---
title: "BREWSTER JOHN P — Ownership Dossier"
canonical: https://whiteintel.dev/entity/bfa3044c-9147-53d8-af7f-0da6a1028532
json: https://whiteintel.dev/api/public/dossier/bfa3044c-9147-53d8-af7f-0da6a1028532
identifier: sec:0001281427
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# BREWSTER JOHN P

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001281427`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/bfa3044c-9147-53d8-af7f-0da6a1028532  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/bfa3044c-9147-53d8-af7f-0da6a1028532  

## Ownership & control

### Holdings / subsidiaries

- **NRG ENERGY, INC.** (officer) — https://whiteintel.dev/entity/a9c0ef57-9e2a-5de9-ac8e-2520aa816c66
- **ECOSPHERE TECHNOLOGIES INC** (director) — https://whiteintel.dev/entity/d1861f6b-b2e3-5344-9041-ed7f3f80b7fb
- **ECOSPHERE TECHNOLOGIES INC** (officer) — https://whiteintel.dev/entity/d1861f6b-b2e3-5344-9041-ed7f3f80b7fb
- **COMPOSITE TECHNOLOGY CORP** (officer) — https://whiteintel.dev/entity/bd72ed53-9336-569e-9ff1-d205b2728a76

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **BREWSTER JOHN P**. Human view: https://whiteintel.dev/entity/bfa3044c-9147-53d8-af7f-0da6a1028532 · Structured JSON: https://whiteintel.dev/api/public/dossier/bfa3044c-9147-53d8-af7f-0da6a1028532._

_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"._