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

Mason, Stephen John

    Related profiles found in government register
  • Mason, Stephen John
    British commodity trader born in September 1964

    Resident in United Kingdom

    Registered addresses and corresponding companies
  • Mason, Stephen John
    British company director born in September 1964

    Resident in United Kingdom

    Registered addresses and corresponding companies
  • Mason, Stephen John
    British director born in September 1964

    Resident in United Kingdom

    Registered addresses and corresponding companies
  • Mason, Stephen John
    born in September 1964

    Resident in United Kingdom

    Registered addresses and corresponding companies
    • 16 City Business Centre, Hyde Street, Winchester, SO23 7TA, England

      IIF 64 IIF 65
child relation
Offspring entities and appointments
Active 61
  • 1
    14b, Tower 42, 25 Old Broad Street, London, England
    Corporate (5 parents)
    Equity (Company account)
    Retained earnings (accumulated losses)
    -83,650 GBP2023-12-31
    Officer
    2020-06-19 ~ now
    IIF 48 - director → ME
  • 2
    14b Tower 42, 25 Old Broad Street, London, United Kingdom
    Corporate (4 parents)
    Officer
    2024-05-09 ~ now
    IIF 55 - director → ME
  • 3
    25 Eccleston Place, London, England
    Dissolved corporate (4 parents)
    Officer
    2023-10-10 ~ dissolved
    IIF 9 - director → ME
  • 4
    ASE-F1 SOLAR LIMITED - 2022-03-03
    25 Eccleston Place, London, England
    Dissolved corporate (3 parents)
    Equity (Company account)
    1 GBP2022-12-31
    Officer
    2022-01-26 ~ dissolved
    IIF 57 - director → ME
  • 5
    14b, Tower 42, 25 Old Broad Street, London, England
    Corporate (3 parents, 1 offspring)
    Equity (Company account)
    1 GBP2023-12-31
    Officer
    2022-10-16 ~ now
    IIF 8 - director → ME
  • 6
    14b, Tower 42 25 Old Broad Street, London, England
    Corporate (4 parents, 3 offsprings)
    Equity (Company account)
    -74,243 GBP2022-12-31
    Officer
    2021-06-17 ~ now
    IIF 31 - director → ME
  • 7
    ASE COMMUNITY SOLAR I LIMITED - 2024-07-10
    14b, Tower 42, 25 Old Broad Street, London, England
    Corporate (3 parents, 2 offsprings)
    Equity (Company account)
    1 GBP2023-12-31
    Officer
    2023-10-28 ~ now
    IIF 49 - director → ME
  • 8
    14b, Tower 42, 25 Old Broad Street, London, England
    Corporate (5 parents, 26 offsprings)
    Officer
    2021-05-21 ~ now
    IIF 36 - director → ME
  • 9
    14b, Tower 42, 25 Old Broad Street, London, England
    Corporate (3 parents)
    Equity (Company account)
    Retained earnings (accumulated losses)
    -158,499 GBP2023-12-31
    Officer
    2021-11-02 ~ now
    IIF 7 - director → ME
  • 10
    2nd Floor Cardinal Place, 100 Victoria Street, London, United Kingdom
    Corporate (4 parents)
    Equity (Company account)
    -810,059 GBP2022-09-30
    Officer
    2025-01-18 ~ now
    IIF 21 - director → ME
  • 11
    BRL BIRCHALL GREEN SOLAR FARM LIMITED - 2021-09-30
    14b, Tower 42, 25 Old Broad Street, London, England
    Corporate (3 parents)
    Equity (Company account)
    Retained earnings (accumulated losses)
    -124,731 GBP2023-12-31
    Officer
    2023-06-09 ~ now
    IIF 50 - director → ME
  • 12
    14b, Tower 42, 25 Old Broad Street, London, England
    Corporate (3 parents)
    Equity (Company account)
    Retained earnings (accumulated losses)
    -54,130 GBP2023-12-31
    Officer
    2022-04-19 ~ now
    IIF 53 - director → ME
  • 13
    14b Tower 42, 25 Old Broad Street, London, England
    Corporate (3 parents)
    Officer
    2024-07-03 ~ now
    IIF 52 - director → ME
  • 14
    14b, Tower 42, 25 Old Broad Street, London, England
    Corporate (3 parents)
    Equity (Company account)
