---
title: "QUEST DIAGNOSTICS INC — Ownership Dossier"
canonical: https://whiteintel.dev/entity/f00476bd-1dbe-5bbc-833a-2b80cee8d609
json: https://whiteintel.dev/api/public/dossier/f00476bd-1dbe-5bbc-833a-2b80cee8d609
identifier: sec:0001022079
jurisdiction: US
risk: High
source: WhiteIntel corporate-ownership graph
---

# QUEST DIAGNOSTICS INC

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001022079`  
**Risk level:** High  
**Canonical dossier:** https://whiteintel.dev/entity/f00476bd-1dbe-5bbc-833a-2b80cee8d609  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/f00476bd-1dbe-5bbc-833a-2b80cee8d609  

## Ownership & control

### Owners / controllers

- **GLAXOSMITHKLINE PLC** (tenpercentowner) — https://whiteintel.dev/entity/c50c635a-a057-547c-90cd-d21ec818140c

### Holdings / subsidiaries

- **CELERA CORP** (tenpercentowner) — https://whiteintel.dev/entity/a23c01a9-33f3-5ffd-b7dd-37c06f0d4431
- **Aspira Women's Health Inc.** (tenpercentowner) — https://whiteintel.dev/entity/1937762e-f0fb-5c4f-848a-d3bdd830929d

### UBO chain (walk to the ultimate owner)

A **97-step** ownership/control chain to the ultimate beneficial owner is resolved for this entity. The full cited chain unlocks with a paid API key or a one-off dossier — https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **QUEST DIAGNOSTICS INC**. Human view: https://whiteintel.dev/entity/f00476bd-1dbe-5bbc-833a-2b80cee8d609 · Structured JSON: https://whiteintel.dev/api/public/dossier/f00476bd-1dbe-5bbc-833a-2b80cee8d609._

_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"._