---
title: "Mr David Drummond Sibbald — Ownership Dossier"
canonical: https://whiteintel.dev/entity/b05cd2ed-2210-4bf6-bdc2-449a7488b0e1
json: https://whiteintel.dev/api/public/dossier/b05cd2ed-2210-4bf6-bdc2-449a7488b0e1
identifier: psc:zQM0w8ujGlRlSNepOlEf8umXZmc
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr David Drummond Sibbald

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:zQM0w8ujGlRlSNepOlEf8umXZmc`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/b05cd2ed-2210-4bf6-bdc2-449a7488b0e1  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/b05cd2ed-2210-4bf6-bdc2-449a7488b0e1  

## Ownership & control

### Holdings / subsidiaries

- **SIBBALD MECHANICAL SERVICES LTD** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/792ecb20-96c7-500e-badd-04b84cdc8444

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr David Drummond Sibbald**. Human view: https://whiteintel.dev/entity/b05cd2ed-2210-4bf6-bdc2-449a7488b0e1 · Structured JSON: https://whiteintel.dev/api/public/dossier/b05cd2ed-2210-4bf6-bdc2-449a7488b0e1._

_Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership. Every claim carries a source; an absent edge means "not yet observed in current sources", not "does not exist"._