---
title: "SIEBECKER WALTER F — Ownership Dossier"
canonical: https://whiteintel.dev/entity/0cf6fc25-7228-5291-b8cf-9e596d9fb6c6
json: https://whiteintel.dev/api/public/dossier/0cf6fc25-7228-5291-b8cf-9e596d9fb6c6
identifier: sec:0001164872
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# SIEBECKER WALTER F

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001164872`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/0cf6fc25-7228-5291-b8cf-9e596d9fb6c6  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/0cf6fc25-7228-5291-b8cf-9e596d9fb6c6  

## Ownership & control

### Holdings / subsidiaries

- **FACTSET RESEARCH SYSTEMS INC** (director) — https://whiteintel.dev/entity/d7cbeb54-2a76-5c11-98fd-6389b48a5245

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **SIEBECKER WALTER F**. Human view: https://whiteintel.dev/entity/0cf6fc25-7228-5291-b8cf-9e596d9fb6c6 · Structured JSON: https://whiteintel.dev/api/public/dossier/0cf6fc25-7228-5291-b8cf-9e596d9fb6c6._

_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"._