---
title: "RHIAN JACK — Ownership Dossier"
canonical: https://whiteintel.dev/entity/ebeb9fb4-eccf-5b18-ba90-7dd342c45638
json: https://whiteintel.dev/api/public/dossier/ebeb9fb4-eccf-5b18-ba90-7dd342c45638
identifier: sec:0001216999
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# RHIAN JACK

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001216999`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/ebeb9fb4-eccf-5b18-ba90-7dd342c45638  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/ebeb9fb4-eccf-5b18-ba90-7dd342c45638  

## Ownership & control

### Holdings / subsidiaries

- **AMERICAN MEDICAL ALERT CORP** (officer) — https://whiteintel.dev/entity/e825207b-80b9-525a-8c0f-7ac3283059a5
- **AMERICAN MEDICAL ALERT CORP** (director) — https://whiteintel.dev/entity/e825207b-80b9-525a-8c0f-7ac3283059a5

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **RHIAN JACK**. Human view: https://whiteintel.dev/entity/ebeb9fb4-eccf-5b18-ba90-7dd342c45638 · Structured JSON: https://whiteintel.dev/api/public/dossier/ebeb9fb4-eccf-5b18-ba90-7dd342c45638._

_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"._