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Tetra Tech UK Consulting Group Limited

Activities of head offices

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

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Who leads it

Previous officers 35

  1. Bill Brownlie 2020-2025 Director View profile
  2. Derek Gordon Amidon 2019-2023 Director View profile
  3. Marcia Maria Marini 2018-2019 Director View profile
  4. Douglas Alexander Drysdale Mccormick 2017-2020 Director View profile
  5. Iain Geoffrey Clarkson 2016-2019 Director View profile
  6. Neil Andrew Masom 2015-2019 Director View profile
  7. Dr Jeremy John Beeton 2015-2019 Director View profile
  8. Sean Vincent Cummins 2011-2016 Director View profile
  9. David John Jeffcoat 2009-2018 Director View profile
  10. Robert Michael Mctighe 2009-2017 Director View profile
  11. Paul Christopher Hamer 2008-2017 Director View profile
  12. Lawrence John Haynes 2007-2009 Director View profile
  13. Robert George Anthony Barr 2007-2015 Director View profile
  14. Richard George Mccaffrey 2005-2008 Director View profile
  15. Brian Duckworth 2005-2009 Director View profile
  16. Peter Scott Wood 2004-2009 Director View profile
  17. John George Purvis 1997-2007 Director View profile
  18. William Richard Brayson 1997-2003 Director View profile
  19. John Desmond Richardson 1997-2010 Director View profile
  20. William Gareth Cooper 1993-2004 Director View profile
  21. Peter Francis Simmons 1992 Director View profile
  22. John Martin Rivett 1999 Director View profile
  23. Brian Leonard Rider 1995 Director View profile
  24. Ian Ronald Douglas 1997 Director View profile
  25. Michael John Dean 1997 Director View profile
  26. Michael Colin Moxon 1998 Director View profile
  27. David Noel Legg 1997 Director View profile
  28. John Henry Chadwick 1994 Director View profile
  29. Preston Hopson 2020-2023 Secretary View profile
  30. Benjamin Warwick Whitworth 2011-2019 Secretary View profile
  31. Graham Dudley Olver 2009-2015 Secretary View profile
  32. David Charles Wilton 2009-2011 Secretary View profile
  33. Denis Patrick Connery 2003-2008 Secretary View profile
  34. Robert Hartley 1999-2009 Secretary View profile
  35. Ian James Hagues 1999 Secretary View profile

Directors and secretaries as filed at Companies House.

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About

What it does
Activities of head offices; Management consultancy activities other than financial management; Urban planning and landscape architectural activities; Other engineering activities
Incorporated
06/12/1984
Registered office
Leeds
Previous names
Tetra Tech UK Group Consulting Limited (until 17/12/2020)
WYG Limited (until 16/12/2020)
White Young Green PLC (until 18/12/2009)

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. Tetra Tech UK Consulting Group Limited is controlled by Tetra Tech UK Holdings Limited
    Evidence
    active 75-100% shares, 75-100% voting, appoints directors · notified 2019-07-09 · source: Companies House PSC register

Ultimately controlled by Tetra Tech UK Holdings Limited.

74 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.

3 directors on the board

4.9y median 6.5y
average tenure
7y
longest tenure

Directors past 6 years

First-time vs portfolio directors

Portfolio (3)

Also govern a charity

0
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 38Business services 3Mining 3Construction 2Dormant 2Health and social care 2Arts and leisure 1Other services 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.

Gaps to watch

  • Several long-serving directors could step down together

Where to look Suggested search: succession planning for long-tenured seats.

Sources

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

Record details
Company number
01869543
Status
Active
Type
Private Limited Company
Accounts next due
30/06/2027
Edition
Register edition compiled 27th September 2026
Labels
Official record from Companies House · Calculated derived by Governance Register.

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