Join us in Paris from December 7-9, 2027, for the World Nuclear Exhibition, the leading event for the civil nuclear industry.
Dates
7–9 Dec 2027
City / country
Paris, France
Venue
Parc des Expositions - Hall 5A & 6
Are you the organiser of this event?
Companies exhibiting at World Nuclear Exhibition - WNE include 3D Plus SAS, 3M, ABB India Limited, ABDAN and ABLATOM.
Event overview
The World Nuclear Exhibition (WNE) is your premier platform to propel your business and expand your network across the entire civil nuclear sector.
This event connects you with the world's most comprehensive and diverse range of industry players, from private buyers to public operators.
TL;DR
Visitors will gain access to a diverse range of exhibitors, networking opportunities with industry leaders, and insights into the latest technologies and innovations in the nuclear sector.
Exhibitors will benefit from high visibility, direct access to decision-makers, and the opportunity to showcase their innovations to a targeted audience. WNE is crucial for fostering collaboration and innovation within the civil nuclear industry, showcasing advancements and connecting key stakeholders.
Attendees, exhibitors & solutions
Visitor profile
Typical attendee groups you can expect to meet.
Exhibitor profile
Main supplier and exhibitor segments present at the show.
Product categories
Key solution areas showcased across the event.
Location & Facilities
Halls & areas
2Paris, France
Attend
Who runs the show
RX (Reed Exhibitions)
How the last edition performed
Current edition
2027
Exhibitors
1,070
Growth over time
Impact
The World Nuclear Exhibition (WNE) is your premier platform to propel your business and expand your network across the entire civil nuclear sector. This event connects you with the world's most comprehensive and diverse range of industry players, from private buyers to public operators. WNE is crucial for fostering collaboration and innovation within the civil nuclear industry, showcasing advancements and connecting key stakeholders.
Exhibitor outcomes
Exhibitors will benefit from high visibility, direct access to decision-makers, and the opportunity to showcase their innovations to a targeted audience. WNE is crucial for fostering collaboration and innovation within the civil nuclear industry, showcasing advancements and connecting key stakeholders. Exhibitor categories include Nuclear technology providers, Safety equipment manufacturers, Consulting firms in nuclear energy, Research organizations. The prior edition hosted 1,070+ exhibiting companies.
Intelligence
Key market insights, trends, news and related events to help you understand the bigger picture.
Why it matters
WNE is one of the largest international meeting points for the civil nuclear industry, bringing utilities, reactor vendors, EPCs, fuel-cycle suppliers, regulators, financiers and research organisations onto one exhibition floor in Paris. For suppliers it is a qualification and pipeline-building event rather than a pure lead-generation show: most attendees arrive with live project, procurement or policy agendas, and the conference track sets the sector's talking points for the following year. Because nuclear procurement cycles run over years, a single pass through the halls can compress months of supplier and partner screening — which is why buyers budget the trip around a specific strategic priority (new-build, long-term operation, SMR deployment or fuel-cycle security).
Key trends shaping this market and its wider industry.
AI video analytics at the edge
Buyers are specifying cameras and VMS platforms with on-device analytics for perimeter, retail, and critical-infrastructure use cases, reducing cloud latency and bandwidth costs.
Cyber-physical convergence
Integrated platforms that link access control, intrusion, fire, and SOC workflows are replacing siloed point products, especially for multi-site enterprises and public venues.
Cloud-managed access and identity
Mobile credentials, visitor management APIs, and hybrid on-prem/cloud access control are standard evaluation criteria for facility and enterprise security teams.
Regulatory and compliance pressure
EU NIS2, GDPR, and sector-specific standards are driving procurement of audited systems, documentation, and vendor certifications alongside hardware.
Critical infrastructure hardening
Utilities, transport hubs, and logistics operators are upgrading detection, backup power, and redundant communications as part of resilience programmes.
WNE sits at the centre of a year-round circuit of nuclear trade and policy events. Teams that plan 12–18 months ahead pair the Paris show (December) with the World Nuclear Symposium in London (September) for executive and policy contacts, CNA in Ottawa (February) for North America, the Nuclear Energy Assembly in Washington, DC for the US market, and ATOMEXPO in Sochi for Russian-technology markets.
Book June–July for September attendance
Book October–November for February attendance
Book 4–6 months ahead for spring dates
Peer events identified from sector-organisation websites and listing context; confirm exact dates and formats on each organiser's own site before committing budget.
Plan your trip
Choose from the following airports, with convenient access to the event and venue.
RER B + Metro often faster to Porte de Versailles or Villepinte.
to venue
40–60 min off-peak
by car
Orly is closer to southern Paris halls.
to venue
25–40 min
by car
Gateway airport for Paris.
to venue
by car
A range of accommodation options near the venue and across key areas.
