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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

Workman, John Donald Black

child relation
Offspring entities and appointments 65
  • 1
    ABRDN NEW DAWN INVESTMENT TRUST PLC
    - now 02377879 02902424... (more)
    ABERDEEN NEW DAWN INVESTMENT TRUST PLC
    - 2022-05-31 02377879 02448580... (more)
    ABTRUST NEW DAWN INVESTMENT TRUST PLC - 1997-09-12
    Liquidation Corporate (21 parents)
    Officer
    2018-10-01 ~ 2023-11-08
    IIF 56 - Director → ME
  • 2
    ARDERSIER PORT LIMITED - now
    LPS CHRISTCHURCH LIMITED - 2016-07-15
    KUC CHRISTCHURCH LIMITED
    - 2010-06-17 03700403
    GEEST CHRISTCHURCH LIMITED - 1999-09-21
    LAMPCREST LIMITED - 1999-04-19
    Active Corporate (39 parents)
    Officer
    2001-03-05 ~ 2005-11-07
    IIF 21 - Director → ME
  • 3
    ASIA DRAGON TRUST PLC
    - now SC106049
    EDINBURGH DRAGON TRUST PLC - 2019-10-30
    EFM DRAGON TRUST PLC - 1994-11-17
    Liquidation Corporate (25 parents)
    Officer
    2023-11-08 ~ 2024-05-09
    IIF 63 - Director → ME
  • 4
    BANK OF CHINA (UK) LIMITED
    06193060
    Active Corporate (32 parents, 2 offsprings)
    Officer
    2007-09-20 ~ 2013-09-10
    IIF 64 - Director → ME
  • 5
    BIOSCAPES LIMITED - now
    BLUWATER SOLUTIONS LIMITED - 2026-03-09
    ROLAWN (PRODUCTS) LIMITED - 2025-11-26
    ROLAWN LIMITED
    - 2004-03-24 SC077210 04373077
    ROLAWN LIMITED
    - 1983-09-20 SC077210 04373077
    Active Corporate (14 parents)
    Officer
    (before 1990-07-03) ~ 1991-09-19
    IIF 6 - Director → ME
  • 6
    CLSA (UK) - now
    CREDIT LYONNAIS SECURITIES
    - 2005-10-27 01008262
    LAING & CRUICKSHANK - 1991-02-11
    CL-ALEXANDERS LAING & CRUICKSHANK - 1989-07-01
    ALEXANDERS LAING & CRUICKSHANK - 1987-12-01
    LAING & CRUICKSHANK - 1986-08-05
    Active Corporate (45 parents, 2 offsprings)
    Officer
    1992-02-28 ~ 1992-06-30
    IIF 3 - Director → ME
  • 7
    COLLEGE PROMOTIONS LIMITED
    SC097729
    Dissolved Corporate (16 parents)
    Officer
    2005-01-01 ~ dissolved
    IIF 66 - Director → ME
  • 8
    CONCERN WORLDWIDE (UK)
    - now 04323646 NI019332... (more)
    CONCERN WORLDWIDE (ENGLAND & WALES) - 2004-02-11
    Active Corporate (69 parents, 1 offspring)
    Officer
    2017-03-01 ~ 2023-03-01
    IIF 59 - Director → ME
  • 9
    CREDIT AGRICOLE CIB UK IH - now
    CALYON INVESTMENTS - 2010-02-11
    C.L.C.M. - 2006-07-07
    CREDIT LYONNAIS CAPITAL MARKETS - 2004-09-30
    CREDIT LYONNAIS CAPITAL MARKETS PLC
    - 2002-08-23 00378410 02161837
    JESSEL, TOYNBEE & GILLETT PLC
    - 1989-12-13 00378410
    JESSEL, TOYNBEE PLC
    - 1982-12-31 00378410
    Dissolved Corporate (43 parents, 1 offspring)
    Officer
    (before 1992-06-22) ~ 1992-06-30
    IIF 15 - Director → ME
  • 10
    DAVID HUME INSTITUTE THE
    SC091239
    Converted / Closed Corporate (65 parents)
    Officer
    2008-09-11 ~ 2011-02-07
    IIF 40 - Director → ME
  • 11
    DITTONS AMENITY COMPANY (NO.2) LIMITED
    03198776
    Active Corporate (12 parents)
    Officer
    2001-03-05 ~ 2001-09-05
    IIF 14 - Director → ME
  • 12
    ECA (WEST PORT) LIMITED
    - now SC205023
    AMA (WEST PORT) LIMITED
    - 2006-06-28 SC205023
    Dissolved Corporate (7 parents)
    Officer
    2006-03-31 ~ dissolved
    IIF 65 - Director → ME
  • 13
    EDINBURGH ACADEMY TRADING LIMITED - now
    EDINBURGH ACADEMY SPORTS LTD.
