---
title: "Mrs Sian Catherine Jamison — Ownership Dossier"
canonical: https://whiteintel.dev/entity/eaa7c963-14aa-5773-abce-b4e15ffee991
json: https://whiteintel.dev/api/public/dossier/eaa7c963-14aa-5773-abce-b4e15ffee991
identifier: oo-person:GB-COH-PER-03640042-3Z7E2vaNHwdT0llVPGOw6OQvnXM
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mrs Sian Catherine Jamison

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `oo-person:GB-COH-PER-03640042-3Z7E2vaNHwdT0llVPGOw6OQvnXM`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/eaa7c963-14aa-5773-abce-b4e15ffee991  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/eaa7c963-14aa-5773-abce-b4e15ffee991  

## Ownership & control

### Holdings / subsidiaries

- **74 DURNFORD STREET MANAGEMENT COMPANY LIMITED** (beneficial owner) — 50% — https://whiteintel.dev/entity/b42792f4-52fa-5b68-9844-a6da394340e7

## Provenance

- OpenOwnership — https://www.openownership.org

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mrs Sian Catherine Jamison**. Human view: https://whiteintel.dev/entity/eaa7c963-14aa-5773-abce-b4e15ffee991 · Structured JSON: https://whiteintel.dev/api/public/dossier/eaa7c963-14aa-5773-abce-b4e15ffee991._

_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"._