---
title: "LEWIS MARK S — Ownership Dossier"
canonical: https://whiteintel.dev/entity/511302ea-0a2f-5d79-bdb3-0700abe081be
json: https://whiteintel.dev/api/public/dossier/511302ea-0a2f-5d79-bdb3-0700abe081be
identifier: sec:0001189185
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# LEWIS MARK S

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001189185`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/511302ea-0a2f-5d79-bdb3-0700abe081be  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/511302ea-0a2f-5d79-bdb3-0700abe081be  

## Ownership & control

### Holdings / subsidiaries

- **EMC CORP** (officer) — https://whiteintel.dev/entity/f48b9279-1c2e-5ff1-8b93-149e7f83abc1
- **CIBER INC** (director) — https://whiteintel.dev/entity/6fd51432-b1c7-584b-8819-a92e8fb37c9c
- **RIVERBED TECHNOLOGY, INC.** (director) — https://whiteintel.dev/entity/d81d1d05-3e05-5cb9-b07e-ddb9222f2753

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **LEWIS MARK S**. Human view: https://whiteintel.dev/entity/511302ea-0a2f-5d79-bdb3-0700abe081be · Structured JSON: https://whiteintel.dev/api/public/dossier/511302ea-0a2f-5d79-bdb3-0700abe081be._

_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"._