---
title: "SMITHBURG WILLIAM D — Ownership Dossier"
canonical: https://whiteintel.dev/entity/b7d03562-badf-545f-8fd5-59fd287d7ec8
json: https://whiteintel.dev/api/public/dossier/b7d03562-badf-545f-8fd5-59fd287d7ec8
identifier: sec:0001190304
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# SMITHBURG WILLIAM D

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001190304`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/b7d03562-badf-545f-8fd5-59fd287d7ec8  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/b7d03562-badf-545f-8fd5-59fd287d7ec8  

## Ownership & control

### Holdings / subsidiaries

- **NORTHERN TRUST CORP** (director) — https://whiteintel.dev/entity/dbfe241e-8151-5b93-b277-3f07d0b69684
- **CORNING INC /NY** (director) — https://whiteintel.dev/entity/baf52a67-7705-5de5-8ab6-87809f0de10f
- **JEFFERSON SMURFIT CORP /DE/** (director) — https://whiteintel.dev/entity/95c6c8e6-7e92-5d65-9f7b-2038d28d5ce5
- **ABBOTT LABORATORIES** (director) — https://whiteintel.dev/entity/3e9dd000-e700-59d5-9eee-76f0ca15f130
- **ChromaDex Corp.** (director) — https://whiteintel.dev/entity/2a41ba57-3039-521c-8174-17a4da3cab95
- **CORNING INC /NY** (other) — https://whiteintel.dev/entity/baf52a67-7705-5de5-8ab6-87809f0de10f
- **NORTHERN TRUST CORP** (other) — https://whiteintel.dev/entity/dbfe241e-8151-5b93-b277-3f07d0b69684

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **SMITHBURG WILLIAM D**. Human view: https://whiteintel.dev/entity/b7d03562-badf-545f-8fd5-59fd287d7ec8 · Structured JSON: https://whiteintel.dev/api/public/dossier/b7d03562-badf-545f-8fd5-59fd287d7ec8._

_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"._