    - 2017-06-09 SC167036
    NEWCO 96 LIMITED - 1997-01-22
    Active Corporate (28 parents)
    Officer
    2005-05-27 ~ 2009-12-01
    IIF 45 - Director → ME
  • 14
    HEALTH CLUB INVESTMENTS GROUP LIMITED
    - now 04167080
    MISTYFORD LIMITED - 2001-04-27
    Active Corporate (40 parents, 1 offspring)
    Officer
    2005-01-25 ~ 2007-11-30
    IIF 47 - Director → ME
  • 15
    JCB FINANCE (LEASING) LTD
    - now 02211998
    JCB CREDIT (LEASING) LIMITED - 1999-03-19
    TABSHIRE LIMITED - 1988-04-06
    Dissolved Corporate (38 parents)
    Officer
    2016-05-12 ~ dissolved
    IIF 57 - Director → ME
  • 16
    JCB FINANCE LTD
    - now 00972265 02011581
    J.C.B. CREDIT LIMITED - 1998-07-31
    Active Corporate (47 parents, 4 offsprings)
    Officer
    2016-05-12 ~ 2025-06-10
    IIF 62 - Director → ME
  • 17
    KINTAIL TRUSTEES LIMITED
    SC428674
    Active Corporate (31 parents, 1 offspring)
    Officer
    2020-08-01 ~ now
    IIF 54 - Director → ME
  • 18
    KUC (PUBLIC HOUSES) LTD
    - now 03870261
    MEAUJO (442) LIMITED - 1999-11-25
    Dissolved Corporate (28 parents)
    Officer
    2001-03-05 ~ 2005-11-07
    IIF 34 - Director → ME
  • 19
    KUC HOLDINGS LIMITED
    - now SC136164
    RAVENSTONE LIMITED - 1992-06-17
    LYCIDAS (204) LIMITED - 1992-04-13
    Dissolved Corporate (34 parents)
    Officer
    2001-03-05 ~ 2001-11-15
    IIF 16 - Director → ME
  • 20
    KUC PROPERTIES LIMITED
    - now SC044073
    RAVENSTONE SECURITIES (HOLDINGS) LIMITED - 1992-06-17
    Active Corporate (44 parents, 4 offsprings)
    Officer
    2001-03-05 ~ 2005-11-07
    IIF 30 - Director → ME
  • 21
    LANDPOWER LEASING LIMITED
    02579121
    Dissolved Corporate (33 parents)
    Officer
    2016-05-12 ~ dissolved
    IIF 58 - Director → ME
  • 22
    LOMBARD NORTH CENTRAL PLC
    NF000968 NF002410... (more)
    Converted / Closed Corporate (36 parents, 1 offspring)
    Officer
    2002-11-05 ~ 2003-12-01
    IIF 1 - Director → ME
  • 23
    LOMBARD NORTH CENTRAL PUBLIC LIMITED COMPANY
    00337004
    Active Corporate (79 parents, 34 offsprings)
    Officer
    2002-11-05 ~ 2004-10-29
    IIF 25 - Director → ME
  • 24
    NATWEST MARKETS N.V. - now
    THE ROYAL BANK OF SCOTLAND N.V.
    - 2018-05-31 FC006193
    ABN AMRO BANK N.V.
