---
title: "ALEXANDER STEPHEN B — Ownership Dossier"
canonical: https://whiteintel.dev/entity/3cf1cdcc-b431-5d48-a197-60dbd56b2eb8
json: https://whiteintel.dev/api/public/dossier/3cf1cdcc-b431-5d48-a197-60dbd56b2eb8
identifier: sec:0001177261
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# ALEXANDER STEPHEN B

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001177261`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/3cf1cdcc-b431-5d48-a197-60dbd56b2eb8  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/3cf1cdcc-b431-5d48-a197-60dbd56b2eb8  

## Ownership & control

### Holdings / subsidiaries

- **CIENA CORP** (officer) — https://whiteintel.dev/entity/2a1951fc-93e1-5372-bbe4-1e4c02125041

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **ALEXANDER STEPHEN B**. Human view: https://whiteintel.dev/entity/3cf1cdcc-b431-5d48-a197-60dbd56b2eb8 · Structured JSON: https://whiteintel.dev/api/public/dossier/3cf1cdcc-b431-5d48-a197-60dbd56b2eb8._

_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"._