---
title: "BIERBAUM JOHN F — Ownership Dossier"
canonical: https://whiteintel.dev/entity/7c733ccd-cbfc-57c1-9d49-6377cecff741
json: https://whiteintel.dev/api/public/dossier/7c733ccd-cbfc-57c1-9d49-6377cecff741
identifier: sec:0001197994
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# BIERBAUM JOHN F

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001197994`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/7c733ccd-cbfc-57c1-9d49-6377cecff741  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/7c733ccd-cbfc-57c1-9d49-6377cecff741  

## Ownership & control

### Holdings / subsidiaries

- **NORTHFIELD LABORATORIES INC /DE/** (director) — https://whiteintel.dev/entity/c12ac270-817a-5a2f-b84e-01656fdc1403

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **BIERBAUM JOHN F**. Human view: https://whiteintel.dev/entity/7c733ccd-cbfc-57c1-9d49-6377cecff741 · Structured JSON: https://whiteintel.dev/api/public/dossier/7c733ccd-cbfc-57c1-9d49-6377cecff741._

_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"._