---
title: "Mr John William Hay-Arthur — Ownership Dossier"
canonical: https://whiteintel.dev/entity/cca243cb-5a1c-5a5e-9a79-b02da0a6ebbb
json: https://whiteintel.dev/api/public/dossier/cca243cb-5a1c-5a5e-9a79-b02da0a6ebbb
identifier: oo-person:GB-COH-PER-02014481-aXSIkCcUXX6GWdzGvmQkWBNF71g
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr John William Hay-Arthur

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `oo-person:GB-COH-PER-02014481-aXSIkCcUXX6GWdzGvmQkWBNF71g`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/cca243cb-5a1c-5a5e-9a79-b02da0a6ebbb  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/cca243cb-5a1c-5a5e-9a79-b02da0a6ebbb  

## Ownership & control

### Holdings / subsidiaries

- **GUIDEAIM LIMITED** (beneficial owner) — 50% — https://whiteintel.dev/entity/13e75f57-6918-53af-a20c-2745953fc13c

## Provenance

- OpenOwnership — https://www.openownership.org

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr John William Hay-Arthur**. Human view: https://whiteintel.dev/entity/cca243cb-5a1c-5a5e-9a79-b02da0a6ebbb · Structured JSON: https://whiteintel.dev/api/public/dossier/cca243cb-5a1c-5a5e-9a79-b02da0a6ebbb._

_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"._