---
title: "Mr Martin David Sime — Ownership Dossier"
canonical: https://whiteintel.dev/entity/45d9f04a-dc06-52e3-b02b-c2efda207c4a
json: https://whiteintel.dev/api/public/dossier/45d9f04a-dc06-52e3-b02b-c2efda207c4a
identifier: oo-person:GB-COH-PER-05563003-3ZyyjM7JX8VYdeWPbxI4VAq0Mz8
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Martin David Sime

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo-person:GB-COH-PER-05563003-3ZyyjM7JX8VYdeWPbxI4VAq0Mz8`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/45d9f04a-dc06-52e3-b02b-c2efda207c4a  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/45d9f04a-dc06-52e3-b02b-c2efda207c4a  

## Ownership & control

### Holdings / subsidiaries

- **INDUSTRIAL INTERFACE LIMITED** (beneficial owner) — 50% — https://whiteintel.dev/entity/b202061e-3f78-5709-8bdd-94831571bf83

## Provenance

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

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Martin David Sime**. Human view: https://whiteintel.dev/entity/45d9f04a-dc06-52e3-b02b-c2efda207c4a · Structured JSON: https://whiteintel.dev/api/public/dossier/45d9f04a-dc06-52e3-b02b-c2efda207c4a._

_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"._