---
title: "SPENGLER WILLIAM — Ownership Dossier"
canonical: https://whiteintel.dev/entity/d521abea-8445-5167-90bf-e2530bd45a66
json: https://whiteintel.dev/api/public/dossier/d521abea-8445-5167-90bf-e2530bd45a66
identifier: sec:0001297399
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# SPENGLER WILLIAM

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001297399`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/d521abea-8445-5167-90bf-e2530bd45a66  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/d521abea-8445-5167-90bf-e2530bd45a66  

## Ownership & control

### Holdings / subsidiaries

- **ENDO INTERNATIONAL LTD** (director) — https://whiteintel.dev/entity/71c56f4c-f26b-5e97-a9e5-36d77a51b385
- **ENDO HEALTH SOLUTIONS INC.** (director) — https://whiteintel.dev/entity/9d7baf6e-899e-55c8-b9d8-c0a0476e2b5e
- **ChromaDex Corp.** (officer) — https://whiteintel.dev/entity/2a41ba57-3039-521c-8174-17a4da3cab95
- **ChromaDex Corp.** (director) — https://whiteintel.dev/entity/2a41ba57-3039-521c-8174-17a4da3cab95
- **SMITH & WESSON BRANDS, INC.** (officer) — https://whiteintel.dev/entity/9cd10dcd-02b1-5da7-87cd-fdd7a8c21a29
- **MGI PHARMA INC** (officer) — https://whiteintel.dev/entity/b5e33a52-4a96-55fb-8829-d85f3219abeb

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **SPENGLER WILLIAM**. Human view: https://whiteintel.dev/entity/d521abea-8445-5167-90bf-e2530bd45a66 · Structured JSON: https://whiteintel.dev/api/public/dossier/d521abea-8445-5167-90bf-e2530bd45a66._

_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"._