---
title: "SEIBERT STEVEN M — Ownership Dossier"
canonical: https://whiteintel.dev/entity/dbf691c7-2ce3-58ba-bc56-26cd75d32cb8
json: https://whiteintel.dev/api/public/dossier/dbf691c7-2ce3-58ba-bc56-26cd75d32cb8
identifier: sec:0001301457
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# SEIBERT STEVEN M

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001301457`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/dbf691c7-2ce3-58ba-bc56-26cd75d32cb8  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/dbf691c7-2ce3-58ba-bc56-26cd75d32cb8  

## Ownership & control

### Holdings / subsidiaries

- **MOSAIC CO** (director) — https://whiteintel.dev/entity/1c287dbe-fd3f-5617-8a36-51f3b53a9849

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **SEIBERT STEVEN M**. Human view: https://whiteintel.dev/entity/dbf691c7-2ce3-58ba-bc56-26cd75d32cb8 · Structured JSON: https://whiteintel.dev/api/public/dossier/dbf691c7-2ce3-58ba-bc56-26cd75d32cb8._

_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"._