    Retained earnings (accumulated losses)
    -104,785 GBP2023-12-31
    Officer
    2022-04-19 ~ now
    IIF 51 - director → ME
  • 15
    ARK SOLAR LIMITED - 2022-03-10
    25 Eccleston Place, London, England
    Dissolved corporate (3 parents)
    Equity (Company account)
    1 GBP2022-12-31
    Officer
    2022-01-26 ~ dissolved
    IIF 58 - director → ME
  • 16
    14b Tower 42, 25 Old Broad Street, London, United Kingdom
    Corporate (3 parents)
    Officer
    2024-07-09 ~ now
    IIF 56 - director → ME
  • 17
    AMPYR SOLAR 3 LIMITED - 2021-06-29
    14b, Tower 42, 25 Old Broad Street, London, England
    Corporate (5 parents)
    Equity (Company account)
    Retained earnings (accumulated losses)
    -86,341 GBP2023-12-31
    Officer
    2020-06-19 ~ now
    IIF 41 - director → ME
  • 18
    100 Victoria Street, 2nd Floor Cardinal Place, West Building, London, United Kingdom
    Corporate (4 parents)
    Officer
    2024-07-08 ~ now
    IIF 3 - director → ME
  • 19
    14b Tower 42, 25 Old Broad Street, London, England
    Corporate (3 parents)
    Officer
    2024-07-02 ~ now
    IIF 42 - director → ME
  • 20
    2nd Floor Cardinal Place, 100 Victoria Street, London, United Kingdom
    Corporate (4 parents)
    Equity (Company account)
    -1,410,175 GBP2022-09-30
    Officer
    2025-01-18 ~ now
    IIF 24 - director → ME
  • 21
    GILWILLY POWER LIMITED - 2019-10-11
    2nd Floor, Cardinal Place, 100 Victoria Street, London
    Corporate (4 parents)
    Equity (Company account)
    100 GBP2018-12-31
    Officer
    2024-07-08 ~ now
    IIF 11 - director → ME
  • 22
    2nd Floor, Cardinal Place, 100 Victoria Street, London, England
    Corporate (3 parents, 5 offsprings)
    Officer
    2024-07-08 ~ now
    IIF 15 - director → ME
  • 23
    2nd Floor Cardinal Place, 100 Victoria Street, London, United Kingdom
    Corporate (3 parents, 3 offsprings)
    Officer
    2024-12-10 ~ now
    IIF 19 - director → ME
  • 24
    POWERQ LIMITED - 2016-03-25
    2nd Floor, Cardinal Place, 100 Victoria Street, London, England
    Corporate (4 parents)
    Total Assets Less Current Liabilities (Company account)
    -4,296 GBP2015-10-31
    Officer
    2024-07-08 ~ now
    IIF 16 - director → ME
  • 25
    LAMBS FIELD LIMITED - 2019-10-09
    2nd Floor, Cardinal Place, 100 Victoria Street, London, England
    Corporate (4 parents, 3 offsprings)
    Equity (Company account)
    100 GBP2019-12-31
    Officer
    2024-07-08 ~ now
    IIF 12 - director → ME
  • 26
    ST HELEN'S POWER LIMITED - 2020-05-26
    2nd Floor, Cardinal Place, 100 Victoria Street, London, England
    Corporate (4 parents, 3 offsprings)
    Officer
    2024-07-08 ~ now
    IIF 17 - director → ME
  • 27
    RYDBERG DEVELOPMENT COMPANY LIMITED - 2021-11-19
    2nd Floor, Cardinal Place, 100 Victoria Street, London, England
    Corporate (4 parents, 6 offsprings)
    Officer
    2024-07-08 ~ now
    IIF 13 - director → ME
  • 28
    HARTREE SOLUTIONS POWER (HOLDINGS) LIMITED - 2021-09-08
    100 Victoria Street, 2nd Floor Cardinal Place, West Building, London, United Kingdom
    Corporate (4 parents)
    Equity (Company account)
    1 GBP2021-12-31
    Officer
    2024-07-08 ~ now
    IIF 6 - director → ME
  • 29
    ASPATRIA POWER LIMITED - 2019-10-10
    2nd Floor, Cardinal Place, 100 Victoria Street, London, Greater London
    Corporate (3 parents)
    Equity (Company account)
    100 GBP2019-12-31
    Officer
    2024-07-08 ~ now
    IIF 10 - director → ME
  • 30
    2nd Floor, Cardinal Place, Victoria Street, London, United Kingdom
    Corporate (4 parents)
    Equity (Company account)
    100 GBP2018-12-31
    Officer
    2024-07-08 ~ now
    IIF 27 - director → ME
  • 31
    STOR 112 LTD - 2018-08-08
    2nd Floor Cardinal Place, 100 Victoria Street, London, United Kingdom
    Corporate (4 parents)
