---
title: "Mr Stewart Marcus Upton — Ownership Dossier"
canonical: https://whiteintel.dev/entity/6a5423f5-e656-4b9c-ab33-693fec260326
json: https://whiteintel.dev/api/public/dossier/6a5423f5-e656-4b9c-ab33-693fec260326
identifier: psc:hz8tfDA3nnm15D75Qa2ty_x2FiQ
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Stewart Marcus Upton

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:hz8tfDA3nnm15D75Qa2ty_x2FiQ`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/6a5423f5-e656-4b9c-ab33-693fec260326  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/6a5423f5-e656-4b9c-ab33-693fec260326  

## Ownership & control

### Holdings / subsidiaries

- **KEOS VAPES LTD** (beneficial owner) — 37.5% — https://whiteintel.dev/entity/ea544e89-d4ff-56ab-a4e3-eee5d7a96c46

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Stewart Marcus Upton**. Human view: https://whiteintel.dev/entity/6a5423f5-e656-4b9c-ab33-693fec260326 · Structured JSON: https://whiteintel.dev/api/public/dossier/6a5423f5-e656-4b9c-ab33-693fec260326._

_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"._