---
title: "Mr John Sinclair — Ownership Dossier"
canonical: https://whiteintel.dev/entity/e6c190d9-77a3-42c0-b82b-e41b33f4c3ff
json: https://whiteintel.dev/api/public/dossier/e6c190d9-77a3-42c0-b82b-e41b33f4c3ff
identifier: psc:KOtpTgOTKOYoPFaPLcn1bzrbk8Y
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr John Sinclair

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:KOtpTgOTKOYoPFaPLcn1bzrbk8Y`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/e6c190d9-77a3-42c0-b82b-e41b33f4c3ff  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/e6c190d9-77a3-42c0-b82b-e41b33f4c3ff  

## Ownership & control

### Holdings / subsidiaries

- **JSL BRICKWORK LTD** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/5cf5cc7e-b96c-5fea-b8ed-0aa154cb44d5

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr John Sinclair**. Human view: https://whiteintel.dev/entity/e6c190d9-77a3-42c0-b82b-e41b33f4c3ff · Structured JSON: https://whiteintel.dev/api/public/dossier/e6c190d9-77a3-42c0-b82b-e41b33f4c3ff._

_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"._