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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

Harper, William Ronald, Mr.

    Related profiles found in government register
  • Harper, William Ronald, Mr.
    British born in June 1944

    Resident in United Kingdom

    Registered addresses and corresponding companies
    • 37 Kidmore End Road, Emmer Green, Reading, Berkshire, RG4 8SN

      IIF 1
  • Harper, William Ronald, Mr.
    British business consultant born in June 1944

    Resident in United Kingdom

    Registered addresses and corresponding companies
    • 37 Kidmore End Road, Emmer Green, Reading, Berkshire, RG4 8SN

      IIF 2
  • Harper, William Ronald, Mr.
    British company director born in June 1944

    Resident in United Kingdom

    Registered addresses and corresponding companies
  • Harper, William Ronald, Mr.
    British consultant born in June 1944

    Resident in United Kingdom

    Registered addresses and corresponding companies
    • 37 Kidmore End Road, Emmer Green, Reading, Berkshire, RG4 8SN

      IIF 8
  • Harper, William Ronald, Mr.
    British director born in June 1944

    Resident in United Kingdom

    Registered addresses and corresponding companies
  • Harper, William Ronald, Mr.
    British director thames water plc born in June 1944

    Resident in United Kingdom

    Registered addresses and corresponding companies
    • 37 Kidmore End Road, Emmer Green, Reading, Berkshire, RG4 8SN

      IIF 27
  • Harper, William Ronald, Mr.
    British strategy director born in June 1944

    Resident in United Kingdom

    Registered addresses and corresponding companies
  • Harper, William Ronald, Mr.
    British consultant born in June 1944

    Resident in England

    Registered addresses and corresponding companies
    • Sunnybank, High Street, Upton, Didcot, OX11 9JE, England

