# SIRET Number Lookup — Find Any French Establishment

**Use case:** 

Get the SIRET of any French establishment from a SIREN, name or domain — head office SIRET, NIC, trade name, and whether the site is the registered head office.

## Input

```json
{
  "items": [],
  "siren": "794598813"
}
```

## Output

```json
{
  "nomEntreprise": {
    "label": "Nom entreprise"
  },
  "siren": {
    "label": "Siren"
  },
  "siret": {
    "label": "Siret"
  },
  "siretSiegeUniteLegale": {
    "label": "Siret siege unite legale"
  },
  "etablissement.siret": {
    "label": "Siret"
  },
  "etablissement.EnseigneEtablissement": {
    "label": "Enseigne etablissement"
  },
  "etablissementSiege": {
    "label": "Etablissement siege"
  },
  "nic": {
    "label": "Nic"
  },
  "nicSiegeUniteLegale": {
    "label": "Nic siege unite legale"
  }
}
```

## About this Actor

This example demonstrates how to use [French Company Registry — SIREN, SIRET, NAF & VAT](https://apify.com/enrich-crm/enrich-crm-french-siren.md) with a specific input configuration. Visit the [Actor detail page](https://apify.com/enrich-crm/enrich-crm-french-siren.md) to learn more, explore other use cases, and run it yourself.


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For full API examples (JavaScript, Python, CLI, MCP, OpenAPI), see this Task's Actor page: https://apify.com/enrich-crm/enrich-crm-french-siren.md

For more details, see Apify documentation as [Markdown index](https://docs.apify.com/llms.txt) and [Markdown full-text](https://docs.apify.com/llms-full.txt).