---
title: "Miss Katherine Grant Mackenzie — Ownership Dossier"
canonical: https://whiteintel.dev/entity/ef2ecbc6-1b3a-5fc3-9651-0b52fc15c2ca
json: https://whiteintel.dev/api/public/dossier/ef2ecbc6-1b3a-5fc3-9651-0b52fc15c2ca
identifier: oo-person:GB-COH-PER-12440813-1XldKQ8MOlCCt9TDefa9C02cL5I
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Miss Katherine Grant Mackenzie

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `oo-person:GB-COH-PER-12440813-1XldKQ8MOlCCt9TDefa9C02cL5I`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/ef2ecbc6-1b3a-5fc3-9651-0b52fc15c2ca  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/ef2ecbc6-1b3a-5fc3-9651-0b52fc15c2ca  

## Ownership & control

### Holdings / subsidiaries

- **BLACK SPARROW HOLDINGS LIMITED** (beneficial owner) — 100% — https://whiteintel.dev/entity/394501e5-15e8-5625-b90b-a7a9bf64a0a4

## Provenance

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

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Miss Katherine Grant Mackenzie**. Human view: https://whiteintel.dev/entity/ef2ecbc6-1b3a-5fc3-9651-0b52fc15c2ca · Structured JSON: https://whiteintel.dev/api/public/dossier/ef2ecbc6-1b3a-5fc3-9651-0b52fc15c2ca._

_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"._