      IIF 35
child relation
Offspring entities and appointments 33
  • 1
    BERKSHIRE YOUNG MUSICIANS TRUST (THE)
    01673689
    Stoneham Court, 100 Cockney Hill, Reading, Berkshire
    Active Corporate (101 parents, 1 offspring)
    Officer
    1998-10-08 ~ 2003-11-22
    IIF 2 - Director → ME
  • 2
    CHLORINATION EQUIPMENT LIMITED
    00587683
    Clearwater Court, Vastern Road, Reading, Berkshire
    Dissolved Corporate (19 parents)
    Officer
    1995-06-30 ~ 1997-12-31
    IIF 34 - Director → ME
  • 3
    CHRISTIAN ENGINEERS IN DEVELOPMENT
    01980353
    Lydia Mill, Lydia Bridge, South Brent, England
    Active Corporate (33 parents)
    Officer
    2002-03-04 ~ 2022-06-25
    IIF 35 - Director → ME
  • 4
    CHURCHES IN READING DROP-IN CENTRE
    - now 02652137
    CHURCHES IN READING DROP-IN CENTRE LIMITED - 1992-04-09
    8 Lea Close, Reading
    Active Corporate (36 parents)
    Officer
    1998-03-16 ~ 2002-02-28
    IIF 8 - Director → ME
  • 5
    COPLASTIX LIMITED
    00939555
    Clearwater Court, Vastern Road, Reading, Berkshire
    Dissolved Corporate (16 parents)
    Officer
    1995-06-30 ~ 1997-12-31
    IIF 4 - Director → ME
  • 6
    ENGENICA LIMITED - now
    METRO ELECTRICS LIMITED
    - 2000-08-03 02295929
    6 Snow Hill, London
    Dissolved Corporate (21 parents)
    Officer
    1995-04-01 ~ 1997-03-24
    IIF 22 - Director → ME
  • 7
    FOUNDATION FOR WATER RESEARCH
    - now 00525927
    WATER RESEARCH CENTRE
    - 1989-04-01 00525927
    First Floor North, 40 Oxford Road, High Wycombe, Buckinghamshire, England
    Active Corporate (45 parents)
    Officer
    ~ 1994-03-31
    IIF 27 - Director → ME
  • 8
    PCI MEMBRANE SYSTEMS LIMITED - now
    THAMES WATER PRODUCTS LIMITED - 1998-09-30
    PCI MEMBRANE SYSTEMS LIMITED - 1998-09-30
    THAMES WATER PRODUCTS LIMITED
    - 1998-09-28 00315984 02249185... (more)
    THAMES WATER PRODUCTS AND SERVICES LIMITED
    - 1997-07-17 00315984
    PWT WORLDWIDE LIMITED - 1994-03-28
    PORTALS WATER TREATMENT LIMITED - 1990-01-31
    LAVERSTOKE INVESTMENT TRUST LIMITED - 1978-12-31
    Clearwater Court, Vastern Road, Reading, Berkshire
    Dissolved Corporate (23 parents, 4 offsprings)
    Officer
    1995-02-13 ~ 1997-12-09
    IIF 30 - Director → ME
  • 9
    PORTACEL LIMITED
    00273244
    Clearwater Court, Vastern Road, Reading, Berkshire
    Dissolved Corporate (21 parents, 1 offspring)
    Officer
    1995-06-30 ~ 1997-12-31
    IIF 28 - Director → ME
  • 10
    S. HOLDINGS LIMITED - now
    SUBTERRA HOLDINGS LIMITED
    - 2003-09-04 02379475
    WEARSIDE NETWORK LIMITED - 1992-04-07
    INTERCEDE 705 LIMITED - 1989-10-04
    Clearwater Court, Vastern Road, Reading, Berkshire
    Dissolved Corporate (24 parents)
    Officer
    1995-04-01 ~ 1997-02-01
    IIF 21 - Director → ME
  • 11
    SIMON N-VIRO LIMITED
    - now 01674649
    MACAWBER COMBUSTION SYSTEMS LIMITED - 1989-12-01
    Clearwater Court, Vastern Road, Reading, Berkshire
    Dissolved Corporate (15 parents)
    Officer
    1995-06-30 ~ 1997-12-31
    IIF 25 - Director → ME
  • 12
    STELLA-META FILTERS LIMITED
    00353449
    Clearwater Court, Vastern Road, Reading, Berkshire
    Dissolved Corporate (23 parents, 1 offspring)
    Officer
    1995-06-30 ~ 1997-12-09
    IIF 29 - Director → ME
  • 13
    STOCKDALE FILTRATION SYSTEMS LIMITED
