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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

Semlitz, Stephen Michael

    Related profiles found in government register
  • Semlitz, Stephen Michael
    American born in February 1953

    Resident in United States

    Registered addresses and corresponding companies
  • Semlitz, Stephen Michael
    American commodities trader born in February 1953

    Resident in United States

    Registered addresses and corresponding companies
    • 1 Gracie Square, Apartment 11, New York, Ny 10028, Usa

      IIF 42
  • Semlitz, Stephen Michael
    American company director born in February 1953

    Resident in United States

    Registered addresses and corresponding companies
    • 2nd Floor, Cardinal Place, 100 Victoria Street, London, Greater London, SW1E 5JL, United Kingdom

      IIF 43
    • 2nd Floor, Cardinal Place, 100 Victoria Street, London, SW1E 5JL, England

      IIF 44
    • 2nd Floor, Cardinal Place, 100 Victoria Street, London, SW1E 5JL, United Kingdom

      IIF 45
    • 2nd Floor, Cardinal Place, Victoria Street, London, SW1E 5JL, England

      IIF 46 IIF 47
  • Semlitz, Stephen Michael
    American managing director trading born in February 1953

    Resident in United States

    Registered addresses and corresponding companies
    • 2nd Floor, Cardinal Place, 100 Victoria Street, London, SW1E 5JL, England

