---
title: "SCHIZER DAVID M — Ownership Dossier"
canonical: https://whiteintel.dev/entity/0bfcf73f-cf60-5d29-b2ca-202aa2b2f98d
json: https://whiteintel.dev/api/public/dossier/0bfcf73f-cf60-5d29-b2ca-202aa2b2f98d
identifier: sec:0001424001
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# SCHIZER DAVID M

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001424001`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/0bfcf73f-cf60-5d29-b2ca-202aa2b2f98d  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/0bfcf73f-cf60-5d29-b2ca-202aa2b2f98d  

## Ownership & control

### Holdings / subsidiaries

- **SEACOR HOLDINGS INC** (director) — https://whiteintel.dev/entity/3bd9a850-803a-5c7f-860b-2384f4c5cdf1
- **SAPPHIRE INDUSTRIALS CORP.** (director) — https://whiteintel.dev/entity/54c19759-b1e8-5952-903d-9d932474249b

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **SCHIZER DAVID M**. Human view: https://whiteintel.dev/entity/0bfcf73f-cf60-5d29-b2ca-202aa2b2f98d · Structured JSON: https://whiteintel.dev/api/public/dossier/0bfcf73f-cf60-5d29-b2ca-202aa2b2f98d._

_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"._