---
title: "Hannah Mary Hall — Ownership Dossier"
canonical: https://whiteintel.dev/entity/3fe6f124-a61e-487e-9e4a-b76b4f459de2
json: https://whiteintel.dev/api/public/dossier/3fe6f124-a61e-487e-9e4a-b76b4f459de2
identifier: psc:3yvLxp8wF6-6xwsHEUkebYzmgdw
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Hannah Mary Hall

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:3yvLxp8wF6-6xwsHEUkebYzmgdw`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/3fe6f124-a61e-487e-9e4a-b76b4f459de2  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/3fe6f124-a61e-487e-9e4a-b76b4f459de2  

## Ownership & control

### Holdings / subsidiaries

- **GREASE LIGHTNING LTD** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/3adae1c0-7ffb-4ddf-a909-95d21758aeaa

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Hannah Mary Hall**. Human view: https://whiteintel.dev/entity/3fe6f124-a61e-487e-9e4a-b76b4f459de2 · Structured JSON: https://whiteintel.dev/api/public/dossier/3fe6f124-a61e-487e-9e4a-b76b4f459de2._

_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"._