---
title: "WILLIAM — Ownership Dossier"
canonical: https://whiteintel.dev/entity/641ddc08-1955-5aa2-9825-de83fb40cb33
json: https://whiteintel.dev/api/public/dossier/641ddc08-1955-5aa2-9825-de83fb40cb33
identifier: fr-siren:528451321
jurisdiction: FR
source: WhiteIntel corporate-ownership graph
---

# WILLIAM

**Type:** Company  
**Jurisdiction:** [FR](https://whiteintel.dev/jurisdictions/fr)  
**Identifier:** `fr-siren:528451321`  
**Canonical dossier:** https://whiteintel.dev/entity/641ddc08-1955-5aa2-9825-de83fb40cb33  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/641ddc08-1955-5aa2-9825-de83fb40cb33  

## Registry profile

- **Status:** A  
- **Legal form:** Société par actions simplifiée (SAS) `5710`  
- **Activity:** Construction `43.22A`  
- **Incorporated:** 2010-10-01  
- **Size category:** PME  
- **Employees band:** 11  
- **Source:** INSEE-SIRENE  

## Provenance

- sirene — https://annuaire-entreprises.data.gouv.fr/entreprise/528451321

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **WILLIAM**. Human view: https://whiteintel.dev/entity/641ddc08-1955-5aa2-9825-de83fb40cb33 · Structured JSON: https://whiteintel.dev/api/public/dossier/641ddc08-1955-5aa2-9825-de83fb40cb33._

_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"._