---
title: "Mr Joelis Mendez Sierra — Ownership Dossier"
canonical: https://whiteintel.dev/entity/aa678a19-aaea-4053-ab18-9688657cf208
json: https://whiteintel.dev/api/public/dossier/aa678a19-aaea-4053-ab18-9688657cf208
identifier: psc:sNvVd36OqSBysnZfj3-w4M9lUxQ
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Joelis Mendez Sierra

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:sNvVd36OqSBysnZfj3-w4M9lUxQ`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/aa678a19-aaea-4053-ab18-9688657cf208  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/aa678a19-aaea-4053-ab18-9688657cf208  

## Ownership & control

### Holdings / subsidiaries

- **JSM SPARK LIMITED** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/695d9f80-ae5b-5bd3-8aca-7b4c8df807b6

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Joelis Mendez Sierra**. Human view: https://whiteintel.dev/entity/aa678a19-aaea-4053-ab18-9688657cf208 · Structured JSON: https://whiteintel.dev/api/public/dossier/aa678a19-aaea-4053-ab18-9688657cf208._

_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"._