---
title: "Lyon Shawn M — Ownership Dossier"
canonical: https://whiteintel.dev/entity/ff8c1014-c2f2-510e-ac3b-0a069af861fd
json: https://whiteintel.dev/api/public/dossier/ff8c1014-c2f2-510e-ac3b-0a069af861fd
identifier: sec:0001948454
jurisdiction: US
risk: Medium
source: WhiteIntel corporate-ownership graph
---

# Lyon Shawn M

**Type:** Person  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001948454`  
**Risk level:** Medium  
**Canonical dossier:** https://whiteintel.dev/entity/ff8c1014-c2f2-510e-ac3b-0a069af861fd  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/ff8c1014-c2f2-510e-ac3b-0a069af861fd  

## Ownership & control

### Holdings / subsidiaries

- **MPLX LP** (officer) — https://whiteintel.dev/entity/6ff8df4a-00c2-5d6a-9a8e-d66008f8a21a
- **Marathon Petroleum Corp** (officer) — https://whiteintel.dev/entity/71da930a-91cb-5844-9d8a-a3e9a911be8b
- **MPLX LP** (officer) — https://whiteintel.dev/entity/6ff8df4a-00c2-5d6a-9a8e-d66008f8a21a
- **Marathon Petroleum Corp** (officer) — https://whiteintel.dev/entity/71da930a-91cb-5844-9d8a-a3e9a911be8b
- **MPLX LP** (officer) — https://whiteintel.dev/entity/6ff8df4a-00c2-5d6a-9a8e-d66008f8a21a

## 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 **Lyon Shawn M** — https://whiteintel.dev/entity/ff8c1014-c2f2-510e-ac3b-0a069af861fd · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Lyon Shawn M**. Human view: https://whiteintel.dev/entity/ff8c1014-c2f2-510e-ac3b-0a069af861fd · Structured JSON: https://whiteintel.dev/api/public/dossier/ff8c1014-c2f2-510e-ac3b-0a069af861fd._

_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"._