---
title: "Mr Guy Deacon Trezona — Ownership Dossier"
canonical: https://whiteintel.dev/entity/455cb551-bbce-4875-bdff-ec5a3d89b552
json: https://whiteintel.dev/api/public/dossier/455cb551-bbce-4875-bdff-ec5a3d89b552
identifier: psc:5DaRHFCTTdXoAJnJjb5kEYm4DYY
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Guy Deacon Trezona

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:5DaRHFCTTdXoAJnJjb5kEYm4DYY`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/455cb551-bbce-4875-bdff-ec5a3d89b552  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/455cb551-bbce-4875-bdff-ec5a3d89b552  

## Ownership & control

### Holdings / subsidiaries

- **THE MALVERN WATER COMPANY LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/f4222ecf-fa22-5ea6-b48f-274c33129eff

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Guy Deacon Trezona**. Human view: https://whiteintel.dev/entity/455cb551-bbce-4875-bdff-ec5a3d89b552 · Structured JSON: https://whiteintel.dev/api/public/dossier/455cb551-bbce-4875-bdff-ec5a3d89b552._

_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"._