    - 2010-02-09 FC006193 FC029630... (more)
    Active Corporate (55 parents)
    Officer
    2008-09-30 ~ 2010-04-01
    IIF 55 - Director → ME
  • 25
    NATWEST PENSION TRUSTEE LIMITED - now
    RBS PENSION TRUSTEE LIMITED
    - 2020-08-04 02726164 04344902
    NATWEST PENSION TRUSTEES LIMITED - 2002-04-09
    REFAL 364 LIMITED - 1992-10-09
    Active Corporate (80 parents, 52 offsprings)
    Officer
    2009-01-31 ~ 2016-12-15
    IIF 32 - Director → ME
    2008-12-19 ~ 2009-01-31
    IIF 51 - Director → ME
  • 26
    PATRIA PRIVATE EQUITY TRUST PLC - now
    ABRDN PRIVATE EQUITY OPPORTUNITIES TRUST PLC - 2024-04-29
    STANDARD LIFE PRIVATE EQUITY TRUST PLC - 2022-04-01
    STANDARD LIFE EUROPEAN PRIVATE EQUITY TRUST PLC
    - 2017-01-31 SC216638
    DMWS 480 PLC - 2001-04-25
    Active Corporate (28 parents, 1 offspring)
    Officer
    2006-12-01 ~ 2013-06-03
    IIF 35 - Director → ME
  • 27
    PROPERTY VENTURES (B&M) LIMITED - now
    KUC GRANTMASTER (BLETCHLEY) LIMITED
    - 2008-12-19 04528941
    Dissolved Corporate (18 parents, 1 offspring)
    Officer
    2002-09-06 ~ 2005-06-02
    IIF 19 - Director → ME
  • 28
    R.B. BISHOPSGATE INVESTMENTS LIMITED
    - now 02924707
    R.B. PROPERTY INVESTMENTS (2) LIMITED - 2000-10-06
    Active Corporate (47 parents)
    Officer
    2004-11-22 ~ 2007-11-29
    IIF 24 - Director → ME
  • 29
    R.B. DRUMMOND INVESTMENTS LIMITED
    - now 02924357
    R.B. PROPERTY INVESTMENTS LIMITED - 2000-10-26
    Dissolved Corporate (40 parents)
    Officer
    2004-11-22 ~ 2007-07-23
    IIF 26 - Director → ME
  • 30
    RBDC ADMINISTRATOR LIMITED
    SC189639
    Dissolved Corporate (34 parents, 1 offspring)
    Officer
    2004-11-24 ~ 2006-12-12
    IIF 49 - Director → ME
  • 31
    RBEF LIMITED
    - now SC139616
    ROYAL BANK PRIVATE EQUITY LIMITED
    - 2002-11-04 SC139616
    ROYAL BANK DEVELOPMENT CAPITAL LIMITED
    - 2000-12-14 SC139616 01407013
    ROBOSCOT (5) LIMITED - 1993-06-08
    Dissolved Corporate (41 parents, 3 offsprings)
    Officer
    1997-02-20 ~ 2009-07-31
    IIF 46 - Director → ME
  • 32
    RBS (CEDAR) INVESTMENTS - now
    RBS (CEDAR) INVESTMENTS LIMITED - 2010-05-17
    RBSFP 2 LIMITED - 2007-10-02
    DRUMMOND CAPITAL LIMITED
    - 2005-08-26 04251860
    HACKREMCO (NO.1853) LIMITED - 2001-09-28
    Dissolved Corporate (31 parents)
    Officer
    2001-10-11 ~ 2005-08-18
    IIF 22 - Director → ME
  • 33
    RBS INVESTMENT LIMITED
    - now SC129216 01996053... (more)
    ROBOSCOT (2) LIMITED - 1992-02-19
    Dissolved Corporate (49 parents)
    Officer
    2000-06-14 ~ 2006-12-12
    IIF 44 - Director → ME
  • 34
    RBS MEZZANINE LIMITED
    - now SC164882
    ROBOSCOT (22) LIMITED - 1997-03-11
    Dissolved Corporate (38 parents, 1 offspring)
    Officer
    1997-03-24 ~ 2011-10-27
    IIF 43 - Director → ME
  • 35
    RBSG INTERNATIONAL HOLDINGS LIMITED
    - now SC196328
    ROBOSCOT (34) LIMITED - 1999-08-12
    Active Corporate (34 parents)
    Officer
    2015-03-19 ~ 2016-08-12
    IIF 2 - Director → ME
  • 36
    RBSM (INVESTMENTS) LIMITED
    - now SC177822 SC129216... (more)
    ROBOSCOT (32) LIMITED
    - 1999-07-09 SC177822 SC205870... (more)
    Dissolved Corporate (33 parents, 1 offspring)
    Officer
    1999-05-14 ~ 2007-12-20
    IIF 31 - Director → ME
  • 37
    RBSM CAPITAL LIMITED
    - now SC136296
    ROYAL BANK DEVELOPMENT LIMITED
    - 2008-02-06 SC136296
