24 – 26 November 2026
Porte de Versailles, Paris

Atmosphère The Make your voice heard flecha
SMCL 2024- Prise de parole dans l'Atmosphère

The 6 major themes of the « Atmosphère »

SMCL25_Sobriété Energétique

Energy sobriety

Rising energy costs are pushing local authorities to rethink their models. It is an opportunity to focus on renewable energy, smart grids, and consumption control.

At the “Salon des Maires” exhibition, the dedicated space addressed: building renovation, local renewable energy production, self-consumption, decentralized networks, energy efficiency, territorial solidarity, and new uses.

Decarbonized mobility

In the face of environmental and economic challenges, local authorities must rethink mobility to offer sustainable, flexible, and accessible solutions for all.

At the “Salon des Maires” exhibition, the Decarbonized Mobility space addressed public and on-demand transport, active mobility like cycling, shared mobility such as carpooling, alternative powertrains and electrification, as well as infrastructure, equipment, roads, connected mobility, and multimodality.

SMCL25_Mobilités décarbonées

Our “Bienfaiteur” sponsor :

LOGO CITEO 2025

Renault Group supports professionals with a comprehensive offering. Renault provides commercial and passenger vehicles tailored to every activity. Mobilize completes the ecosystem by offering turnkey solutions that simplify electric mobility for employees and customers. This includes services such as financing, fleet management, car sharing, and charging solutions to support them in their energy transition.

Our “Contributeur” sponsor :

LOGO CITEO 2025
LOGO CITEO 2025
LOGO CITEO 2025
LOGO CITEO 2025
SMCL25_Planification Ecologique

Ecological planning

The ecological transition is a major challenge that requires a coordinated approach to preserve the environment, fight climate change, and promote sustainable development. Each territory must adopt concrete solutions by involving all stakeholders.

At the “Salon des Maires” exhibition, the Ecological Planning space addressed waste management, circular economy, water management, biodiversity preservation, adaptation to climate disruption, pollution control, and management of environmental risks.

Our “Contributeur” sponsor :

LOGO CITEO 2025

Trusted digital technology

Digital technologies transform territories by optimizing services, infrastructure, and accessibility. This lever of public action must combine sobriety, sovereignty, ethics, and respect for rights to create connected and united territories.

At the “Salon des Maires” exhibition, the Trusted Digital Technology space addressed connected systems, data for decision support, digital economy, real-time equipment and sensors, artificial intelligence, participatory democracy tools, dematerialization, and security.

SMCL25_Numérique en Confiance

Our “Bienfaiteur” sponsor :

logo DELL TECHNOLOGIES

Dell Technologies offers public organizations a range of products and solutions designed to enhance efficiency, security, and infrastructure management. These are integrated with cutting-edge accelerated infrastructure, enterprise software, and NVIDIA AI models, supported by Computacenter’s expertise.

From PCs, accessories, servers, and scalable storage systems to cloud services and cybersecurity, Dell Technologies supports your digital transformation with reliability and personalized assistance.

SMCL25_Longévité et Parcours de vie

Longevity and life pathways

New this year

To attract and recruit for public sector jobs, the “Salon des Maires” exhibition offers a dedicated space bringing together exhibitors and major local authorities from Île-de-France.

It provides job dating, personalized coaching, and conferences on public employment, professional mobility, and transition-related jobs. This day highlights social innovation and raises awareness among decision-makers about new solidarity models.

Our “Supporteur” sponsor :

logo DELL TECHNOLOGIES

Our “Contributeur” sponsor :

logo DELL TECHNOLOGIES

Agricultural & food resilience

Facing crises and sustainability challenges, agriculture is evolving towards more responsible practices, promoting short supply chains, renewal of producers, and preservation of climate, biodiversity, and essential resources. Agriculture, a pillar of rural territories, plays a key role in ensuring a balanced future.

At the “Salon des Maires” exhibition, the Agricultural & Food Resilience space addressed organic farming, agrivoltaics, waste valorization, fight against food waste, urban agriculture, land management, short supply chains, territorial solidarities, and rural attractiveness.

SMCL25_Résilience Agricole et Alimentaire

Our “Supporteur” sponsor :

LOGO CITEO 2025

The CNIEL is the association that brings together organizations representing cow’s milk producers, private dairy companies, dairy cooperatives, and stakeholders in trade, distribution, and collective catering.