---
title: "GALLAGHER MICHAEL K — Ownership Dossier"
canonical: https://whiteintel.dev/entity/a2bceea8-2d4d-5dec-87d6-9ca44025cdd9
json: https://whiteintel.dev/api/public/dossier/a2bceea8-2d4d-5dec-87d6-9ca44025cdd9
identifier: sec:0001293469
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# GALLAGHER MICHAEL K

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001293469`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/a2bceea8-2d4d-5dec-87d6-9ca44025cdd9  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/a2bceea8-2d4d-5dec-87d6-9ca44025cdd9  

## Ownership & control

### Holdings / subsidiaries

- **CABLETRON SYSTEMS INC** (director) — https://whiteintel.dev/entity/66c5c98a-2e17-5bf0-8162-a9f2366589ce
- **ADVANCED RADIO TELECOM CORP** (officer) — https://whiteintel.dev/entity/47390d65-52f9-5d78-b3e9-e68c4aab443d
- **ADVANCED RADIO TELECOM CORP** (director) — https://whiteintel.dev/entity/47390d65-52f9-5d78-b3e9-e68c4aab443d

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **GALLAGHER MICHAEL K**. Human view: https://whiteintel.dev/entity/a2bceea8-2d4d-5dec-87d6-9ca44025cdd9 · Structured JSON: https://whiteintel.dev/api/public/dossier/a2bceea8-2d4d-5dec-87d6-9ca44025cdd9._

_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"._