      IIF 48
child relation
Offspring entities and appointments 48
  • 1
    ARIEL RE PROPERTY AND CASUALTY - now
    GOLDMAN SACHS PROPERTY AND CASUALTY - 2013-05-15
    GOLDMAN SACHS LONGEVITY MARKETS (U.K.) - 2010-11-10
    J. ARON & COMPANY (U.K.)
    - 2008-08-12 01575437
    J. ARON & COMPANY (U.K.), LIMITED - 1991-12-02
    TRUSHELFCO (NO. 399) LIMITED - 1981-12-31
    10 Fleet Place, London
    Dissolved Corporate (57 parents)
    Officer
    1994-01-28 ~ 1996-11-29
    IIF 42 - Director → ME
  • 2
    ATTFIELDS POWER LIMITED
    11354689
    2nd Floor, Cardinal Place, 100 Victoria Street, London, United Kingdom
    Dissolved Corporate (5 parents)
    Officer
    2018-05-10 ~ dissolved
    IIF 45 - Director → ME
  • 3
    BARTLEY POWER LIMITED
    09343016
    2nd Floor Cardinal Place, 100 Victoria Street, London, United Kingdom
    Active Corporate (14 parents)
    Officer
    2025-01-18 ~ now
    IIF 33 - Director → ME
  • 4
    FLEET TRADE & TRANSPORT LIMITED
    - now 02369964
    BROAD STREET SHIPPING LTD.
    - 1989-08-30 02369964
    TRUSHELFCO (NO. 1422) LIMITED
    - 1989-06-27 02369964 02849098... (more)
    C/o Interpath Ltd, 10 Fleet Place, London
    Liquidation Corporate (34 parents)
    Officer
    ~ 1996-11-29
    IIF 41 - Director → ME
  • 5
    HAMBLE POWER LIMITED
    09342479
    2nd Floor Cardinal Place, 100 Victoria Street, London, United Kingdom
    Active Corporate (14 parents)
    Officer
    2025-01-18 ~ now
    IIF 40 - Director → ME
  • 6
    HARTREE ENVIRONMENTAL PRODUCTS HOLDINGS LIMITED
    - now 15221338
    VERTREE HOLDINGS LIMITED
    - 2025-08-06 15221338
    2nd Floor Cardinal Place, 100 Victoria Street, London, United Kingdom
    Active Corporate (5 parents, 4 offsprings)
    Officer
    2024-11-15 ~ now
    IIF 28 - Director → ME
  • 7
    HARTREE INTERNATIONAL HOLDINGS LIMITED
    - now 12229505
    HARTREE METALS HOLDINGS LIMITED - 2019-12-05
    2nd Floor, Cardinal Place, 100 Victoria Street, London
    Active Corporate (6 parents, 2 offsprings)
    Officer
    2025-11-24 ~ now
    IIF 15 - Director → ME
  • 8
    HARTREE LAND LIMITED
    - now 10982796
    GILWILLY POWER LIMITED
    - 2019-10-11 10982796
    2nd Floor, Cardinal Place, 100 Victoria Street, London
    Active Corporate (7 parents)
    Officer
    2017-09-26 ~ now
    IIF 19 - Director → ME
  • 9
    HARTREE METALLIA (UK) LIMITED
    12798627
    100 Victoria Street, 2nd Floor Cardinal Place, West Building, London, England
    Active Corporate (5 parents)
    Officer
    2020-08-07 ~ now
    IIF 20 - Director → ME
  • 10
    HARTREE MI UK LIMITED
    15612318
    2nd Floor Cardinal Place, 100 Victoria Street, London, United Kingdom
    Active Corporate (9 parents)
    Officer
    2025-11-24 ~ now
    IIF 7 - Director → ME
  • 11
    HARTREE PARTNERS (UK) LIMITED
    - now 03446989
    HESS ENERGY TRADING COMPANY (UK) LIMITED
    - 2015-02-13 03446989
    2nd Floor, Cardinal Place, 100 Victoria Street, London, England
    Active Corporate (10 parents, 5 offsprings)
    Officer
    1997-10-03 ~ now
    IIF 4 - Director → ME
  • 12
    HARTREE PARTNERS ADVISORY SERVICES U.K. LIMITED
    - now 04308190
    HETCO ADVISORY SERVICES U.K. LIMITED
    - 2015-02-13 04308190
    HESS ENERGY COMPANY (UK) LIMITED
    - 2006-08-31 04308190
    2nd Floor, Cardinal Place, 100 Victoria Street, London, England
    Active Corporate (10 parents)
    Officer
    2001-11-05 ~ now
    IIF 2 - Director → ME
  • 13
    HARTREE PARTNERS CAPITAL MANAGEMENT (UK) LIMITED
    10579902
    2nd Floor, Cardinal Place, 100 Victoria Street, London, England
    Active Corporate (6 parents)
    Officer
    2017-01-24 ~ 2017-06-30
    IIF 48 - Director → ME
  • 14
    HARTREE PARTNERS COMMODITIES U.K. LIMITED
    - now 08340079
    HETCO ENERGY COMMODITIES UK LIMITED - 2015-02-13
    HETCO UK DERIVATIVES LIMITED - 2013-01-25
    2nd Floor, Cardinal Place, 100 Victoria Street, London, England
    Active Corporate (5 parents)
    Officer
    2025-01-16 ~ now
    IIF 6 - Director → ME
  • 15
    HARTREE PARTNERS CONSULTING (UK) LIMITED
    11143145
    2nd Floor, Cardinal Place, 100 Victoria Street, London, England
    Active Corporate (8 parents, 5 offsprings)
    Officer
    2018-01-10 ~ now
    IIF 30 - Director → ME
  • 16
