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Company

Sietar UK

Sietar UK is an active UK company (number 09119369), incorporated 2014, with 2 current directors, Catherine Wellings and Adrian Brendan Pilbeam. Source: Companies House, updated 4th October 2026.

Official record Companies House · updated 4th October 2026 · Sources

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Who leads it

Previous officers 13

  1. Guy Henry Rene Bondonneau 2020-2024 Director View profile
  2. Kota Hanzawa 2016-2017 Director View profile
  3. Melville James Petrie 2016-2017 Director View profile
  4. Johanna Westhauser 2016-2016 Director View profile
  5. Cathy Wellings 2016-2018 Director View profile
  6. Alan William Reed 2016-2020 Director View profile
  7. Agnes Marie Bamford 2015-2020 Director View profile
  8. Johanna Westhauser 2015-2023 Director View profile
  9. Ciaran Jack O'Brien 2015-2018 Director View profile
  10. Joyce Milton Jenkins 2015-2018 Director View profile
  11. Debora Chobanian 2015-2016 Director View profile
  12. Dr Barbara Ann Gibson 2014-2016 Director View profile
  13. Erica Berzaghi 2014-2016 Director View profile

Directors and secretaries as filed at Companies House.

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About

Incorporated
07/07/2014

Financials

Net assets
£13,569
Total assets
£14,453
Employees
0
Turnover
£5,234
Profit/loss
£1,188

Filed as Micro-entity accounts.

Figures from accounts filed at Companies House (iXBRL), period ending 2025-12-31. Where turnover is absent, small and micro-entity accounts are not required to report it, so it is not shown as zero.

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

6.5y median 6.5y
average tenure
11.2y
longest tenure

Directors past 6 years

First-time vs portfolio directors

Portfolio (2)

0
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 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
09119369
Status
Active
Type
PRI/LBG/NSC (Private, Limited by guarantee, no share capital, use of 'Limited' exemption)
Edition
Register edition compiled 4th October 2026
Labels
Official record from Companies House · Calculated derived by Governance Register.

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