---
title: "SWAN BARBARA J — Ownership Dossier"
canonical: https://whiteintel.dev/entity/12ea78b8-3ac0-5f6c-b5c8-fd39ea9a69a7
json: https://whiteintel.dev/api/public/dossier/12ea78b8-3ac0-5f6c-b5c8-fd39ea9a69a7
identifier: sec:0001209112
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# SWAN BARBARA J

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001209112`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/12ea78b8-3ac0-5f6c-b5c8-fd39ea9a69a7  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/12ea78b8-3ac0-5f6c-b5c8-fd39ea9a69a7  

## Ownership & control

### Holdings / subsidiaries

- **ALLIANT ENERGY CORP** (officer) — https://whiteintel.dev/entity/3ae3540e-a9c5-5670-a130-b569363bacf5

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **SWAN BARBARA J**. Human view: https://whiteintel.dev/entity/12ea78b8-3ac0-5f6c-b5c8-fd39ea9a69a7 · Structured JSON: https://whiteintel.dev/api/public/dossier/12ea78b8-3ac0-5f6c-b5c8-fd39ea9a69a7._

_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"._