---
title: "DUNN WILLIAM H. JR. — Ownership Dossier"
canonical: https://whiteintel.dev/entity/4e09dbbd-8d88-5efa-b08f-57e1ea4472e2
json: https://whiteintel.dev/api/public/dossier/4e09dbbd-8d88-5efa-b08f-57e1ea4472e2
identifier: sec:0001977655
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# DUNN WILLIAM H. JR.

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001977655`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/4e09dbbd-8d88-5efa-b08f-57e1ea4472e2  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/4e09dbbd-8d88-5efa-b08f-57e1ea4472e2  

## Ownership & control

### Holdings / subsidiaries

- **PROTHENA CORP PUBLIC LTD CO** (director) — https://whiteintel.dev/entity/f8b58e51-c8b0-5ca1-b306-30adbac70032

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **DUNN WILLIAM H. JR.**. Human view: https://whiteintel.dev/entity/4e09dbbd-8d88-5efa-b08f-57e1ea4472e2 · Structured JSON: https://whiteintel.dev/api/public/dossier/4e09dbbd-8d88-5efa-b08f-57e1ea4472e2._

_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"._