---
title: "Helen Joyce Mayhew — Ownership Dossier"
canonical: https://whiteintel.dev/entity/caa894f6-2170-53d2-9f34-c8d7f5d56338
json: https://whiteintel.dev/api/public/dossier/caa894f6-2170-53d2-9f34-c8d7f5d56338
identifier: oo-person:GB-COH-PER-02999093-9aEmSOpX1wNkxNwUHWNMf1Zato4
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Helen Joyce Mayhew

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo-person:GB-COH-PER-02999093-9aEmSOpX1wNkxNwUHWNMf1Zato4`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/caa894f6-2170-53d2-9f34-c8d7f5d56338  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/caa894f6-2170-53d2-9f34-c8d7f5d56338  

## Ownership & control

### Holdings / subsidiaries

- **P. & H. MAYHEW & SON LIMITED** (beneficial owner) — 50% — https://whiteintel.dev/entity/28f24395-a7c0-5b56-bb85-4e645c6ac813

## Provenance

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

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Helen Joyce Mayhew**. Human view: https://whiteintel.dev/entity/caa894f6-2170-53d2-9f34-c8d7f5d56338 · Structured JSON: https://whiteintel.dev/api/public/dossier/caa894f6-2170-53d2-9f34-c8d7f5d56338._

_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"._