---
title: "QUIRK BRIAN CHARLES — Ownership Dossier"
canonical: https://whiteintel.dev/entity/c8b03416-eec8-5081-ba50-0f1d71878fce
json: https://whiteintel.dev/api/public/dossier/c8b03416-eec8-5081-ba50-0f1d71878fce
identifier: sec:0001600515
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# QUIRK BRIAN CHARLES

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001600515`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/c8b03416-eec8-5081-ba50-0f1d71878fce  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/c8b03416-eec8-5081-ba50-0f1d71878fce  

## Ownership & control

### Holdings / subsidiaries

- **MKS INSTRUMENTS INC** (officer) — https://whiteintel.dev/entity/d18da2b4-c6c4-5a47-80c4-2a5ff72820a0

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **QUIRK BRIAN CHARLES**. Human view: https://whiteintel.dev/entity/c8b03416-eec8-5081-ba50-0f1d71878fce · Structured JSON: https://whiteintel.dev/api/public/dossier/c8b03416-eec8-5081-ba50-0f1d71878fce._

_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"._