EnerJ-meeting Paris · 2027

Agoris analysis · updated October 2026

Key takeaways

• EnerJ-meeting is the benchmark day dedicated to the energy and environmental performance of buildings, organised by Batiactu Groupe. A distinctive format: an event condensed into a single day, combining an exhibition with a programme of technical conferences.
• Next Paris edition: 23 February 2027 at the Carrousel du Louvre. This is the 11th Paris edition (the 10th was held on 10 February 2026, source: batiactu.com).
• 2026 edition results: 4,100 professionals on the day and 27,300 business connections. 96% of visitors say they intend to return (2025 edition surveys) and 97% of exhibitors report being satisfied (2025 edition surveys).
• A highly qualified, prescription-focused audience: engineering and technical design offices (40%), architects (25%), local authorities (20%), property developers (10%), project owners (5%).
• EnerJ-meeting also runs regional editions: Lyon, Marseille and Nantes. The EnerJ-meeting Lyon listing covers the Lyon event.

Who exhibits

Typical profile

EnerJ-meeting brings together the players in the energy and environmental transition of the building sector: manufacturers of materials and technical equipment (building envelope, HVAC, ventilation, photovoltaics), software publishers and digital building solutions, bio-based materials suppliers, and sustainable construction start-ups. The audience is strictly professional and strongly prescription-oriented (technical design offices, architects, local authorities, property developers, project owners).

The offering is structured around themed villages, including the Start up Lab, the Village Digital Building and the Village des Biosourcés (bio-based materials village).

Notable exhibitors

The list of exhibitors and partners is available on the official website: enerj-meeting.com. Exhibitors are classified by speciality and by technique, and grouped within the themed villages.

Quality of the audience

• 4,100 professionals present and 27,300 business connections at the 2026 edition
• Breakdown by profession: technical design offices and engineering 40%, architects 25%, local authorities 20%, property developers 10%, project owners 5%
• Geographical origin: Île-de-France 70%, Auvergne-Rhône-Alpes 10%, Grand Est 10%, Hauts-de-France 5%, Grand Ouest 5%

Activities & community

Conference programme

The heart of EnerJ-meeting is its programme of technical conferences concentrated into the single day. The 2026 edition deployed 7 conference rooms (two plenary rooms and five rooms dedicated to technical talks, source: batiactu.com). The programme covers the major challenges of the environmental performance of buildings: regulations (RE2020), decarbonisation, resource efficiency, adaptation to climate change, case studies and trends. The event's central theme revolves around sustainable construction looking ahead to 2050, carried over for 2027. The detailed 2027 programme will be published as the trade show approaches.

Community and networks

EnerJ-meeting draws on the sustainable construction and energy efficiency ecosystem. The event benefits from the audience of the Batiactu media outlet and brings together technical design offices, architects and local authorities around technical prescription.

On site: what you need to know

Access and transport: see the Carrousel du Louvre listing (99 rue de Rivoli, 75001 Paris, métro Palais Royal - Musée du Louvre).

Specific to the trade show:

• Format: a single-day event, on 23 February 2027.
• Opening hours: from 8:15 to 19:30 (source: enerj-meeting.com/infos-pratiques).
• Visitor badge: online registration, badge managed via the dedicated web app (QR code sent by the organiser). Reserved for building sector professionals.

Planning your visit

For the exhibitor

• 9 months out: make contact with Batiactu Groupe, choose your positioning among the villages (Start up Lab, Digital Building, Biosourcés).
• 6 months out: prepare the stand and technical demonstrations, finalise speaking slots in the conference programme.
• 3 months out: activate pre-event communications through the Batiactu audience, arrange meetings with prescribers (technical design offices, architects).
• 6 weeks out: confirm meetings with decision-makers, hold a sales briefing for an intensive single day.

For the decision-making visitor

• Free online pre-registration with proof of professional activity in the building sector.
• A format condensed into one day: target the priority conferences across the 7 rooms in advance.
• Plan tight logistics (8:15 - 19:30) to combine technical conferences with a tour of the villages.

How the trade show has evolved

Trajectory analysis

Created by Batiactu Groupe, EnerJ-meeting has established itself as the annual gathering for the environmental performance of buildings, in a short, intensive format combining an exhibition with technical conferences over a single day. The 2026 edition, the tenth of its kind, brought together 4,100 professionals at the Carrousel du Louvre and generated 27,300 business connections, with an audience strongly oriented towards prescription (technical design offices, architects, local authorities). The 11th edition, on 23 February 2027 at the Carrousel du Louvre, extends this positioning, while the regional editions (Lyon, Marseille, Nantes) broaden the event's territorial coverage.

Unless otherwise stated, all factual data in this listing comes from the organiser's official website (enerj-meeting.com).