---
title: "SIPLING PHILIP J — Ownership Dossier"
canonical: https://whiteintel.dev/entity/68bfe794-c37d-5c0c-b2cd-710e2e7dace6
json: https://whiteintel.dev/api/public/dossier/68bfe794-c37d-5c0c-b2cd-710e2e7dace6
identifier: sec:0001084494
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# SIPLING PHILIP J

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001084494`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/68bfe794-c37d-5c0c-b2cd-710e2e7dace6  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/68bfe794-c37d-5c0c-b2cd-710e2e7dace6  

## Ownership & control

### Holdings / subsidiaries

- **MARTIN MARIETTA MATERIALS INC** (officer) — https://whiteintel.dev/entity/85a522af-98e3-58dd-9477-088f3dd7f30e

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **SIPLING PHILIP J**. Human view: https://whiteintel.dev/entity/68bfe794-c37d-5c0c-b2cd-710e2e7dace6 · Structured JSON: https://whiteintel.dev/api/public/dossier/68bfe794-c37d-5c0c-b2cd-710e2e7dace6._

_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"._