    Equity (Company account)
    -1,522,980 GBP2022-09-29
    Officer
    2025-01-18 ~ now
    IIF 26 - director → ME
  • 32
    14b, Tower 42 25 Old Broad Street, London, England
    Corporate (4 parents)
    Equity (Company account)
    1 GBP2023-12-31
    Officer
    2023-10-12 ~ now
    IIF 44 - director → ME
  • 33
    AMPYR SOLAR 6 LIMITED - 2022-02-07
    14b, Tower 42, 25 Old Broad Street, London, England
    Corporate (7 parents)
    Equity (Company account)
    -37,791 GBP2023-12-31
    Officer
    2021-03-29 ~ now
    IIF 37 - director → ME
  • 34
    2nd Floor Cardinal Place, 100 Victoria Street, London, United Kingdom
    Corporate (4 parents)
    Equity (Company account)
    2,420,308 GBP2022-09-30
    Officer
    2025-01-18 ~ now
    IIF 23 - director → ME
  • 35
    14b, Tower 42, 25 Old Broad Street, London, England
    Corporate (3 parents)
    Equity (Company account)
    Retained earnings (accumulated losses)
    -337,193 GBP2023-12-31
    Officer
    2023-06-08 ~ now
    IIF 40 - director → ME
  • 36
    2nd Floor, Cardinal Place, 100 Victoria Street, London, England
    Corporate (4 parents)
    Officer
    2024-07-08 ~ now
    IIF 14 - director → ME
  • 37
    2nd Floor, Cardinal Place, 100 Victoria Street, London, United Kingdom
    Corporate (4 parents)
    Equity (Company account)
    100 GBP2018-12-31
    Officer
    2024-07-08 ~ now
    IIF 22 - director → ME
  • 38
    2nd Floor Cardinal Place, 100 Victoria Street, London, United Kingdom
    Corporate (4 parents)
    Equity (Company account)
    492,302 GBP2022-09-30
    Officer
    2025-01-18 ~ now
    IIF 18 - director → ME
  • 39
    14b, Tower 42 25 Old Broad Street, London, England
    Corporate (3 parents)
    Equity (Company account)
    Retained earnings (accumulated losses)
    -555,300 GBP2024-06-30
    Officer
    2024-09-30 ~ now
    IIF 34 - director → ME
  • 40
    2nd Floor Cardinal Place, 100 Victoria Street, London, United Kingdom
    Corporate (4 parents, 8 offsprings)
    Equity (Company account)
    -2,112,447 GBP2022-09-30
    Officer
    2025-01-18 ~ now
    IIF 25 - director → ME
  • 41
    14b Tower 42, 25 Old Broad Street, London, United Kingdom
    Corporate (3 parents)
    Officer
    2024-11-27 ~ now
    IIF 54 - director → ME
  • 42
    HOLMSIDE SOLAR FARM LIMITED - 2024-08-12
    BRL HOLMSIDE SOLAR FARM LIMITED - 2021-09-27
    14b, Tower 42, 25 Old Broad Street, London, England
    Corporate (3 parents)
    Equity (Company account)
    Retained earnings (accumulated losses)
    -90,742 GBP2023-12-31
    Officer
    2023-06-09 ~ now
    IIF 32 - director → ME
  • 43
    BRL NORCHARD SOLAR FARM LIMITED - 2021-10-06
    14b, Tower 42, 25 Old Broad Street, London, England
    Corporate (3 parents)
    Equity (Company account)
    Retained earnings (accumulated losses)
    -68,551 GBP2023-12-31
    Officer
    2023-06-09 ~ now
    IIF 38 - director → ME
  • 44
    BRL NORTH NEWTON SOLAR FARM LIMITED - 2021-09-28
    14b, Tower 42, 25 Old Broad Street, London, England
    Corporate (3 parents)
    Equity (Company account)
    Retained earnings (accumulated losses)
    -102,665 GBP2023-12-31
    Officer
    2023-06-09 ~ now
    IIF 33 - director → ME
  • 45
    PENNYMOOR PIT FARM SOLAR LIMITED - 2024-08-12
    14b Tower 42, 25 Old Broad Street, London, England
    Corporate (3 parents)
    Officer
    2024-07-08 ~ now
    IIF 35 - director → ME
  • 46
    100 Victoria Street, 2nd Floor Cardinal Place, West Building, London, United Kingdom
    Corporate (4 parents)
    Officer
    2024-07-08 ~ now
    IIF 4 - director → ME
  • 47
    14b, Tower 42, 25 Old Broad Street, London, England
    Corporate (3 parents)
    Equity (Company account)
    Retained earnings (accumulated losses)
    -244,138 GBP2023-12-31
    Officer
    2022-01-26 ~ now
    IIF 30 - director → ME
