---
title: "BIEGLER DAVID W — Ownership Dossier"
canonical: https://whiteintel.dev/entity/5d9e2ecb-46d6-5e7b-bcd4-7f43448e642e
json: https://whiteintel.dev/api/public/dossier/5d9e2ecb-46d6-5e7b-bcd4-7f43448e642e
identifier: sec:0001222590
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# BIEGLER DAVID W

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001222590`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/5d9e2ecb-46d6-5e7b-bcd4-7f43448e642e  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/5d9e2ecb-46d6-5e7b-bcd4-7f43448e642e  

## Ownership & control

### Holdings / subsidiaries

- **TRINITY INDUSTRIES INC** (director) — https://whiteintel.dev/entity/9518363d-6cdb-53fb-afba-8a86126838fd
- **DYNEGY ILLINOIS INC.** (director) — https://whiteintel.dev/entity/bc1a1d1f-3f56-5ac0-b39c-7ccd9066ef3f
- **SOUTHWEST AIRLINES CO** (director) — https://whiteintel.dev/entity/228eaf7d-6d2d-5384-88cb-63a01f634b4b
- **Arcosa, Inc.** (director) — https://whiteintel.dev/entity/682c8e31-65a8-50b4-b29c-cbfa382bf434
- **SOUTHCROSS ENERGY PARTNERS LLC** (director) — https://whiteintel.dev/entity/daa7849b-d5ac-5594-a741-7588ff3c80d5
- **SOUTHCROSS ENERGY PARTNERS LLC** (officer) — https://whiteintel.dev/entity/daa7849b-d5ac-5594-a741-7588ff3c80d5
- **ANIMAL HEALTH HOLDINGS, INC.** (director) — https://whiteintel.dev/entity/7b6b0ed1-1f2f-5a2d-910c-5a735ad39d71
- **DYNEGY ACQUISITION, INC.** (director) — https://whiteintel.dev/entity/28106fc8-2255-584a-a28e-46eeed28bcf8
- **DYNEGY ACQUISITION, INC.** (officer) — https://whiteintel.dev/entity/28106fc8-2255-584a-a28e-46eeed28bcf8
- **GUARANTY FINANCIAL GROUP INC.** (director) — https://whiteintel.dev/entity/eb7ada93-c7d5-5a68-9de5-3e979e8bb516

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **BIEGLER DAVID W**. Human view: https://whiteintel.dev/entity/5d9e2ecb-46d6-5e7b-bcd4-7f43448e642e · Structured JSON: https://whiteintel.dev/api/public/dossier/5d9e2ecb-46d6-5e7b-bcd4-7f43448e642e._

_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"._