---
title: "Mr Matthew Grassick — Ownership Dossier"
canonical: https://whiteintel.dev/entity/6ee9f60b-5b42-5ffd-8a09-b64bda5b92ef
json: https://whiteintel.dev/api/public/dossier/6ee9f60b-5b42-5ffd-8a09-b64bda5b92ef
identifier: oo-person:GB-COH-PER-12668093-YEOpcjgfh3EbYHRh__ZdeWsHAf0
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Matthew Grassick

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo-person:GB-COH-PER-12668093-YEOpcjgfh3EbYHRh__ZdeWsHAf0`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/6ee9f60b-5b42-5ffd-8a09-b64bda5b92ef  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/6ee9f60b-5b42-5ffd-8a09-b64bda5b92ef  

## Ownership & control

### Holdings / subsidiaries

- **PERFORMANCE ASSESSMENTS LTD** (beneficial owner) — 100% — https://whiteintel.dev/entity/3fe3a883-30cc-57d0-b2de-1b23bbfe559c

## Provenance

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

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Matthew Grassick**. Human view: https://whiteintel.dev/entity/6ee9f60b-5b42-5ffd-8a09-b64bda5b92ef · Structured JSON: https://whiteintel.dev/api/public/dossier/6ee9f60b-5b42-5ffd-8a09-b64bda5b92ef._

_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"._