---
title: "CALLAHAN STEPHEN P — Ownership Dossier"
canonical: https://whiteintel.dev/entity/2c7ecb33-ac40-5774-bb85-ffef898aa9da
json: https://whiteintel.dev/api/public/dossier/2c7ecb33-ac40-5774-bb85-ffef898aa9da
identifier: sec:0001657046
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# CALLAHAN STEPHEN P

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001657046`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/2c7ecb33-ac40-5774-bb85-ffef898aa9da  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/2c7ecb33-ac40-5774-bb85-ffef898aa9da  

## Ownership & control

### Holdings / subsidiaries

- **AEGION CORP** (officer) — https://whiteintel.dev/entity/3eb688d9-3dec-5fde-bdf2-ecb143bcf59a

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **CALLAHAN STEPHEN P**. Human view: https://whiteintel.dev/entity/2c7ecb33-ac40-5774-bb85-ffef898aa9da · Structured JSON: https://whiteintel.dev/api/public/dossier/2c7ecb33-ac40-5774-bb85-ffef898aa9da._

_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"._