    HARTREE PARTNERS EMPLOYEE HOLDINGS LIMITED
    13682240 OC430640... (more)
    2nd Floor Cardinal Place, 100 Victoria Street, London, United Kingdom
    Active Corporate (5 parents)
    Officer
    2021-10-15 ~ now
    IIF 38 - Director → ME
  • 17
    HARTREE PARTNERS LNG 1 LIMITED
    - now 10982746
    SEASCALE POWER LIMITED
    - 2022-08-31 10982746
    2nd Floor, Cardinal Place, 100 Victoria Street, London
    Active Corporate (6 parents)
    Officer
    2017-09-26 ~ now
    IIF 11 - Director → ME
  • 18
    HARTREE PARTNERS POWER & GAS COMPANY (UK) LIMITED
    - now 04308186
    HESS ENERGY POWER & GAS COMPANY (UK) LIMITED
    - 2015-02-13 04308186
    2nd Floor, Cardinal Place, 100 Victoria Street, London, England
    Active Corporate (12 parents, 19 offsprings)
    Officer
    2001-11-05 ~ now
    IIF 27 - Director → ME
  • 19
    HARTREE PARTNERS POWER HOLDINGS (UK) LIMITED
    10013510 16127362
    2nd Floor, Cardinal Place, 100 Victoria Street, London, England
    Active Corporate (6 parents, 7 offsprings)
    Officer
    2016-02-18 ~ now
    IIF 13 - Director → ME
  • 20
    HARTREE PARTNERS POWER HOLDINGS 2 (UK) LIMITED
    16127362 10013510
    2nd Floor Cardinal Place, 100 Victoria Street, London, United Kingdom
    Active Corporate (4 parents, 3 offsprings)
    Officer
    2024-12-10 ~ now
    IIF 23 - Director → ME
  • 21
    HARTREE PARTNERS SECURITIES (UK) LIMITED
    10792718
    2nd Floor, Cardinal Place, 100 Victoria Street, London, United Kingdom
    Active Corporate (6 parents)
    Officer
    2017-05-26 ~ now
    IIF 24 - Director → ME
  • 22
    HARTREE PARTNERS SERVICES 1 LIMITED
    - now 12487925 12487931... (more)
    HARTREE PARTNERS EMPLOYEE SERVICES 1 LIMITED
    - 2020-11-13 12487925 12487931... (more)
    2nd Floor Cardinal Place, 100 Victoria Street, London, United Kingdom
    Active Corporate (4 parents, 1 offspring)
    Officer
    2020-02-27 ~ now
    IIF 12 - Director → ME
  • 23
    HARTREE PARTNERS SERVICES 2 LIMITED
    - now 12487931 12487925... (more)
    HARTREE PARTNERS EMPLOYEE SERVICES 2 LIMITED
    - 2020-11-13 12487931 12487925... (more)
    2nd Floor Cardinal Place, 100 Victoria Street, London, United Kingdom
    Active Corporate (4 parents, 1 offspring)
    Officer
    2020-02-27 ~ now
    IIF 18 - Director → ME
  • 24
    HARTREE PARTNERS SUPPLY (UK) LIMITED
    - now 09283816
    POWERQ LIMITED
    - 2016-03-25 09283816
    2nd Floor, Cardinal Place, 100 Victoria Street, London, England
    Active Corporate (8 parents)
    Officer
    2016-02-08 ~ now
    IIF 1 - Director → ME
  • 25
    HARTREE PARTNERS UK EMPLOYEE LIMITED
    12453021 13682240... (more)
    2nd Floor Cardinal Place, 100 Victoria Street, London, United Kingdom
    Active Corporate (4 parents, 1 offspring)
    Officer
    2020-02-10 ~ now
    IIF 14 - Director → ME
  • 26
    HARTREE PEAKING (HOLDINGS) LIMITED
    - now 10305664 10335196
    LAMBS FIELD LIMITED
    - 2019-10-09 10305664
    2nd Floor, Cardinal Place, 100 Victoria Street, London, England
    Active Corporate (6 parents, 3 offsprings)
    Officer
    2016-08-01 ~ now
    IIF 17 - Director → ME
  • 27
    HARTREE PEAKING 2 (HOLDINGS) LIMITED
    - now 10335196 10305664
    ST HELEN'S POWER LIMITED
    - 2020-05-26 10335196
    2nd Floor, Cardinal Place, 100 Victoria Street, London, England
    Active Corporate (7 parents, 3 offsprings)
    Officer
    2016-08-18 ~ now
    IIF 8 - Director → ME
  • 28
    HARTREE SOLUTIONS (UK) LIMITED
    - now 10013025
    RYDBERG DEVELOPMENT COMPANY LIMITED
    - 2021-11-19 10013025
    2nd Floor, Cardinal Place, 100 Victoria Street, London, England
    Active Corporate (6 parents, 8 offsprings)
    Officer
    2016-02-18 ~ now
    IIF 5 - Director → ME
  • 29
    HARTREE SOLUTIONS LIMITED
    - now 10982714
    ASPATRIA POWER LIMITED
    - 2019-10-10 10982714
    2nd Floor, Cardinal Place, 100 Victoria Street, London, Greater London
    Active Corporate (6 parents, 1 offspring)
    Officer
    2017-09-26 ~ now
    IIF 22 - Director → ME
  • 30
    HARTREE TRADE SERVICES UK LIMITED
    13616910
    2nd Floor Cardinal Place, 100 Victoria Street, London, United Kingdom
    Active Corporate (3 parents)
    Officer
    2021-09-13 ~ now
    IIF 21 - Director → ME
  • 31
    HAVERTON HILL POWER LIMITED
    11354024
