---
title: "SIMPSON JOHN B PH D MD — Ownership Dossier"
canonical: https://whiteintel.dev/entity/11dbd6e3-1b0d-57f2-8ea3-b2c94aaa77f2
json: https://whiteintel.dev/api/public/dossier/11dbd6e3-1b0d-57f2-8ea3-b2c94aaa77f2
identifier: sec:0001007708
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# SIMPSON JOHN B PH D MD

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001007708`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/11dbd6e3-1b0d-57f2-8ea3-b2c94aaa77f2  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/11dbd6e3-1b0d-57f2-8ea3-b2c94aaa77f2  

## Ownership & control

### Holdings / subsidiaries

- **FOX HOLLOW TECHNOLOGIES INC** (tenpercentowner) — https://whiteintel.dev/entity/dcb3043e-57d1-5cc5-849a-6b21474b0142
- **FOX HOLLOW TECHNOLOGIES INC** (director) — https://whiteintel.dev/entity/dcb3043e-57d1-5cc5-849a-6b21474b0142
- **FOX HOLLOW TECHNOLOGIES INC** (officer) — https://whiteintel.dev/entity/dcb3043e-57d1-5cc5-849a-6b21474b0142
- **Avinger Inc** (tenpercentowner) — https://whiteintel.dev/entity/91f4132a-19c7-5c97-9bea-eea5d5a26f99
- **Avinger Inc** (director) — https://whiteintel.dev/entity/91f4132a-19c7-5c97-9bea-eea5d5a26f99
- **Avinger Inc** (officer) — https://whiteintel.dev/entity/91f4132a-19c7-5c97-9bea-eea5d5a26f99
- **EV3 INC.** (officer) — https://whiteintel.dev/entity/1a8f062a-ec07-52f3-90c7-6388b2ec7eb5
- **EV3 INC.** (director) — https://whiteintel.dev/entity/1a8f062a-ec07-52f3-90c7-6388b2ec7eb5

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **SIMPSON JOHN B PH D MD**. Human view: https://whiteintel.dev/entity/11dbd6e3-1b0d-57f2-8ea3-b2c94aaa77f2 · Structured JSON: https://whiteintel.dev/api/public/dossier/11dbd6e3-1b0d-57f2-8ea3-b2c94aaa77f2._

_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"._