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Sigma Private Office Limited

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Official record Companies House · updated 20th September 2026 · Sources

Who leads it

Previous officers 16

  1. Mudie, David Charles Malcolm, Mr. 2024–2026 Director View profile
  2. Gordon Haig Brough 2024–2024 Director View profile
  3. Gary Robert Marshall 2023–2024 Director View profile
  4. Gary Collins 2022–2022 Director View profile
  5. Peter Archibald Mckellar 2021–2024 Director View profile
  6. Martin James Gilbert 2021–2022 Director View profile
  7. Joanne Claire Keir 2020–2024 Director View profile
  8. David Michael Keir 2017–2020 Director View profile
  9. Jamie Graham Matheson 2014–2024 Director View profile
  10. Graham Hugh Campbell 2011–2024 Director View profile
  11. Daniel Avraham Leaf 2011–2014 Director View profile
  12. Julian Edward Campbell Fosh 2005–2007 Director View profile
  13. Spence, John Cameron, Doctor 1998–2021 Director View profile
  14. David Scott Campbell 1997–1998 Director View profile
  15. James Clelland Fisher 1997–2021 Director View profile
  16. DM Company Services LTD 2015–2021 Corporate-secretary View profile

Directors and secretaries as filed at Companies House.

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About

Incorporated
12/11/1997

Ownership

Owned by (2) 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.

  • Graham Hugh Campbell ceased 2021-07-30
    25-50% shares, 25-50% voting · notified 2016-04-06
  • Sigma Broking Limited
    75-100% shares, 75-100% voting, appoints directors, appoints directors (firm), significant influence (firm) · notified 2024-06-07

Group

  1. Sigma Private Office Limited is controlled by Graham Hugh Campbell
    Evidence
    ceased 25-50% shares, 25-50% voting · notified 2016-04-06, ceased 2021-07-30 · source: Companies House PSC register

Ultimately controlled by Graham Hugh Campbell.

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 for researchers

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

2.1y median 2.1y
average tenure
2.1y
longest tenure
0
directors past 6 years

First-time vs portfolio directors

Portfolio (2)

0
also govern a charity

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.

Finance 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
SC180545
Status
Active
Type
Private Limited Company
Edition
Register edition compiled 20th September 2026
Labels
Official record from Companies House · Calculated derived by Governance Register.

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