---
title: "COPAN WALTER G — Ownership Dossier"
canonical: https://whiteintel.dev/entity/e40877dc-330c-5e91-b2c5-684029656f3c
json: https://whiteintel.dev/api/public/dossier/e40877dc-330c-5e91-b2c5-684029656f3c
identifier: sec:0001334198
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# COPAN WALTER G

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001334198`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/e40877dc-330c-5e91-b2c5-684029656f3c  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/e40877dc-330c-5e91-b2c5-684029656f3c  

## Ownership & control

### Holdings / subsidiaries

- **CDTI ADVANCED MATERIALS, INC.** (officer) — https://whiteintel.dev/entity/57b4da1c-c8b1-5ca4-8bdd-83c93b909425
- **CDTI ADVANCED MATERIALS, INC.** (other) — https://whiteintel.dev/entity/57b4da1c-c8b1-5ca4-8bdd-83c93b909425

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **COPAN WALTER G**. Human view: https://whiteintel.dev/entity/e40877dc-330c-5e91-b2c5-684029656f3c · Structured JSON: https://whiteintel.dev/api/public/dossier/e40877dc-330c-5e91-b2c5-684029656f3c._

_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"._