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Designer, integrator and maintainer of multi-technical solutions

Guided by its human-centered values and a strong ability to adapt, Snef supports major societal changes in the fields of energy, environmental sustainability, and digital technology.

Energy at the heart of our expertise

Snef designs and integrates electrical and energy optimization systems, industrial process control and monitoring systems (instrumentation and control), security systems (perimeter surveillance, access control, video surveillance, biometrics), and HVAC systems, and manages the maintenance and operation of facilities in complex environments.

1,1 B€

turnover

8 250

Employees

14

International locations

80

Locations in France

Our businesses and expertise

  • Electrical engineering

    We design and deploy electrical networks and systems for all types of installation, covering high and low voltage, distribution, substations, connections, switchboards and lightning protection.

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  • Industrial electrical engineering

    In industrial environments, we complete our range of services in electrical systems and networks engineering for specific plant issues.

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  • Climate engineering

    Under the Snef Clim banner, we design and integrate technical solutions for air conditioning, heating, plumbing, fluid networks, air treatment, ventilation, industrial refrigeration, carbon-free energies and energy performance management.

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  • Low-voltage, networks and digital systems

    We design and maintain digital networks and systems for all types of facilities, with tailor-made solutions to improve user safety, comfort and connectivity, under the Snef Connect brand name.

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  • Maintenance

    Snef Maintenance provides multi-technical maintenance thanks to teams available 24/7. Our structured methods and expertise guarantee performance, operational continuity and energy management.

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  • Audiovisual systems

    Under the Snef Audiovisuel banner, we integrate and deploy high-tech audiovisual systems for major infrastructures, including stadiums, concert halls and large tertiary sites.

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  • Energy efficiency

    We support economic players in defining, deploying and operating energy-saving solutions to meet their energy performance and regulatory objectives.

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Nous intervenons sur toutes les filières concernant les énergies, le nucléaire, l'agroalimentaire, le bois papier et biomasse, raffinage pétrochimie e-fuel et recyclage plastique, gaz hydrogène chimie et captation du CO2, Mines sidérurgie aluminium verre et matériaux de construction, aéronautique et spatial, microélectronique, industrie manufacturière et batterie, marine et off-shore, défense et sécurité, logistique, infrastructures, immobilier, hôtels et commerces, services.
Expertises Marine & Offshore

Marine & Offshore

The company's historic business line, we operate on board ships as electricians, equipment suppliers and integrators, and carry out electrical work and maintenance on offshore platforms and wind turbine substations.

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Expertise Nucléaire - Snef Power Services

Nuclear

Snef Power Services is involved in the entire fuel life cycle, from fuel enrichment plants to reprocessing and storage, as well as nuclear facilities (power, research or military).

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Expertises énergies

Energy

We design and build subassemblies or complete units for power generation from renewable solar, hydroelectric and wind energy sources.

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Expertise agroalimentaire

Food industry

We support the food industry in the construction, maintenance and optimization of their facilities. Our nationwide presence ensures both proximity and large-scale projects. We are partners of ARIA Aura, ABEA and Valorial.

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Expertise Infrastructures, Collectivités, Territoires connectés, Santé

Infrastructures, Communities, Connected territories, Health

We support local authorities and infrastructures in all our businesses, with specialized local teams trained in sensitive environments, to ensure the safe reception of the general public.

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