    ROBOSCOT (3) LIMITED - 1993-04-13
    Dissolved Corporate (58 parents)
    Officer
    1997-02-20 ~ 2006-12-12
    IIF 37 - Director → ME
    2008-01-23 ~ 2011-10-27
    IIF 18 - Director → ME
  • 38
    RED STAR PUB COMPANY (WR II) LIMITED - now
    WEST REGISTER (PUBLIC HOUSES II) LIMITED
    - 2012-04-12 SC202689 04089947... (more)
    S&N LEASED PROPERTIES LIMITED - 2000-05-09
    Liquidation Corporate (51 parents)
    Officer
    2001-03-05 ~ 2005-10-26
    IIF 61 - Director → ME
  • 39
    RED STAR PUB COMPANY (WR III) LIMITED - now
    WEST REGISTER (PUBLIC HOUSES III) LIMITED
    - 2012-04-12 04089947 SC202689... (more)
    S&N LEASED PROPERTIES (NO.2) LIMITED
    - 2002-01-17 04089947
    HACKREMCO (NO.1733) LIMITED - 2000-11-03
    Liquidation Corporate (40 parents)
    Officer
    2001-12-28 ~ 2005-10-27
    IIF 38 - Director → ME
  • 40
    RED STAR PUB COMPANY (WR) LIMITED - now
    WEST REGISTER (PUBLIC HOUSES) LIMITED
    - 2012-04-12 SC194006 SC202689... (more)
    LOTHIAN FIFTY (564) LIMITED - 1999-04-12
    Liquidation Corporate (42 parents)
    Officer
    2001-03-05 ~ 2005-10-26
    IIF 60 - Director → ME
  • 41
    RED STAR PUB COMPANY (WRH) LIMITED - now
    WEST REGISTER (PUBLIC HOUSES) (HOLDINGS) LIMITED
    - 2012-04-12 SC200229
    LOTHIAN FIFTY (618) LIMITED - 2000-02-02
    Dissolved Corporate (41 parents, 2 offsprings)
    Officer
    2001-03-05 ~ 2005-10-27
    IIF 27 - Director → ME
  • 42
    ROBOSCOT DEVCAP LIMITED
    - now SC238162
    ROBOSCOT (58) LIMITED - 2002-11-19
    Dissolved Corporate (26 parents)
    Officer
    2004-12-20 ~ 2014-03-21
    IIF 33 - Director → ME
  • 43
    ROBOSCOT EQUITY LIMITED
    SC233416
    Dissolved Corporate (26 parents)
    Officer
    2004-12-20 ~ 2014-03-21
    IIF 48 - Director → ME
  • 44
    ROBOSCOT VENTURES LIMITED
    - now SC238163
    ROBOSCOT (59) LIMITED - 2002-11-22
    Dissolved Corporate (25 parents)
    Officer
    2004-12-20 ~ 2014-03-21
    IIF 41 - Director → ME
  • 45
    ROYAL BANK INSURANCE SERVICES LIMITED
    - now 02609320 SC065913... (more)
    ROYAL BANK INSURANCE CONSULTANTS LIMITED - 1997-06-02
    RBCO 95 LIMITED - 1991-09-17
    Dissolved Corporate (29 parents)
    Officer
    1997-07-14 ~ 2000-11-01
    IIF 10 - Director → ME
  • 46
    ROYAL BANK INVESTMENTS LIMITED
    - now SC139617
    ROBOSCOT (6) LIMITED - 1993-06-08
    Active Corporate (54 parents, 8 offsprings)
    Officer
    1997-02-20 ~ 2009-07-31
    IIF 20 - Director → ME
  • 47
    ROYAL BANK PROJECT INVESTMENTS LIMITED
    - now 02834015
    DAYREPORT LIMITED - 1994-08-23
    Dissolved Corporate (47 parents)
    Officer
    1999-12-07 ~ 2004-03-05
    IIF 5 - Director → ME
  • 48
    ROYAL BANK VENTURES LIMITED
    - now SC205871
    RB VENTURES LIMITED
    - 2000-11-29 SC205871
    RBS TECHNOLOGY VENTURES LIMITED
    - 2000-10-17 SC205871
    ROBOSCOT (40) LIMITED
    - 2000-07-06 SC205871 SC213278... (more)
    Dissolved Corporate (35 parents)
    Officer
    2000-06-16 ~ 2006-12-12
    IIF 23 - Director → ME
  • 49
    ROYSCOT TRUST PUBLIC LIMITED COMPANY
    - now 00309713
    ST. MARGARETS TRUST LIMITED - 1986-12-01
    Active Corporate (52 parents, 3 offsprings)
    Officer
    1994-11-19 ~ 1999-12-01
    IIF 13 - Director → ME
  • 50
    SCO TRUST LIMITED
    SC149367
    Dissolved Corporate (18 parents)
    Officer
    2000-02-28 ~ 2011-10-31
    IIF 7 - Director → ME
