---
title: "ONEILL WILLIAM J JR — Ownership Dossier"
canonical: https://whiteintel.dev/entity/034bd5ab-e7ee-52f0-b63a-95687cce1baf
json: https://whiteintel.dev/api/public/dossier/034bd5ab-e7ee-52f0-b63a-95687cce1baf
identifier: sec:0001230331
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# ONEILL WILLIAM J JR

**Type:** Company  
**Jurisdiction:** US  
**Identifier:** `sec:0001230331`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/034bd5ab-e7ee-52f0-b63a-95687cce1baf  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/034bd5ab-e7ee-52f0-b63a-95687cce1baf  

## Ownership & control

### Holdings / subsidiaries

- **ADVANSOURCE BIOMATERIALS CORP** (director) — https://whiteintel.dev/entity/afac33be-0e3a-52e1-a506-79b7a9198464
- **EDGAR ONLINE INC** (director) — https://whiteintel.dev/entity/d4c6d8cd-bfa6-5094-92f7-e1d54a263c85

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **ONEILL WILLIAM J JR**. Human view: https://whiteintel.dev/entity/034bd5ab-e7ee-52f0-b63a-95687cce1baf · Structured JSON: https://whiteintel.dev/api/public/dossier/034bd5ab-e7ee-52f0-b63a-95687cce1baf._

_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"._