---
title: "TRONSBERG-DEIHLE LOUANN E — Ownership Dossier"
canonical: https://whiteintel.dev/entity/f8a60f5b-1a2c-583e-a37f-9cc5c2fa19a0
json: https://whiteintel.dev/api/public/dossier/f8a60f5b-1a2c-583e-a37f-9cc5c2fa19a0
identifier: sec:0001439609
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# TRONSBERG-DEIHLE LOUANN E

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001439609`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/f8a60f5b-1a2c-583e-a37f-9cc5c2fa19a0  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/f8a60f5b-1a2c-583e-a37f-9cc5c2fa19a0  

## Ownership & control

### Holdings / subsidiaries

- **Koppers Holdings Inc.** (officer) — https://whiteintel.dev/entity/53a24497-89e5-572e-baac-9f84b1948100

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **TRONSBERG-DEIHLE LOUANN E**. Human view: https://whiteintel.dev/entity/f8a60f5b-1a2c-583e-a37f-9cc5c2fa19a0 · Structured JSON: https://whiteintel.dev/api/public/dossier/f8a60f5b-1a2c-583e-a37f-9cc5c2fa19a0._

_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"._