---
title: "Mr John Cardno Sim — Ownership Dossier"
canonical: https://whiteintel.dev/entity/e7fe8178-c5c3-5263-8dbc-d45e81bc75ff
json: https://whiteintel.dev/api/public/dossier/e7fe8178-c5c3-5263-8dbc-d45e81bc75ff
identifier: oo-person:GB-COH-PER-SC248197-EK4QwuvzzKsS6xhR0ffNp29i4a4
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr John Cardno Sim

**Type:** Person  
**Jurisdiction:** GB  
**Identifier:** `oo-person:GB-COH-PER-SC248197-EK4QwuvzzKsS6xhR0ffNp29i4a4`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/e7fe8178-c5c3-5263-8dbc-d45e81bc75ff  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/e7fe8178-c5c3-5263-8dbc-d45e81bc75ff  

## Ownership & control

### Holdings / subsidiaries

- **J & A OFFSHORE SERVICES LTD.** (beneficial owner) — 50% — https://whiteintel.dev/entity/5bcf1390-cfcf-568d-8b64-c7874eeea655

## Provenance

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

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr John Cardno Sim**. Human view: https://whiteintel.dev/entity/e7fe8178-c5c3-5263-8dbc-d45e81bc75ff · Structured JSON: https://whiteintel.dev/api/public/dossier/e7fe8178-c5c3-5263-8dbc-d45e81bc75ff._

_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"._