---
title: "Mrs Heidi Jane Deacon — Ownership Dossier"
canonical: https://whiteintel.dev/entity/459a2afc-bfe6-5455-9bfa-34cd66234cdc
json: https://whiteintel.dev/api/public/dossier/459a2afc-bfe6-5455-9bfa-34cd66234cdc
identifier: oo-person:GB-COH-PER-07392683-ecLA4bKe3BjvhosMyn-0MVmiZ3M
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mrs Heidi Jane Deacon

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `oo-person:GB-COH-PER-07392683-ecLA4bKe3BjvhosMyn-0MVmiZ3M`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/459a2afc-bfe6-5455-9bfa-34cd66234cdc  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/459a2afc-bfe6-5455-9bfa-34cd66234cdc  

## Ownership & control

### Holdings / subsidiaries

- **PRINCIPLE DESIGN BUILDING CONSULTANCY LIMITED** (beneficial owner) — 50% — https://whiteintel.dev/entity/119a21cc-d9f0-56df-a2d6-1d4e30441ec9

## Provenance

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

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mrs Heidi Jane Deacon**. Human view: https://whiteintel.dev/entity/459a2afc-bfe6-5455-9bfa-34cd66234cdc · Structured JSON: https://whiteintel.dev/api/public/dossier/459a2afc-bfe6-5455-9bfa-34cd66234cdc._

_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"._