---
title: "HORN DAVID C — Ownership Dossier"
canonical: https://whiteintel.dev/entity/dbe8b75e-6830-594a-bb87-ae49dd6e2dfe
json: https://whiteintel.dev/api/public/dossier/dbe8b75e-6830-594a-bb87-ae49dd6e2dfe
identifier: sec:0001227057
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# HORN DAVID C

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001227057`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/dbe8b75e-6830-594a-bb87-ae49dd6e2dfe  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/dbe8b75e-6830-594a-bb87-ae49dd6e2dfe  

## Ownership & control

### Holdings / subsidiaries

- **AK STEEL HOLDING CORP** (officer) — https://whiteintel.dev/entity/f6119ef6-ed7e-585d-a6f8-f2bbf475d06d

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **HORN DAVID C**. Human view: https://whiteintel.dev/entity/dbe8b75e-6830-594a-bb87-ae49dd6e2dfe · Structured JSON: https://whiteintel.dev/api/public/dossier/dbe8b75e-6830-594a-bb87-ae49dd6e2dfe._

_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"._