---
title: "FLAVIN JOHN L — Ownership Dossier"
canonical: https://whiteintel.dev/entity/5e398726-45e6-5cf7-970f-feed84fbe9ff
json: https://whiteintel.dev/api/public/dossier/5e398726-45e6-5cf7-970f-feed84fbe9ff
identifier: sec:0001126556
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# FLAVIN JOHN L

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001126556`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/5e398726-45e6-5cf7-970f-feed84fbe9ff  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/5e398726-45e6-5cf7-970f-feed84fbe9ff  

## Ownership & control

### Holdings / subsidiaries

- **ADVANCED LIFE SCIENCES HOLDINGS, INC.** (officer) — https://whiteintel.dev/entity/630a3cdc-7458-50df-ba1c-d1da7eee6ad8
- **ADVANCED LIFE SCIENCES HOLDINGS, INC.** (tenpercentowner) — https://whiteintel.dev/entity/630a3cdc-7458-50df-ba1c-d1da7eee6ad8
- **ADVANCED LIFE SCIENCES HOLDINGS, INC.** (director) — https://whiteintel.dev/entity/630a3cdc-7458-50df-ba1c-d1da7eee6ad8
- **PYXIS ONCOLOGY, INC.** (director) — https://whiteintel.dev/entity/059ffdf6-7fee-5eef-a334-eb1d33cc1169

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **FLAVIN JOHN L**. Human view: https://whiteintel.dev/entity/5e398726-45e6-5cf7-970f-feed84fbe9ff · Structured JSON: https://whiteintel.dev/api/public/dossier/5e398726-45e6-5cf7-970f-feed84fbe9ff._

_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"._