---
title: "Mr John Graeme Barker — Ownership Dossier"
canonical: https://whiteintel.dev/entity/f43d53fa-4bd1-48ab-b6de-de0ccfe3d27b
json: https://whiteintel.dev/api/public/dossier/f43d53fa-4bd1-48ab-b6de-de0ccfe3d27b
identifier: psc:-UADdKkdcOhtjLu_5jjJ32h2GaY
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr John Graeme Barker

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:-UADdKkdcOhtjLu_5jjJ32h2GaY`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/f43d53fa-4bd1-48ab-b6de-de0ccfe3d27b  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/f43d53fa-4bd1-48ab-b6de-de0ccfe3d27b  

## Ownership & control

### Holdings / subsidiaries

- **ERMINE STREET CONSULTANTS LIMITED** (beneficial owner) — 62.5% — https://whiteintel.dev/entity/22f6e493-74b5-5308-b66e-4a306060727f

## Get the full, resolved dossier (agent-callable)

The above is the free teaser. The resolved **multi-hop UBO chain**, ownership **%**, full **financial history**, itemised **assets** and the hop-by-hop **exposure path** are the paid depth — callable as tools from your agent:

```bash
npx -y @whiteintel/mcp-server   # then: get_dossier · trace_ownership_path · check_offshore_exposure
```

Or unlock a one-off cited dossier for **Mr John Graeme Barker** — https://whiteintel.dev/entity/f43d53fa-4bd1-48ab-b6de-de0ccfe3d27b · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr John Graeme Barker**. Human view: https://whiteintel.dev/entity/f43d53fa-4bd1-48ab-b6de-de0ccfe3d27b · Structured JSON: https://whiteintel.dev/api/public/dossier/f43d53fa-4bd1-48ab-b6de-de0ccfe3d27b._

_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"._