# Syane

> Energy, digital, and mobility

Business model and tags: B2G, Energy, Public body, Critical infrastructure

## About Syane

Public energy and digital services provider supporting local authorities with electricity, gas, renewable energy, lighting, mobility, and digital infrastructure projects.

## Key facts

- **Industry**: Government Administration
- **Company size**: 51–250 employees
- **Headquarters**: Poisy, Auvergne-Rhône-Alpes, France
- **Founded**: 1950
- **SIREN**: [257400085](https://annuaire-entreprises.data.gouv.fr/entreprise/257400085)
- **Website**: [syane.fr](https://syane.fr/)
- **LinkedIn**: [linkedin.com/company/syane-energies-numerique](https://www.linkedin.com/company/syane-energies-numerique)

## Syane in the news

- [Haute-Savoie : le Syane poursuit le déploiement des bornes de recharge pour véhicules électriques](https://radiomontblanc.fr/article/haute-savoie-le-syane-poursuit-le-deploiement-des-bornes-de-recharge-pour-vehicules-electriques-55489) · radiomontblanc.fr · Oct 6, 2026
  Syane continues to expand its electric vehicle charging infrastructure in Haute-Savoie, with 304 stations active and plans to reach 364 by 2028.
- [Dernière commune de Haute-Savoie à ne pas adhérer au Syane, pourquoi Thonon franchit enfin le pas](https://www.lemessager.fr/649358443/article/2026-10-02/derniere-commune-de-haute-savoie-ne-pas-adherer-au-syane-pourquoi-thonon) · lemessager.fr · Oct 2, 2026
  Thonon, the last municipality in Haute-Savoie, will join Syane on November 1, 2026, which manages critical services like electricity, public lighting, and fiber optics.
- [Haute-Savoie. Joël Baud-Grasset a été réélu président du Syane](https://www.ledauphine.com/economie/2026/06/12/joel-baud-grasset-a-ete-reelu-president-du-syane) · ledauphine.com · Jun 12, 2026
  Joël Baud-Grasset was re-elected president of Syane and outlined his plans for energy and digital development, including expanding EV charging and supporting municipalities.

[See all 20 articles](https://www.tamtam.ai/c/syane/news)

## Syane at a glance

Syane is a B2G company in the Government Administration industry, headquartered in Poisy, Auvergne-Rhône-Alpes, France.

Syane was founded in 1950.

Syane has 51–250 employees.

Syane's SIREN number is 257400085.

## Frequently asked questions about Syane

### How many employees does Syane have?

Syane has 51–250 employees.

### Where is Syane headquartered?

Syane is headquartered in Poisy, Auvergne-Rhône-Alpes, France.

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Company data compiled by Tamtam from public sources and Tamtam's own analysis. Figures marked as estimates are modelled, not reported.

Source: https://www.tamtam.ai/c/syane