---
title: "Mr James Grant Marriner — Ownership Dossier"
canonical: https://whiteintel.dev/entity/2c92c6cb-cd77-5a53-9ce1-e89fa6a40d81
json: https://whiteintel.dev/api/public/dossier/2c92c6cb-cd77-5a53-9ce1-e89fa6a40d81
identifier: oo-person:GB-COH-PER-09509517-7ghSK5Lhq6XJhJpWj5ZK14CEykE
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr James Grant Marriner

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `oo-person:GB-COH-PER-09509517-7ghSK5Lhq6XJhJpWj5ZK14CEykE`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/2c92c6cb-cd77-5a53-9ce1-e89fa6a40d81  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/2c92c6cb-cd77-5a53-9ce1-e89fa6a40d81  

## Ownership & control

### Holdings / subsidiaries

- **J.A.M. ENGINEERING LTD** (beneficial owner) — 100% — https://whiteintel.dev/entity/bb6bbce0-16c5-57c3-9ccc-97a2ed71259b

## Provenance

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

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr James Grant Marriner**. Human view: https://whiteintel.dev/entity/2c92c6cb-cd77-5a53-9ce1-e89fa6a40d81 · Structured JSON: https://whiteintel.dev/api/public/dossier/2c92c6cb-cd77-5a53-9ce1-e89fa6a40d81._

_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"._