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Company · London

BT Sixty-Four Limited

Other business support service activities n.e.c.

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

Network

The large node is BT Sixty-Four Limited. Red nodes are organisations, white nodes are people. Sign in free to explore further.

Who leads it

Previous officers 17

  1. Laura Galvin 2025-2026 Director View profile
  2. Antony John Gara 2024-2025 Director View profile
  3. Abigail Victoria Harding 2019-2020 Director View profile
  4. Kathryn Alice Zielinski 2019-2022 Director View profile
  5. Michael Joseph Mohun 2017-2019 Director View profile
  6. Louise Alison Clare Blackwell 2016-2018 Director View profile
  7. Alberto Buffa 2015-2016 Director View profile
  8. Philip Norman Allenby 2014-2015 Director View profile
  9. Michael John Cole 2013-2014 Director View profile
  10. Christina Bridget Ryan 2009-2025 Director View profile
  11. William Paton Stringer 2005-2007 Director View profile
  12. John Christopher Challis 2005-2011 Director View profile
  13. Heather Gwendolyn Brierley 2002-2009 Director View profile
  14. Kathryn Silverwood 2001-2002 Director View profile
  15. Helen Louise Ashton 2001-2002 Director View profile
  16. Robert John Harwood 2000-2002 Director View profile
  17. Stephen John Prior 2000-2005 Director View profile

Directors and secretaries as filed at Companies House.

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About

What it does
Other business support service activities n.e.c.
Incorporated
31/05/2000
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.

  • BT Fifty-ONE
    75-100% shares, 75-100% voting, appoints directors · notified 2016-04-06

Group

  1. BT Sixty-Four Limited is controlled by BT Fifty-ONE
    Evidence
    active 75-100% shares, 75-100% voting, appoints directors · notified 2016-04-06 · source: Companies House PSC register
  2. BT Fifty-ONE is controlled by BT (International) Holdings Limited
    Evidence
    active 75-100% shares, 75-100% voting, appoints directors · notified 2016-04-06 · source: Companies House PSC register
  3. BT (International) Holdings Limited is controlled by BT Holdings Limited
    Evidence
    active 75-100% shares, 75-100% voting, appoints directors · notified 2016-04-06 · source: Companies House PSC register
  4. BT Holdings Limited is controlled by British Telecommunications Limited
    Evidence
    active 75-100% shares, 75-100% voting, appoints directors · notified 2016-04-06 · source: Companies House PSC register
  5. British Telecommunications Limited is controlled by BT Group Investments Limited
    Evidence
    active 75-100% shares, 75-100% voting, appoints directors · notified 2016-04-06 · source: Companies House PSC register
  6. BT Group Investments Limited is controlled by BT Group PLC
    Evidence
    active 75-100% shares, 75-100% voting, appoints directors · notified 2016-04-06 · source: Companies House PSC register

Ultimately controlled by BT Group PLC.

67 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

2.7y median 1.3y
average tenure
6.7y
longest tenure

Directors past 6 years

First-time vs portfolio directors

Portfolio (3)

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.

Finance 17Tech and media 10Professional services 3Business services 1Dormant 1Property 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
04007415
Status
Active
Type
Private Limited Company
Accounts next due
31/12/2026
Edition
Register edition compiled 27th September 2026
Labels
Official record from Companies House · Calculated derived by Governance Register.

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