Snef: Who Are We?

As experts in electrical, HVAC, digital, and energy solutions, we optimize your systems to enhance performance, safety, and efficiency.

Snef: The Strength of a Group with Over 120 Years of History

Founded in 1905, Groupe Snef's began as a ship’s electrician in the Port of Marseille and subsequently expanded throughout France’s ports and shipyards. True to its commitment to continuous improvement, the Group then turned its attention to industry, eventually becoming a recognized leader in energy and infrastructure, and later in digital technology.

In 2020, the Group’s historic electrical engineering operations were transferred to an operational subsidiary, which continues to bear the name Snef.

1905

Snef was founded in Marseille

1992

Employee-led buyout

1997

Snef Electric-Flux becomes Groupe Snef

2005

Acquisition of Imsat

2010

Expansion into Brazil (acquisition of Energ-Power)

2011

Launch of Watt Network

2017

Acquisition of Ekium

2018

Acquisition of Fouré Lagadec

2020

Separation of Groupe Snef and Snef

2022

Sale of Snef Telecom

2023

Snef Lab Becomes iQanto

2024

Acquisition of ABGi and Visiativ

Implantations en France et à l'internationale

Snef, in France and abroad

Snef brings together the core disciplines of electrical engineering; we are experts in multi-disciplinary solutions, from design through integration to maintenance.

Our subsidiary, Snef Power Services, supports the French nuclear industry and international players in meeting safety, quality, and security requirements, and contributes to the vitality of the nuclear industry throughout France.

Finally, Snef has established a network of complementary operations internationally, strengthening its ability to undertake complex, multi-sector projects:

  • Snef Brasil in Brazil (Belo Horizonte, São Paulo),

  • IMSAT in Romania (Bucharest),

  • EIT in Spain (Barcelona and Bilbao),

  • Snef Electronica in Portugal (Elevas),

  • AV System in Switzerland (Geneva).

Prevention & Safety

Safety is key to collective performance

Safety is a core value for the Group and is fully integrated into its day-to-day operations. In this area, Snef’s sole objective is to achieve zero accidents.

Health, Safety, and Environment Culture: Training, safety orientation, Safety Day, safety briefings, and awareness campaigns.

Risk Management: Managerial commitment, managerial site visits, compliance with regulations.

2024 Results: +6,600 training sessions/informal talks, +4,000 managerial site visits, 0 serious accidents.

Our Commitments

  • Charte d'engagement Environnement

    Groupe Snef Act

    Environmental Commitment Charter

    Acting on our own carbon footprint; Adopt a responsible purchasing approach; Accompany our customers in the energy and environmental transition; Mobilize Group companies and their employees.

  • Charte d'engagement Compliance

    Groupe Snef Ethics

    Compliance Charter

    Act in a transparent and responsible manner in accordance with the Group's values, Code of Conduct, laws and regulations in force in all countries; Apply a zero-tolerance policy in the event of any breach of our ethical and compliance principles; Preserve the Group's reputation and protect its employees, managers and stakeholders.

  • Charte d'engagement Sécurité

    Groupe Snef Safety

    Safety Commitment Charter

    Ensuring compliance with safety rules: "Zero accident" objective; Protect the health and integrity of our employees; Protect the Group's production facilities and image; Empower stakeholders and the chain of command; Set an example in the field.

  • Charte d'engagement Cybersécurité

    Groupe Snef Cyber

    Cybersecurity Commitment Charter

    Guarantee the confidentiality, integrity and availability of Group and customer information; Provide robust systems in line with cyber best practices; Continuously monitor our information systems to detect and neutralize threats; Promote a culture of cybersecurity among all our employees.

Réunion pépinière à Marseille en septembre 2025.

Snef SA Gender Equality Index

The Groupe Snef has been committed to gender equality for many years. Snef and its subsidiaries continue to develop initiatives to promote professional equality between women and men.

Index 2025