Company
SDG Engineering Limited
SDG Engineering Limited is an active UK company (number 06907858), incorporated 2009, with 3 current directors including Marie Gunn and Jacqueline Gwilliam. Source: Companies House, updated 4th October 2026.
Official record Companies House · updated 4th October 2026 · Sources
Network
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Who leads it
Previous officers 1
- London LAW Secretarial Limited 2009-2009 View profile
Directors and secretaries as filed at Companies House.
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About
- Incorporated
- 18/05/2009
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.
- David Mark Gwilliam
25-50% shares, 25-50% voting · notified 2016-04-06 - Shane Edward Gunn
25-50% shares, 25-50% voting · notified 2016-04-06
Group
- SDG Engineering Limited
is controlled by David Mark Gwilliam
Evidence
active 25-50% shares, 25-50% voting · notified 2016-04-06 · source: Companies House PSC register
Ultimately controlled by David Mark Gwilliam.
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
- £149,596
- Total assets
- £149,748
- Cash
- £221,353
- Employees
- 4
- Turnover
- Not reported (small or micro-entity accounts)
Filed as Full accounts (audit exempt).
Figures from accounts filed at Companies House (iXBRL), period ending 2025-07-31. 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.
3 directors on the board
- Marie Gunn Director · appointed 2013
- Shane Edward Gunn Director · appointed 2009
- Jacqueline Gwilliam Director · appointed 2013
Directors past 6 years
- Marie Gunn Director · appointed 2013
- Shane Edward Gunn Director · appointed 2009
- Jacqueline Gwilliam Director · appointed 2013
First-time vs portfolio directors
First-time (2)
- Marie Gunn Director · appointed 2013
- Jacqueline Gwilliam Director · appointed 2013
Portfolio (1)
- Shane Edward Gunn Director · appointed 2009
Gaps to watch
- Several long-serving directors could step down together
Where to look Suggested search: succession planning for long-tenured seats.
Sources
Official record from Companies House. Governance Register calculates the connections.
Record details
- Company number
- 06907858
- 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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