---
title: "John Mason — Ownership Dossier"
canonical: https://whiteintel.dev/entity/ed292623-955f-4f7a-af4b-8944acd79ff2
json: https://whiteintel.dev/api/public/dossier/ed292623-955f-4f7a-af4b-8944acd79ff2
identifier: psc:htCYWtSwvty1FLJCfpaHR9jpI-4
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# John Mason

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:htCYWtSwvty1FLJCfpaHR9jpI-4`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/ed292623-955f-4f7a-af4b-8944acd79ff2  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/ed292623-955f-4f7a-af4b-8944acd79ff2  

## Cross-source identity

The same real-world entity, resolved across sources:

- **John Mason** — OpenOwnership · `oo-person:GB-COH-PER-11422484-3S2B1Y4kzCRggBm20ppTxRcCfBQ` — https://whiteintel.dev/entity/15019225-7f6a-51de-b8a3-97cbff754263
- **John Mason** — opensanctions_pep · `—` — https://whiteintel.dev/entity/1f8e4b76-d195-40c2-8480-66491925764d
- **John Mason** — source · `psc:3S2B1Y4kzCRggBm20ppTxRcCfBQ` — https://whiteintel.dev/entity/645c75ea-d9cd-438d-abdc-e0861b14cff2
- **John Mason** — source · `psc:XeZE_KQIUyqBllGP4vZS5W9_apc` — https://whiteintel.dev/entity/74756a19-f4e5-4588-b162-09cb3318f7b3
- **John Mason** — wikidata_pep · `wd:Q1700987` — https://whiteintel.dev/entity/b6925040-8a7b-59e3-bfc9-baa97acc040b
- **John Mason** — source · `psc:yXINTplJyQDlI_UUY1WcqN5zeUg` — https://whiteintel.dev/entity/e128aee9-d35c-4acd-9a9e-2e581e5f0b85

## Ownership & control

### Holdings / subsidiaries

- **JEM COURIERS LTD** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/e1a260d4-4008-43ac-8b9a-daafb5a5a598

## Sanctions / PEP screening (name match — unverified)

These are possible matches **by name only** — not confirmed as the same person/entity. Verify identity (date of birth, nationality, ID) before relying on this.

- **PEP** — [Name matches a screened record — verify against the cited sources](https://whiteintel.dev/entity/1f8e4b76-d195-40c2-8480-66491925764d)
- **PEP** — [Name matches a screened record — verify against the cited sources](https://whiteintel.dev/entity/b6925040-8a7b-59e3-bfc9-baa97acc040b)

## Risk signals

- **PEP** (Medium): Flagged as a politically exposed person (PEP) by OpenSanctions — view the record at the source (via resolved record)
- **PEP** (Medium): Politically Exposed Person (via resolved record)

## 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 **John Mason** — https://whiteintel.dev/entity/ed292623-955f-4f7a-af4b-8944acd79ff2 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **John Mason**. Human view: https://whiteintel.dev/entity/ed292623-955f-4f7a-af4b-8944acd79ff2 · Structured JSON: https://whiteintel.dev/api/public/dossier/ed292623-955f-4f7a-af4b-8944acd79ff2._

_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"._