Skip to content
Governance Register
Sign inFind yourself
Find yourselfSign in
Search How it works For organisations For professionals

Edition

United Kingdom (current)IrelandUnited StatesNew ZealandCanadaAustraliaScotlandNorthern Ireland

Company · Macclesfield

Tertiary Minerals PLC

Other mining and quarrying n.e.c.

How am I connected?
More
View network map Report an issue

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

Network

The large node is Tertiary Minerals PLC. Red nodes are organisations, white nodes are people. Sign in free to explore further.

Who leads it

Previous officers 9

  1. Patrick Brendan Cullen 2021-2022 Director View profile
  2. Richard Henry Clemmey 2012-2020 Director View profile
  3. David Whitehead 2002-2017 Director View profile
  4. Dr Michael Allan Price 1999-2002 Director View profile
  5. Karen Elizabeth Cheetham 1999-1999 Director View profile
  6. Colin Digby Thomas Fitch 2006-2019 Secretary View profile
  7. Christine Wyn Hulley 2000-2006 Secretary View profile
  8. Steven John Leeming 1999-2000 Secretary View profile
  9. Britannia Company Formations Limited 1999-1999 Corporate-secretary View profile

Directors and secretaries as filed at Companies House.

Do you help lead this organisation? Set up its network · How it works

About

What it does
Other mining and quarrying n.e.c.; Activities of head offices
Incorporated
03/08/1999
Registered office
Macclesfield

Group

No further corporate or individual controller is recorded above Tertiary Minerals PLC on the PSC register - it appears to be the top of its group.

2 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.

4 directors on the board

15.1y median 16.1y
average tenure
26.9y
longest tenure

Directors past 6 years

First-time vs portfolio directors

Portfolio (4)

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.

Mining 10Professional services 2

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
  • Narrow spread of sectors across the board

Where to look Suggested search: succession planning for long-tenured seats; directors from a wider range of sectors.

Sources

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

Record details
Company number
03821411
Status
Active
Type
Public Limited Company
Accounts next due
31/03/2027
Edition
Register edition compiled 27th September 2026
Labels
Official record from Companies House · Calculated derived by Governance Register.

Contains public sector information licensed under the Open Government Licence v3.0. Report an issue · How we handle data