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Ultrafilter Limited

Ultrafilter Limited is an active UK company (number 01141372), incorporated 1973, with 2 current directors, Sanjay Pancholi and Christine Kerry Cook. Source: Companies House, updated 4th October 2026.

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

Network

The large node is Ultrafilter Limited. Red nodes are organisations, white nodes are people. Sign in free to explore further.

Who leads it

Previous officers 9

  1. Bradley John Pogalz 2023-2024 Director View profile
  2. Sarah Liesbeth Mertens 2019-2023 Director View profile
  3. Werner Peter Siring 2015-2019 Director View profile
  4. Lalith Mohan Amarasekara 2003-2015 Director View profile
  5. David Ian Jowett 2002-2022 Director View profile
  6. Graeme Fuller 1996-2002 Director View profile
  7. Dirk Gustav Kronsbein 2002 Director View profile
  8. Tina Lorraine Davies-Llewellyn 1994-2004 Secretary View profile
  9. Noel George East 1994 Secretary View profile

Directors and secretaries as filed at Companies House.

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About

Incorporated
24/10/1973

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. Ultrafilter Limited is controlled by Donaldson UK Holding Limited
    Evidence
    active 75-100% shares, 75-100% voting, appoints directors · notified 2016-04-06 · source: Companies House PSC register

Ultimately controlled by Donaldson UK Holding Limited.

9 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

3y median 3y
average tenure
4.4y
longest tenure
0
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.

Manufacturing 6Professional services 5Business services 3

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
01141372
Status
Active
Type
Private Limited Company
Edition
Register edition compiled 4th October 2026
Labels
Official record from Companies House · Calculated derived by Governance Register.

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