---
title: "Mr Jason March — Ownership Dossier"
canonical: https://whiteintel.dev/entity/45f3a200-dfa2-4cbb-ace2-c4304c09da78
json: https://whiteintel.dev/api/public/dossier/45f3a200-dfa2-4cbb-ace2-c4304c09da78
identifier: psc:3JiJT9nltKr0nfyoDZusmrVm-TM
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Jason March

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:3JiJT9nltKr0nfyoDZusmrVm-TM`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/45f3a200-dfa2-4cbb-ace2-c4304c09da78  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/45f3a200-dfa2-4cbb-ace2-c4304c09da78  

## Ownership & control

### Holdings / subsidiaries

- **GREYPOINT CONSTRUCTION LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/346b49ad-1b7b-5790-bc9d-8b52aefbe566

## Get the full, resolved dossier (agent-callable)

The above is the free teaser. The resolved **multi-hop UBO chain**, ownership **%**, full **financial history**, itemised **assets** and the hop-by-hop **exposure path** are the paid depth — callable as tools from your agent:

```bash
npx -y @whiteintel/mcp-server   # then: get_dossier · trace_ownership_path · check_offshore_exposure
```

Or unlock a one-off cited dossier for **Mr Jason March** — https://whiteintel.dev/entity/45f3a200-dfa2-4cbb-ace2-c4304c09da78 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Jason March**. Human view: https://whiteintel.dev/entity/45f3a200-dfa2-4cbb-ace2-c4304c09da78 · Structured JSON: https://whiteintel.dev/api/public/dossier/45f3a200-dfa2-4cbb-ace2-c4304c09da78._

_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"._