---
title: "SEMCO ENERGY INC — Ownership Dossier"
canonical: https://whiteintel.dev/entity/a3e5bf01-fd2e-576e-86dc-168cca145118
json: https://whiteintel.dev/api/public/dossier/a3e5bf01-fd2e-576e-86dc-168cca145118
identifier: sec:0000277158
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# SEMCO ENERGY INC

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0000277158`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/a3e5bf01-fd2e-576e-86dc-168cca145118  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/a3e5bf01-fd2e-576e-86dc-168cca145118  

## Ownership & control

### UBO chain (walk to the ultimate owner)

A **19-step** ownership/control chain to the ultimate beneficial owner is resolved for this entity. The full cited chain unlocks with a paid API key or a one-off dossier — https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **SEMCO ENERGY INC**. Human view: https://whiteintel.dev/entity/a3e5bf01-fd2e-576e-86dc-168cca145118 · Structured JSON: https://whiteintel.dev/api/public/dossier/a3e5bf01-fd2e-576e-86dc-168cca145118._

_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"._