The Governance RegisterEdition 2026 · Compiled 12th July 2026

Sigmaroc PLC

Company 05204176 Active

Connected board network

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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.

9 directors on the board

5.5y median 6.2y
average tenure
9.9y
longest tenure

Directors past 6 years

First-time vs portfolio directors

First-time (2)

Portfolio (7)

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 9Dormant 7Property 5Manufacturing 4Finance 3Professional services 2Utilities 2Business 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.

Related organisations iRelated organisationsTwo groups, both deterministic from public records. Related organisations share two or more directors with this board - a real structural link, such as a subsidiary or group company. Connected through a shared director share exactly one person - a genuine connection, but not the same group.

Related organisations

Connected through a shared director

Deterministic, from public records.

Company details

Number05204176
StatusActive
TypePublic Limited Company
Incorporated12/08/2004
Address6 HEDDON STREET, LONDON, W1B 4BT
Accounts next due30/06/2027
Accounts last made up31/12/2025

Industry (SIC)

08990 - Other mining and quarrying n.e.c.

Ownership - persons with significant control (0)

No persons with significant control recorded.

Officers (26)

Show 16 former officers

Directors and officers on the Companies House record, current and former.

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