---
title: "Mr Hisham Mahmoud Alsiwwi — Ownership Dossier"
canonical: https://whiteintel.dev/entity/b306407e-74ee-4e38-9f7f-78ea37385c25
json: https://whiteintel.dev/api/public/dossier/b306407e-74ee-4e38-9f7f-78ea37385c25
identifier: psc:RjYv-DvMf52yEp7ddTLZgGr2AbM
jurisdiction: GB
risk: Low
source: WhiteIntel corporate-ownership graph
---

# Mr Hisham Mahmoud Alsiwwi

**Type:** Person  
**Jurisdiction:** [GB](https://whiteintel.dev/jurisdictions/gb)  
**Identifier:** `psc:RjYv-DvMf52yEp7ddTLZgGr2AbM`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/b306407e-74ee-4e38-9f7f-78ea37385c25  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/b306407e-74ee-4e38-9f7f-78ea37385c25  

## Ownership & control

### Holdings / subsidiaries

- **PROSHIELD CLEAING & MAINTENANCE LTD** (beneficial owner) — 87.5% — https://whiteintel.dev/entity/a4765dfd-edd7-4d3a-b928-11ffe41b407f

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **Mr Hisham Mahmoud Alsiwwi**. Human view: https://whiteintel.dev/entity/b306407e-74ee-4e38-9f7f-78ea37385c25 · Structured JSON: https://whiteintel.dev/api/public/dossier/b306407e-74ee-4e38-9f7f-78ea37385c25._

_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"._