---
title: "PORTER DOUGLAS W — Ownership Dossier"
canonical: https://whiteintel.dev/entity/fe8a13e3-5170-5ae1-abf5-59aa030d4406
json: https://whiteintel.dev/api/public/dossier/fe8a13e3-5170-5ae1-abf5-59aa030d4406
identifier: sec:0001235683
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# PORTER DOUGLAS W

**Type:** Company  
**Jurisdiction:** US  
**Identifier:** `sec:0001235683`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/fe8a13e3-5170-5ae1-abf5-59aa030d4406  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/fe8a13e3-5170-5ae1-abf5-59aa030d4406  

## Ownership & control

### Holdings / subsidiaries

- **EXPRESS SCRIPTS INC** (officer) — https://whiteintel.dev/entity/2d499b0d-fea9-5aca-ad80-5c7563958795

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **PORTER DOUGLAS W**. Human view: https://whiteintel.dev/entity/fe8a13e3-5170-5ae1-abf5-59aa030d4406 · Structured JSON: https://whiteintel.dev/api/public/dossier/fe8a13e3-5170-5ae1-abf5-59aa030d4406._

_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"._