---
title: "BRENNAN MICHAEL J — Ownership Dossier"
canonical: https://whiteintel.dev/entity/e210ca2f-e592-558e-a853-0728287607d7
json: https://whiteintel.dev/api/public/dossier/e210ca2f-e592-558e-a853-0728287607d7
identifier: sec:0001225715
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# BRENNAN MICHAEL J

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001225715`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/e210ca2f-e592-558e-a853-0728287607d7  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/e210ca2f-e592-558e-a853-0728287607d7  

## Ownership & control

### Holdings / subsidiaries

- **CASELLA WASTE SYSTEMS INC** (officer) — https://whiteintel.dev/entity/7c4b298f-ccd8-5a6d-ac64-faeae63560d7

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **BRENNAN MICHAEL J**. Human view: https://whiteintel.dev/entity/e210ca2f-e592-558e-a853-0728287607d7 · Structured JSON: https://whiteintel.dev/api/public/dossier/e210ca2f-e592-558e-a853-0728287607d7._

_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"._