---
title: "PETRO- SUISSE ENERGY SERVICES LTD. — Ownership Dossier"
canonical: https://whiteintel.dev/entity/4026a3dc-e0d5-5f4d-9ec6-e0c1c9cb2e3b
json: https://whiteintel.dev/api/public/dossier/4026a3dc-e0d5-5f4d-9ec6-e0c1c9cb2e3b
identifier: icij:icijol-101728405
jurisdiction: BB
risk: Medium
source: WhiteIntel corporate-ownership graph
---

# PETRO- SUISSE ENERGY SERVICES LTD.

**Type:** Company  
**Jurisdiction:** BB  
**Identifier:** `icij:icijol-101728405`  
**Risk level:** Medium  
**Canonical dossier:** https://whiteintel.dev/entity/4026a3dc-e0d5-5f4d-9ec6-e0c1c9cb2e3b  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/4026a3dc-e0d5-5f4d-9ec6-e0c1c9cb2e3b  

## Ownership & control

### Owners / controllers

- **WAMPLER JOHN H.** (director of) — https://whiteintel.dev/entity/9b884937-dc1a-532c-947d-e617b1a871bb
- **GASARCH MARK A.** (director of) — https://whiteintel.dev/entity/cbc2f327-4a0f-555f-b820-c37134a6c280
- **GONSALVES LESLIE T.** (director of) — https://whiteintel.dev/entity/7be01df6-49a5-5abc-b2f5-9e51d15686a6

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

1. **WAMPLER JOHN H.** — director of → *PETRO- SUISSE ENERGY SERVICES LTD.*
1. **GASARCH MARK A.** — director of → *PETRO- SUISSE ENERGY SERVICES LTD.*
1. **GONSALVES LESLIE T.** — director of → *PETRO- SUISSE ENERGY SERVICES LTD.*

## Provenance

- ICIJ Offshore Leaks — https://offshoreleaks.icij.org/nodes/101728405

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **PETRO- SUISSE ENERGY SERVICES LTD.**. Human view: https://whiteintel.dev/entity/4026a3dc-e0d5-5f4d-9ec6-e0c1c9cb2e3b · Structured JSON: https://whiteintel.dev/api/public/dossier/4026a3dc-e0d5-5f4d-9ec6-e0c1c9cb2e3b._

_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"._