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Certain SIX Limited

Certain SIX Limited is an active UK company (number 10748501), incorporated 2017, with 5 current directors including Paul Schuman and Alex Michael Metaxas. 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 Certain SIX Limited. Red nodes are organisations, white nodes are people. Sign in free to explore further.

Who leads it

Previous officers 6

  1. Michael Allan Rogers 2018-2019 Director View profile
  2. Carolyn Moore 2017-2019 Director View profile
  3. William John Hitchens 2017-2019 Director View profile
  4. Michael Spearing 2017-2019 Director View profile
  5. David Robyn Gordon-Smith 2017-2020 Director View profile
  6. Keril Smith 2017-2020 Secretary View profile

Directors and secretaries as filed at Companies House.

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About

Incorporated
02/05/2017

Ownership

Owned by (4) 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.

  • Ronnie Michael Harris
    50-75% shares, 50-75% shares (trust), 50-75% voting, 25-50% voting (trust) · notified 2020-02-04
  • Simon Keith Smith ceased 2017-08-24
    75-100% shares, 75-100% voting · notified 2017-05-02
  • Ronnie Michael Harris ceased 2020-01-02
    25-50% shares, 25-50% shares (trust), 25-50% voting, 25-50% voting (trust) · notified 2017-08-25
  • Alex Michael Metaxas ceased 2022-12-15
    25-50% shares, 25-50% voting · notified 2020-01-02
  • Possible match - 2 people share this nameiPossible matchThis PSC filing could not be confirmed to one individual - 2 people share this name on the public record. Not shown as confirmed ownership.
  • Possible match - 2 people share this nameiPossible matchThis PSC filing could not be confirmed to one individual - 2 people share this name on the public record. Not shown as confirmed ownership.
  • Possible match - name could not be confirmed to one individualiPossible matchThis PSC filing could not be confirmed to one individual. Not shown as confirmed ownership.

Group

  1. Certain SIX Limited is controlled by Ronnie Michael Harris
    Evidence
    active 50-75% shares, 50-75% shares (trust), 50-75% voting, 25-50% voting (trust) · notified 2020-02-04 · source: Companies House PSC register

Ultimately controlled by Ronnie Michael Harris.

6 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.

Financials

Net assets
£3,212,847
Total assets
£3,435,233
Cash
£258,635
Employees
0.06
Turnover
Not reported (small or micro-entity accounts)

Filed as Full accounts (audit exempt).

Figures from accounts filed at Companies House (iXBRL), period ending 2025-03-31. 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.

5 directors on the board

8.7y median 8.9y
average tenure
9.2y
longest tenure

Directors past 6 years

First-time vs portfolio directors

First-time (3)

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.

Tech and media 2Health and social care 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
  • 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
10748501
Status
Active
Type
Private Limited Company
Edition
Register edition compiled 4th October 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