    - now 00818807
    STOCKDALE ENGINEERING LIMITED - 1981-12-31
    Clearwater Court, Vastern Road, Reading, Berkshire
    Dissolved Corporate (19 parents)
    Officer
    1995-06-30 ~ 1997-12-31
    IIF 6 - Director → ME
  • 14
    SUB-SCAN LIMITED
    02102834
    Clearwater Court, Vastern Road, Reading, Berkshire
    Dissolved Corporate (16 parents)
    Officer
    1995-04-01 ~ 1997-12-31
    IIF 11 - Director → ME
  • 15
    SUBTRONIC LIMITED
    - now 01256106
    BUILDUP TECHNOLOGY & SERVICES LIMITED - 1978-12-31
    Clearwater Court, Vastern Road, Reading, Berkshire
    Dissolved Corporate (16 parents)
    Officer
    1995-04-01 ~ 1997-12-31
    IIF 24 - Director → ME
  • 16
    SURTA LIMITED - now
    SUBTERRA LIMITED
    - 2003-09-07 01918188
    LEMVALE LIMITED - 1985-08-20
    Clearwater Court, Vastern Road, Reading, Berkshire
    Dissolved Corporate (28 parents)
    Officer
    1995-02-03 ~ 1995-10-17
    IIF 18 - Director → ME
  • 17
    T M PRODUCTS LIMITED
    - now 00587953
    F.W.TALBOT & CO.LIMITED - 1995-03-16
    Clearwater Court, Vastern Road, Reading, Berkshire
    Dissolved Corporate (20 parents)
    Officer
    1995-06-30 ~ 1997-12-09
    IIF 7 - Director → ME
  • 18
    TERRA ECO.SYSTEMS LIMITED - now
    SLACK & BROWNLOW LIMITED
    - 1998-11-13 00278567
    210 Pentonville Road, London
    Dissolved Corporate (22 parents)
    Officer
    1995-06-30 ~ 1997-12-31
    IIF 32 - Director → ME
  • 19
    THAMES PIPELINE SOLUTIONS LIMITED - now
    SUB-SCAN (U.K.) LIMITED
    - 1997-10-21 02469817
    Clearwater Court, Vastern Road, Reading, Berkshire
    Dissolved Corporate (18 parents)
    Officer
    1995-04-01 ~ 1995-12-31
    IIF 20 - Director → ME
  • 20
    THAMES WATER (UK) PENSION TRUSTEES LIMITED
    - now 02426275 02228533
    THAMES WATER (PWT) PENSION TRUSTEES LIMITED - 1994-08-18
    TRUSHELFCO (NO. 1559) LIMITED - 1990-03-26
    Clearwater Court, Vastern Road, Reading, Berkshire
    Dissolved Corporate (33 parents)
    Officer
    1994-11-18 ~ 2009-07-01
    IIF 12 - Director → ME
  • 21
    THAMES WATER INTERNATIONAL SERVICES HOLDINGS LIMITED
    - now 01920229
    THAMES CARE SERVICES LIMITED
    - 1991-04-22 01920229
    HELMCALL LIMITED
    - 1985-11-06 01920229
    Deloitte Llp, Hill House 1 Little New Street, London
    Dissolved Corporate (34 parents, 1 offspring)
    Officer
    ~ 1995-10-30
    IIF 19 - Director → ME
  • 22
    THAMES WATER INTERNATIONAL SERVICES LIMITED
    - now 01939768
    THAMES WATER SERVICES LIMITED
    - 1991-04-22 01939768 02518607... (more)
    THAMES WATER LIMITED
    - 1989-04-01 01939768 02366623... (more)
    VENTFOIL LIMITED
    - 1985-11-06 01939768
    Deloitte Llp, Hill House 1 Little New Street, London
    Dissolved Corporate (35 parents)
    Officer
    ~ 1995-10-30
    IIF 15 - Director → ME
  • 23
    THAMES WATER LIMITED - now
    THAMES WATER PLC - 2007-06-04
    RWE THAMES WATER PLC - 2006-12-01
    THAMES WATER PLC
    - 2003-10-01 02366623 01939768... (more)
    Clearwater Court, Vastern Road, Reading, Berkshire
    Active Corporate (134 parents, 26 offsprings)
    Officer
    ~ 1997-12-31
    IIF 13 - Director → ME
  • 24
    THAMES WATER PENSION TRUSTEES (MIS) LIMITED
    - now 02403835
    TRUSHELFCO (NO. 1469) LIMITED
    - 1989-08-11 02403835 02190934... (more)