  • 48
    Strelley Hall Main Street, Strelley, Nottingham, England
    Corporate (5 parents)
    Officer
    2024-07-08 ~ now
    IIF 60 - director → ME
  • 49
    Strelley Hall Main Street, Strelley, Nottingham, England
    Corporate (5 parents, 3 offsprings)
    Officer
    2024-07-08 ~ now
    IIF 61 - director → ME
  • 50
    Strelley Hall Main Street, Strelley, Nottingham, England
    Corporate (5 parents)
    Officer
    2024-07-08 ~ now
    IIF 59 - director → ME
  • 51
    Strelley Hall, Main Street, Strelley, Nottingham, England
    Corporate (5 parents)
    Officer
    2024-07-08 ~ now
    IIF 62 - director → ME
  • 52
    2nd Floor Cardinal Place, 100 Victoria Street, London, United Kingdom
    Corporate (4 parents)
    Equity (Company account)
    -355,113 GBP2022-09-29
    Officer
    2025-01-18 ~ now
    IIF 20 - director → ME
  • 53
    100 Victoria Street, 2nd Floor Cardinal Place, West Building, London, United Kingdom
    Corporate (4 parents)
    Officer
    2024-07-08 ~ now
    IIF 2 - director → ME
  • 54
    AMPYR SOLAR 2 LIMITED - 2021-05-06
    14b, Tower 42, 25 Old Broad Street, London, England
    Corporate (5 parents)
    Equity (Company account)
    Retained earnings (accumulated losses)
    -385,516 GBP2023-12-31
    Officer
    2020-06-19 ~ now
    IIF 39 - director → ME
  • 55
    AITHRIE NET ZERO LIMITED - 2025-03-07
    AMPYR SOLAR 4 LIMITED - 2021-07-13
    14b, Tower 42, 25 Old Broad Street, London, England
    Corporate (5 parents)
    Equity (Company account)
    Retained earnings (accumulated losses)
    -242,615 GBP2023-12-31
    Officer
    2021-03-29 ~ now
    IIF 43 - director → ME
  • 56
    14b, Tower 42, 25 Old Broad Street, London, England
    Corporate (3 parents)
    Equity (Company account)
    Retained earnings (accumulated losses)
    -236,532 GBP2023-12-31
    Officer
    2022-01-26 ~ now
    IIF 45 - director → ME
  • 57
    LKAB POWER LIMITED - 2021-09-10
    100 Victoria Street, 2nd Floor Cardinal Place, West Building, London, United Kingdom
    Corporate (4 parents)
    Equity (Company account)
    1 GBP2020-12-31
    Officer
    2024-07-08 ~ now
    IIF 5 - director → ME
  • 58
    AMPYR SOLAR 5 LIMITED - 2021-05-06
    14b, Tower 42, 25 Old Broad Street, London, England
    Corporate (5 parents)
    Equity (Company account)
    Retained earnings (accumulated losses)
    -147,971 GBP2023-12-31
    Officer
    2021-03-29 ~ now
    IIF 47 - director → ME
  • 59
    14b Tower 42, 25 Old Broad Street, London, England
    Corporate (3 parents)
    Officer
    2024-07-08 ~ now
    IIF 46 - director → ME
  • 60
    14b Tower 42, 25 Old Broad Street, London, England
    Corporate (3 parents)
    Officer
    2024-07-03 ~ now
    IIF 63 - director → ME
  • 61
    Company number 07001017
    Non-active corporate
    Officer
    2009-08-26 ~ now
    IIF 1 - director → ME
Ceased 4
  • 1
    AMPYR SOLAR 1 LIMITED - 2020-11-04
    Peninsula House, Rydon Lane, Exeter, England
    Corporate (5 parents)
    Equity (Company account)
    -153,699 GBP2022-12-31
    Officer
    2020-06-19 ~ 2023-06-07
    IIF 29 - director → ME
  • 2
    16 City Business Centre, Hyde Street, Winchester, England
    Dissolved corporate (2 parents)
    Officer
    2005-04-05 ~ 2024-04-03
    IIF 65 - llp-member → ME
  • 3
    16 City Business Centre, Hyde Street, Winchester, England
    Dissolved corporate (2 parents)
    Officer
    2005-04-05 ~ 2024-04-05
    IIF 64 - llp-member → ME
  • 4
    55 Kentish Town Road, London
    Corporate (1 parent)
    Equity (Company account)
    124,632 GBP2023-12-31
    Officer
    2014-07-30 ~ 2015-11-18
    IIF 28 - director → ME
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Contains public sector information retrieved at 24 April 2025 and licensed under the Open Government Licence v3.0.