---
title: "Mr Ian William Mackinnon — Ownership Dossier"
canonical: https://whiteintel.dev/entity/cd9e8205-78c0-4eef-b8c4-101de2199e48
json: https://whiteintel.dev/api/public/dossier/cd9e8205-78c0-4eef-b8c4-101de2199e48
identifier: psc:LpWWaNorN2Pe2B00Ht1PslYEKOw
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Ian William Mackinnon

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `psc:LpWWaNorN2Pe2B00Ht1PslYEKOw`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/cd9e8205-78c0-4eef-b8c4-101de2199e48  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/cd9e8205-78c0-4eef-b8c4-101de2199e48  

## Ownership & control

### Holdings / subsidiaries

- **P.T.A. (LONDON) LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/48604cfd-2ff0-5467-b346-98a15a729639

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Ian William Mackinnon**. Human view: https://whiteintel.dev/entity/cd9e8205-78c0-4eef-b8c4-101de2199e48 · Structured JSON: https://whiteintel.dev/api/public/dossier/cd9e8205-78c0-4eef-b8c4-101de2199e48._

_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"._