---
title: "KOSHKIN JEFF — Ownership Dossier"
canonical: https://whiteintel.dev/entity/ae2bb226-daa2-5d65-ab58-5efa27b5cf01
json: https://whiteintel.dev/api/public/dossier/ae2bb226-daa2-5d65-ab58-5efa27b5cf01
identifier: sec:0001644377
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# KOSHKIN JEFF

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001644377`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/ae2bb226-daa2-5d65-ab58-5efa27b5cf01  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/ae2bb226-daa2-5d65-ab58-5efa27b5cf01  

## Ownership & control

### Holdings / subsidiaries

- **CALPINE CORP** (officer) — https://whiteintel.dev/entity/9ba55869-961b-5b6e-9096-df3aeab543f1

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **KOSHKIN JEFF**. Human view: https://whiteintel.dev/entity/ae2bb226-daa2-5d65-ab58-5efa27b5cf01 · Structured JSON: https://whiteintel.dev/api/public/dossier/ae2bb226-daa2-5d65-ab58-5efa27b5cf01._

_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"._