---
title: "PRENTISS ROBERT DEAN — Ownership Dossier"
canonical: https://whiteintel.dev/entity/bea5d86d-6023-5ca2-9267-91f421ba3243
json: https://whiteintel.dev/api/public/dossier/bea5d86d-6023-5ca2-9267-91f421ba3243
identifier: sec:0001425598
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# PRENTISS ROBERT DEAN

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001425598`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/bea5d86d-6023-5ca2-9267-91f421ba3243  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/bea5d86d-6023-5ca2-9267-91f421ba3243  

## Ownership & control

### Holdings / subsidiaries

- **BIOPURE CORP** (other) — https://whiteintel.dev/entity/c89caf04-4f14-569a-86ac-886904a3c739

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **PRENTISS ROBERT DEAN**. Human view: https://whiteintel.dev/entity/bea5d86d-6023-5ca2-9267-91f421ba3243 · Structured JSON: https://whiteintel.dev/api/public/dossier/bea5d86d-6023-5ca2-9267-91f421ba3243._

_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"._