---
title: "Mr William Porter — Ownership Dossier"
canonical: https://whiteintel.dev/entity/26e6615d-e0ee-4eab-9089-b5f40d42eef6
json: https://whiteintel.dev/api/public/dossier/26e6615d-e0ee-4eab-9089-b5f40d42eef6
identifier: psc:z4xMwan0gigzY2OzHGQL53zpflc
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr William Porter

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:z4xMwan0gigzY2OzHGQL53zpflc`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/26e6615d-e0ee-4eab-9089-b5f40d42eef6  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/26e6615d-e0ee-4eab-9089-b5f40d42eef6  

## Ownership & control

### Holdings / subsidiaries

- **SERCY LTD** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/5dd91986-028b-55a9-bab6-825af15932ee

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr William Porter**. Human view: https://whiteintel.dev/entity/26e6615d-e0ee-4eab-9089-b5f40d42eef6 · Structured JSON: https://whiteintel.dev/api/public/dossier/26e6615d-e0ee-4eab-9089-b5f40d42eef6._

_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"._