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Company · London

Lawson Mardon Smith Brothers LTD.

Non-trading company

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Official record Companies House · updated 27th September 2026 · Sources

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The large node is Lawson Mardon Smith Brothers LTD.. Red nodes are organisations, white nodes are people. Sign in free to explore further.

Who leads it

Previous officers 31

  1. Andrew William Hodges 2018-2026 Director View profile
  2. Philip Gordon Bedford 2014-2019 Director View profile
  3. Martin John Betts 2013-2018 Director View profile
  4. James Clark Wilkie 2013-2014 Director View profile
  5. Adam David Christopher Westley 2012-2013 Director View profile
  6. Benedict John Spurway Mathews 2010-2013 Director View profile
  7. Roger Peter Dowding 2010-2010 Director View profile
  8. Timothy Lawrence Kilbride 1999-2010 Director View profile
  9. Katherine Frances Anthony Wilkinson 1996-2010 Director View profile
  10. Alistair George St Clair Napier 1994-1996 Director View profile
  11. David George Beeby 1994-1999 Director View profile
  12. Alan Sewell 1994-1995 Director View profile
  13. Gordon Ian Shade 1994-1997 Director View profile
  14. Leo Houle 1993-1994 Director View profile
  15. Andrea Mattiussi 1993-1994 Director View profile
  16. Massimo Grasselli 1993-1994 Director View profile
  17. George Richard Van Sant 1992-1993 Director View profile
  18. Terence James Bloomfield 1992-1994 Director View profile
  19. Christopher John Burland 1993 Director View profile
  20. Douglas Gilmour 1993 Director View profile
  21. Anthony William Welton 1993 Director View profile
  22. John Durston 1992 Director View profile
  23. Neil Campbell 1992 Director View profile
  24. William Woods 1993 Director View profile
  25. Frederick Pamenter 1992 Director View profile
  26. Ronald Alexander Mitchell 1993 Director View profile
  27. Helen Christine Day 2014-2017 Secretary View profile
  28. Gemma Jane Constance Aldridge 2013-2014 Secretary View profile
  29. Katherine Dean 2012-2013 Secretary View profile
  30. Fiona Maccoll 2010-2012 Secretary View profile
  31. Sergio Marchionne 1993-2001 Secretary View profile

Directors and secretaries as filed at Companies House.

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About

What it does
Non-trading company
Incorporated
01/10/1900
Registered office
London

Ownership

Owned by (1) iOwned byIndividuals and companies registered as having significant control over this company, from the Companies House PSC (persons with significant control) register. People whose ownership could not be confirmed to one individual are not listed as confirmed owners.

Group

  1. Lawson Mardon Smith Brothers LTD. is controlled by RIO Tinto International Holdings Limited
    Evidence
    active 75-100% shares, 75-100% voting, appoints directors · notified 2016-04-06 · source: Companies House PSC register
  2. RIO Tinto International Holdings Limited is controlled by RIO Tinto PLC
    Evidence
    active 75-100% shares, 75-100% voting, appoints directors · notified 2016-04-06 · source: Companies House PSC register

Ultimately controlled by RIO Tinto PLC.

71 other companies in this group

Ownership paths are calculated from Companies House persons-with-significant-control filings. Each step shows the filed nature of control and dates; a step marked "ceased" is historical, not current.

Board analysis

Board DNA

How this board is put together, from the Companies House officer record and Charity Commission trustee records - deterministic, no AI.iBoard compositionCounted from the dated Companies House officer record: the current directors only, past directors excluded.

2 directors on the board

1.2y median 1.2y
average tenure
2.3y
longest tenure
0
directors past 6 years

First-time vs portfolio directors

Portfolio (2)

0
also govern a charity

Left in the last 12 months

Where else this board sits iWhere else this board sitsThe charitable fields these directors govern in elsewhere, by Charity Commission classification. Excludes this company and any charity it is the legal face of.

Professional services 22Dormant 6Finance 4Business services 3Mining 1Retail and trade 1Tech and media 1

The sectors these directors govern in elsewhere. This company, and any charity it is the legal face of, are excluded - counting them would just tell you what you are already looking at.

Sources

Official record from Companies House. Governance Register calculates the connections.

Record details
Company number
00067341
Status
Active
Type
Private Limited Company
Accounts next due
30/09/2027
Edition
Register edition compiled 27th September 2026
Labels
Official record from Companies House · Calculated derived by Governance Register.

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