  • 51
    SCOTTISH FINANCIAL ENTERPRISE
    SC100000
    Active Corporate (88 parents)
    Officer
    2001-11-12 ~ 2008-06-05
    IIF 9 - Director → ME
  • 52
    SIG 1 HOLDINGS LIMITED - now
    WEST REGISTER (INVESTMENTS) LIMITED
    - 2014-11-03 SC143950
    ROBOSCOT (10) LIMITED - 1994-11-25
    Active Corporate (42 parents, 9 offsprings)
    Officer
    2001-03-19 ~ 2001-11-15
    IIF 11 - Director → ME
  • 53
    SOUTHERN WATER (NR) HOLDINGS LIMITED
    - now 04772485
    HACKREMCO (NO.2051) LIMITED - 2003-06-18
    Active Corporate (25 parents, 1 offspring)
    Officer
    2004-10-19 ~ 2007-10-15
    IIF 52 - Director → ME
  • 54
    SOUTHERN WATER (NR) LIMITED
    - now SC215844
    ASPEN 4 LIMITED - 2003-06-25
    Active Corporate (27 parents, 1 offspring)
    Officer
    2004-10-19 ~ 2007-10-15
    IIF 36 - Director → ME
  • 55
    SOUTHERN WATER CAPITAL LIMITED
    - now 04608528
    HACKREMCO (NO. 2023) LIMITED - 2003-02-03
    Active Corporate (35 parents, 1 offspring)
    Officer
    2004-09-07 ~ 2007-10-15
    IIF 67 - Director → ME
  • 56
    SOUTHERN WATER INVESTMENTS LIMITED
    04650294
    Active Corporate (27 parents, 3 offsprings)
    Officer
    2004-10-19 ~ 2007-10-15
    IIF 28 - Director → ME
  • 57
    SOUTHERN WATER LIMITED
    - now 02366620 02366670
    SOUTHERN WATER PLC - 2002-06-06
    Active Corporate (55 parents, 3 offsprings)
    Officer
    2004-10-19 ~ 2007-10-15
    IIF 50 - Director → ME
  • 58
    SOUTHERN WATER SERVICES GROUP LIMITED
    - now 04374956
    FIRST AQUA LIMITED - 2003-06-30
    SUGARBAY LIMITED - 2002-02-28
    Active Corporate (32 parents, 1 offspring)
    Officer
    2004-10-19 ~ 2007-10-15
    IIF 53 - Director → ME
  • 59
    SOUTHERN WATER SERVICES LIMITED
    02366670 02366620... (more)
    Active Corporate (87 parents, 4 offsprings)
    Officer
    2004-10-01 ~ 2007-10-15
    IIF 29 - Director → ME
  • 60
    STAR CAPITAL PARTNERS LIMITED
    - now 03862379 04161444... (more)
    MRBS CAPITAL PARTNERS LIMITED - 2001-05-08
    Active Corporate (21 parents, 5 offsprings)
    Officer
    2004-06-03 ~ 2012-02-20
    IIF 39 - Director → ME
  • 61
    THE ROYAL BANK OF SCOTLAND GROUP INDEPENDENT FINANCIAL SERVICES LIMITED - now
    ROYAL BANK INSURANCE SERVICES (INDEPENDENT FINANCIAL ADVISERS) LIMITED
    - 2001-07-02 SC065913 02609320
    ROYAL BANK INSURANCE SERVICES LIMITED - 1997-06-02
    Active Corporate (52 parents)
    Officer
    1997-07-14 ~ 2000-11-01
    IIF 12 - Director → ME
  • 62
    WEST REGISTER (LAND) LIMITED
    - now SC141822
    DUNWILCO (359) LIMITED - 1993-06-09
    Dissolved Corporate (43 parents)
    Officer
    2001-03-05 ~ 2001-11-15
    IIF 4 - Director → ME
  • 63
    WEST REGISTER (PROJECT DEVELOPMENTS) LIMITED
    - now SC161430
    ROBOSCOT (19) LIMITED - 1996-03-14
    Dissolved Corporate (32 parents)
    Officer
    2001-03-05 ~ 2005-11-07
    IIF 17 - Director → ME
  • 64
    WEST REGISTER (PROPERTY INVESTMENTS) LIMITED
    SC140588
    Active Corporate (43 parents, 3 offsprings)
    Officer
    2001-03-05 ~ 2001-11-15
    IIF 8 - Director → ME
  • 65
    WICHFORD LADYWELL LIMITED - now
    WEST REGISTER (LADYWELL) LIMITED
    - 2005-04-27 SC223440
    ROBOSCOT (50) LIMITED - 2002-02-26
    Dissolved Corporate (22 parents)
    Officer
    2002-03-05 ~ 2005-04-05
    IIF 42 - Director → ME

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