---
title: "Sommer - Partick — Ownership Dossier"
canonical: https://whiteintel.dev/entity/d9136bba-dbd2-52af-8a95-a3f55b73f8bc
json: https://whiteintel.dev/api/public/dossier/d9136bba-dbd2-52af-8a95-a3f55b73f8bc
identifier: icij:icijol-80126545
jurisdiction: CH
risk: Medium
source: WhiteIntel corporate-ownership graph
---

# Sommer - Partick

**Type:** Organization  
**Jurisdiction:** CH  
**Identifier:** `icij:icijol-80126545`  
**Risk level:** Medium  
**Canonical dossier:** https://whiteintel.dev/entity/d9136bba-dbd2-52af-8a95-a3f55b73f8bc  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/d9136bba-dbd2-52af-8a95-a3f55b73f8bc  

## Ownership & control

### Holdings / subsidiaries

- **Holpac Limited** (director of) — https://whiteintel.dev/entity/44001564-13b0-5ad9-b419-59feae27db6f
- **Holcim Overseas Finance Ltd.** (secretary of) — https://whiteintel.dev/entity/8c1a4ae6-44e5-521d-bb02-ace85ebbcf9c
- **Cement Intellectual Property Ltd.** (director of) — https://whiteintel.dev/entity/f64e1965-8151-531f-b733-be1b9268b62b
- **Cement Intellectual Property Ltd.** (president of) — https://whiteintel.dev/entity/f64e1965-8151-531f-b733-be1b9268b62b
- **Holcim European Finance Ltd.** (secretary of) — https://whiteintel.dev/entity/251f8c81-91c8-55ba-b7c4-f3c475b66ebc
- **Holcim Asia Finance Ltd.** (secretary of) — https://whiteintel.dev/entity/5f4b26a1-cf51-5480-bd5e-bfdc8d684291

## Provenance

- ICIJ Offshore Leaks — https://offshoreleaks.icij.org/nodes/80126545

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Sommer - Partick**. Human view: https://whiteintel.dev/entity/d9136bba-dbd2-52af-8a95-a3f55b73f8bc · Structured JSON: https://whiteintel.dev/api/public/dossier/d9136bba-dbd2-52af-8a95-a3f55b73f8bc._

_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"._