    2nd Floor, Cardinal Place, Victoria Street, London, United Kingdom
    Active Corporate (7 parents)
    Officer
    2018-05-10 ~ now
    IIF 29 - Director → ME
  • 32
    HELE MANOR LIMITED
    - now 10132256
    STOR 112 LTD - 2018-08-08
    2nd Floor Cardinal Place, 100 Victoria Street, London, United Kingdom
    Active Corporate (13 parents)
    Officer
    2025-01-18 ~ now
    IIF 39 - Director → ME
  • 33
    HILCOTE POWER LIMITED
    10279808
    2nd Floor Cardinal Place, 100 Victoria Street, London, England
    Dissolved Corporate (9 parents)
    Officer
    2018-07-19 ~ dissolved
    IIF 44 - Director → ME
  • 34
    KEEKLE POWER LIMITED
    09393206
    2nd Floor Cardinal Place, 100 Victoria Street, London, United Kingdom
    Active Corporate (15 parents)
    Officer
    2025-01-18 ~ now
    IIF 34 - Director → ME
  • 35
    KENDAL ROAD POWER LIMITED
    11354529
    2nd Floor, Cardinal Place, 100 Victoria Street, London, Greater London, United Kingdom
    Dissolved Corporate (4 parents)
    Officer
    2018-05-10 ~ dissolved
    IIF 43 - Director → ME
  • 36
    KINGSMOOR POWER LIMITED
    10012989
    2nd Floor, Cardinal Place, 100 Victoria Street, London, England
    Active Corporate (7 parents)
    Officer
    2016-02-18 ~ now
    IIF 3 - Director → ME
  • 37
    KWB POWER LIMITED
    11354543
    2nd Floor, Cardinal Place, 100 Victoria Street, London, United Kingdom
    Active Corporate (7 parents)
    Officer
    2018-05-10 ~ now
    IIF 10 - Director → ME
  • 38
    LAVANT POWER LIMITED
    09342736
    2nd Floor Cardinal Place, 100 Victoria Street, London, United Kingdom
    Active Corporate (14 parents)
    Officer
    2025-01-18 ~ now
    IIF 36 - Director → ME
  • 39
    MAGNUS ASSETS ONE LIMITED
    11214178
    2nd Floor Cardinal Place, 100 Victoria Street, London, United Kingdom
    Active Corporate (12 parents, 9 offsprings)
    Officer
    2025-01-18 ~ now
    IIF 35 - Director → ME
  • 40
    MERLIN PARK POWER LIMITED
    10230626
    2nd Floor Cardinal Place, Victoria Street, London, England
    Dissolved Corporate (9 parents)
    Officer
    2017-09-22 ~ dissolved
    IIF 47 - Director → ME
  • 41
    ROSSINGTON POWER LIMITED
    10313195
    2nd Floor Cardinal Place, 100 Victoria Street, London, United Kingdom
    Active Corporate (13 parents)
    Officer
    2025-01-18 ~ now
    IIF 37 - Director → ME
  • 42
    VERTREE 2551 LIMITED
    15141285 15124891... (more)
    2nd Floor Cardinal Place, 100 Victoria Street, London, England
    Active Corporate (5 parents)
    Officer
    2024-11-15 ~ now
    IIF 16 - Director → ME
  • 43
    VERTREE 2868 LIMITED
    15124891 15141285... (more)
    2nd Floor Cardinal Place, 100 Victoria Street, London, United Kingdom
    Active Corporate (5 parents)
    Officer
    2024-11-15 ~ now
    IIF 31 - Director → ME
  • 44
    VERTREE 4744 LIMITED
    16094280 15141285... (more)
    2nd Floor Cardinal Place, 100 Victoria Street, London, England
    Active Corporate (4 parents)
    Officer
    2024-11-21 ~ now
    IIF 26 - Director → ME
  • 45
    VERTREE ADVISORY SERVICES LIMITED
    15227232
    2nd Floor Cardinal Place, 100 Victoria Street, London, United Kingdom
    Active Corporate (5 parents)
    Officer
    2024-02-15 ~ now
    IIF 32 - Director → ME
  • 46
    VERTREE ENVIRONMENTAL DEVELOPMENT LIMITED
    - now 12531544
    HARTREE ENVIRONMENTAL DEVELOPMENT LIMITED - 2023-03-20
    GREENTREE PARTNERS UPSTREAM LIMITED - 2020-06-30
    2nd Floor Cardinal Place West Building, 100 Victoria Street, London, United Kingdom
    Active Corporate (8 parents, 4 offsprings)
    Officer
    2024-11-15 ~ now
    IIF 9 - Director → ME
  • 47
    VERTREE PARTNERS LIMITED
    - now 12449855
    GREENTREE PARTNERS LIMITED - 2020-06-20
    2nd Floor Cardinal Place, 100 Victoria Street, London, England
    Active Corporate (8 parents)
    Officer
    2024-11-15 ~ now
    IIF 25 - Director → ME
  • 48
    WINCHAM LANE POWER LIMITED
    10343839
    2nd Floor Cardinal Place, Victoria Street, London, England
    Dissolved Corporate (9 parents)
    Officer
    2017-07-10 ~ dissolved
    IIF 46 - Director → ME

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Contains public sector information retrieved at 9 February 2026 and licensed under the Open Government Licence v3.0.