---
title: "KRANTZ JAMES A — Ownership Dossier"
canonical: https://whiteintel.dev/entity/7dd9d6d2-12e4-5f49-ba5f-fa52275298e3
json: https://whiteintel.dev/api/public/dossier/7dd9d6d2-12e4-5f49-ba5f-fa52275298e3
identifier: sec:0001370690
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# KRANTZ JAMES A

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001370690`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/7dd9d6d2-12e4-5f49-ba5f-fa52275298e3  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/7dd9d6d2-12e4-5f49-ba5f-fa52275298e3  

## Ownership & control

### Holdings / subsidiaries

- **PLATINUM UNDERWRITERS HOLDINGS LTD** (officer) — https://whiteintel.dev/entity/93a79f1c-916b-5938-a4e6-1f7acd8a4adc

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **KRANTZ JAMES A**. Human view: https://whiteintel.dev/entity/7dd9d6d2-12e4-5f49-ba5f-fa52275298e3 · Structured JSON: https://whiteintel.dev/api/public/dossier/7dd9d6d2-12e4-5f49-ba5f-fa52275298e3._

_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"._