    Clearwater Court, Vastern Road, Reading, Berkshire
    Active Corporate (49 parents)
    Officer
    1997-12-31 ~ 2009-07-01
    IIF 14 - Director → ME
    ~ 1995-04-01
    IIF 16 - Director → ME
  • 25
    THAMES WATER PENSION TRUSTEES LIMITED
    - now 02228533 02426275
    TRUSHELFCO (NO.1225) LIMITED
    - 1988-05-09 02228533 02228479... (more)
    Clearwater Court, Vastern Road, Reading, Berkshire
    Active Corporate (48 parents)
    Officer
    ~ 1992-11-01
    IIF 10 - Director → ME
    1997-10-01 ~ 2009-07-01
    IIF 23 - Director → ME
  • 26
    THAMES WATER PRODUCTS FWT LTD. - now
    F W TALBOT & COMPANY LIMITED
    - 2001-10-09 00231986
    P.A.S. (FILTRATION) LIMITED - 1995-04-01
    LIME-FREE WATER & GENERAL SERVICES LIMITED - 1989-01-25
    Clearwater Court, Vastern Road, Reading, Berkshire
    Dissolved Corporate (21 parents)
    Officer
    1995-06-30 ~ 1997-12-31
    IIF 31 - Director → ME
  • 27
    THAMES WATER PRODUCTS LIMITED - now
    PCI MEMBRANE SYSTEMS LIMITED - 1998-09-30
    THAMES WATER PRODUCTS LIMITED - 1998-09-30
    P.C.I. MEMBRANE SYSTEMS LIMITED
    - 1998-09-28 02249185 00315984... (more)
    FINEPRIVATE LIMITED - 1988-09-01
    Clearwater Court, Vastern Road, Reading, Berkshire
    Active Corporate (43 parents, 4 offsprings)
    Officer
    1995-06-30 ~ 1997-12-09
    IIF 33 - Director → ME
  • 28
    THAMES WATER PRODUCTS OVERSEAS LIMITED
    - now 00724065
    PWT OVERSEAS LIMITED
    - 1997-02-24 00724065
    PORTALS WATER TREATMENT OVERSEAS LIMITED - 1990-01-31
    ZEROLIT LIMITED - 1977-12-31
    Clearwater Court, Vastern Road, Reading, Berkshire
    Dissolved Corporate (23 parents)
    Officer
    1995-02-13 ~ 1997-12-09
    IIF 17 - Director → ME
  • 29
    THAMES WATER PRODUCTS SH LIMITED - now
    SIMON-HARTLEY LIMITED
    - 2001-11-12 00297150
    Clearwater Court, Vastern Road, Reading, Berkshire
    Dissolved Corporate (30 parents, 2 offsprings)
    Officer
    1995-06-30 ~ 1997-12-09
    IIF 3 - Director → ME
  • 30
    THAMES WATER SENIOR EXECUTIVE PENSION TRUSTEES LIMITED
    - now 02457748
    TRUSHELFCO (NO. 1579) LIMITED - 1990-04-05
    Clearwater Court, Vastern Road, Reading, Berkshire
    Active Corporate (29 parents)
    Officer
    1997-09-19 ~ 2009-07-01
    IIF 26 - Director → ME
  • 31
    THAMES WATER UTILITIES FINANCE PLC - now
    THAMES WATER UTILITIES FINANCE LIMITED - 2018-08-31
    THAMES WATER UTILITIES FINANCE PLC
    - 2007-06-04 02403744
    TRUSHELFCO (NO. 1498) LIMITED CERT TO SLAUGHTER & MAY
    - 1990-03-26 02403744
    Clearwater Court, Vastern Road, Reading, Berkshire
    Active Corporate (50 parents)
    Officer
    ~ 1994-07-01
    IIF 1 - Director → ME
  • 32
    THAMES WATER UTILITIES LIMITED
    02366661
    Clearwater Court, Vastern Road, Reading, Berkshire
    Active Corporate (131 parents, 3 offsprings)
    Officer
    ~ 1994-05-10
    IIF 9 - Director → ME
  • 33
    UTILITIES AND SERVICE INDUSTRIES TRAINING LIMITED - now
    WTI
    - 2004-07-07 01741451
    WATER TRAINING INTERNATIONAL
    - 1996-10-18 01741451
    WATER TRAINING - 1990-04-03
    THE WATER INDUSTRY TRAINING ASSOCIATION - 1987-07-03
    4 Carlton Court, Team Valley, Gateshead, Tyne & Wear
    Dissolved Corporate (87 parents)
    Officer
    1993-09-01 ~ 1999-06-09
    IIF 5 - Director → ME

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