over the trustees of a trust OE
  • 27
    R.T.Z. PENSION FUND TRUSTEES LIMITED - 1997-06-12
    6 St James's Square, London
    Active Corporate (7 parents)
    Officer
    2017-01-01 ~ 2019-04-30
    IIF 47 - Director → ME
  • 28
    R.T.Z. PENSION INVESTMENTS LIMITED - 1997-06-25
    6 St James's Square, London
    Dissolved Corporate (4 parents)
    Officer
    2017-05-05 ~ 2019-04-19
    IIF 52 - Director → ME
  • 29
    6 St James's Square, London, United Kingdom
    Dissolved Corporate (3 parents)
    Officer
    2013-05-20 ~ 2013-07-24
    IIF 12 - Director → ME
  • 30
    FRONTIER GREEN RESOURCES LIMITED - 2010-08-20
    6 St James's Square, London
    Active Corporate (4 parents, 2 offsprings)
    Officer
    2013-05-20 ~ 2013-07-24
    IIF 25 - Director → ME
  • 31
    6 St James's Square, London
    Active Corporate (6 parents, 1 offspring)
    Officer
    2017-05-05 ~ 2019-04-19
    IIF 37 - Director → ME
    2013-05-20 ~ 2013-07-24
    IIF 16 - Director → ME
  • 32
    6 St James's Square, London
    Active Corporate (4 parents)
    Officer
    2013-05-20 ~ 2013-07-24
    IIF 28 - Director → ME
    2017-05-05 ~ 2019-04-19
    IIF 53 - Director → ME
  • 33
    RIO TINTO MINERAL SERVICES LIMITED - 2011-10-03
    RTZ MINERAL SERVICES LIMITED - 1997-06-09
    HACKREMCO (NO.609) LIMITED - 1990-10-18
    6 St James's Square, London
    Dissolved Corporate (5 parents)
    Officer
    2017-05-05 ~ 2019-04-19
    IIF 51 - Director → ME
  • 34
    RTZ WESTERN HOLDINGS LIMITED - 1997-06-12
    R.T.Z. UNITED KINGDOM HOLDINGS LIMITED - 1990-11-30
    R.T.Z. INVESTMENTS LIMITED - 1978-12-31
    6 St James's Square, London, United Kingdom
    Active Corporate (5 parents, 4 offsprings)
    Officer
    2013-05-20 ~ 2013-07-24
    IIF 7 - Director → ME
    2017-05-05 ~ 2019-04-19
    IIF 59 - Director → ME
  • 35
    6 St James's Square, London
    Active Corporate (4 parents)
    Officer
    2017-05-05 ~ 2019-04-19
    IIF 56 - Director → ME
    2013-05-20 ~ 2013-07-24
    IIF 31 - Director → ME
  • 36
    2 Eastbourne Terrace, London, United Kingdom
    Dissolved Corporate (3 parents)
    Officer
    2013-05-20 ~ 2013-07-24
    IIF 32 - Director → ME
  • 37
    6 St James's Square, London, United Kingdom
    Active Corporate (4 parents)
    Officer
    2017-05-05 ~ 2019-04-19
    IIF 61 - Director → ME
    2013-05-20 ~ 2013-07-24
    IIF 30 - Director → ME
  • 38
    25 Farringdon Street, London
    Dissolved Corporate (4 parents)
    Officer
    2017-05-05 ~ 2019-04-19
    IIF 45 - Director → ME
    2013-07-01 ~ 2013-07-24
    IIF 20 - Director → ME
  • 39
    6 St James's Square, London
    Dissolved Corporate (4 parents)
    Officer
    2013-05-20 ~ 2013-07-24
    IIF 29 - Director → ME
    2017-05-05 ~ 2019-04-19
    IIF 54 - Director → ME
  • 40
    6 St James's Square, London
    Active Corporate (3 parents)
    Officer
    2017-05-05 ~ 2019-04-19
    IIF 35 - Director → ME

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Contains public sector information retrieved at 12 November 2025 and licensed under the Open Government Licence v3.0.