USD 90–150 / night
Good value for December; book 2–3 months ahead if you need a shuttle timed to show opening hours.
sourceUSD 160–290 / night
This is the exhibitor/visitor standard tier; rates rise on show-week weekdays, so book with a free-cancellation rate early.
sourceUSD 300–520 / night
Best for early flights, hosted buyer programmes and evening client dinners; limited inventory during show week.
sourceGet around the city with these convenient transport options.
taxi
RER B + Metro often faster to Porte de Versailles or Villepinte.
taxi
Orly is closer to southern Paris halls.
taxi
Plan your trip
Check the latest visa requirements and entry guidelines before travelling.
| Type | Who needs it | Fee | Processing | |
|---|---|---|---|---|
| Schengen short-stay visa (Type C) | Nationals of countries without a Schengen visa-exemption agreement visiting France for trade fairs, business meetings or contract talks for up to 90 days in any 180-day period. | — | Typically ~15 calendar days after the biometric appointment; up to 45 days in individual cases. Apply 6–8 weeks before travel. | |
| Visa-free short stay (90 days / 180 days) | EU/EEA and Swiss nationals (free movement) plus visa-exempt nationals including the UK, US, Canada, Japan, South Korea, Australia and New Zealand. | — | No visa required; valid passport for the duration of the stay. |
EU/EEA/Swiss nationals travel freely; UK, US, Canadian, Japanese, South Korean, Australian and New Zealand passport holders may enter France visa-free for business visits of up to 90 days in any 180-day period.
France accepts ATA carnets for temporary admission of exhibition goods, samples and professional equipment (typically valid 12 months). Obtain the carnet from your chamber of commerce and confirm documentation and handling with the organiser's official freight forwarder before shipping to Paris Nord Villepinte.
Official visa pageWeather
December 2027 in Paris is cold and damp: expect daytime highs of about 6–9 °C, nights of 2–4 °C with occasional frost, frequent light rain (roughly 15 wet days) and darkness by about 17:00. Pack a warm, waterproof coat and shoes for large, draughty exhibition halls and open car parks at Villepinte.
Plan for the climate
Check temperatures and pack accordingly
Venue connectivity
EU roaming may apply for EU SIMs; local prepaid SIM and eSIM options are widely available — confirm venue Wi‑Fi with the organiser.
Ride-hailing
Taxis
Public transit
Car rentals
Useful information to help you have a smooth and respectful visit.
Greetings and business etiquette
Open every exchange with 'Bonjour' (and 'Bonjour Madame/Monsieur' on first contact) before switching to English — it is expected, not optional. Handshakes are standard in business; the cheek-kiss 'bise' is reserved for people you already know. Keep titles and surnames until invited to use first names, and expect meetings to start with a short rapport-building phase rather than going straight to slides.
Tipping and paying
Service is included by law in French restaurant bills (service compris), so tipping is a rounding-up gesture rather than an obligation — leave small change or 5–10% for good table service, and a few euros for hotel housekeeping or a taxi. Card payment is accepted almost everywhere including the venue; keep some cash for small cafés and taxis.
Dress and show-floor practicalities
Nuclear-sector business dress in Paris is conservative — suit or smart business attire for meetings and conference sessions, with comfortable shoes for the halls. In December add a proper winter coat, scarf and gloves for the walk between RER station, shuttle and halls, and allow extra time for security screening at the entrances.
Practical guides
Everything needed to arrive prepared, navigate the event, and make the visit productive.
Destination: CDG
Book flights to CDG when possible for the shortest transfer to the venue; compare ORY only if fares are materially lower.
Schengen short-stay rules apply for the whole visit to France. EU/EEA/Swiss nationals travel freely; UK, US, Canadian, Japanese, South Korean, Australian and New Zealand passport holders can attend visa-free for business visits of up to 90 days in any 180-day period. Many other nationalities need a Schengen Type C short-stay visa (EUR 90 adult fee, typically around 15 calendar days processing, longer in individual cases) applied for at the French consulate or its outsourced centre in the country of residence — an organiser registration confirmation and invitation letter support the file. Passports should be valid for at least three months beyond the planned departure date.
Estimated cost: Varies by visa type and nationality (check official site).
Processing: Varies by nationality; apply several weeks before travel.
Adult fee EUR 90, children 6–12 EUR 45 (in force since 11 June 2024). Apply via the French consulate or its appointed centre (VFS Global / TLScontact) in your country of residence; carry the registration confirmation and a trade-fair invitation to the appointment. ETIAS travel authorisation is planned for visa-exempt travellers — check the official EU portal for its launch date before booking.
OfficialFind a stay near the venue with options for every budget.
Areas to stay
CDG Terminal 2 / Roissy — 10–15 min by taxi or shuttle to the venue · Roissy-en-France / Villepinte — airport-zone cluster 10–20 min from the halls, many with free or low-cost CDG shuttles · Villepinte / Paris Nord 2 business district and Roissy — closest practical base to Halls 5A–6
Get to the venue and around the city with these options.
Airport → venue: CDG/ORY to fairgrounds: RER B + Metro, or taxi; allow 45–75 min depending on hall location.
Hotel → venue: Precinct hotels near Parc des Expositions - Hall 5A & 6: Roissy-en-France / Villepinte — airport-zone cluster 10–20 min from the halls, many with free or low-cost CDG shuttles: Ibis Budget Aéroport CDG, B&B Hôtel Roissy CDG, Première Classe Roissy; Villepinte / Paris Nord 2 business district and Roissy — closest practical base to Halls 5A–6: Novotel Paris Nord Expo Villepinte, Ibis Paris Nord Villepinte Parc des Expositions, Courtyard by Marriott Paris Roissy CDG Airport; CDG Terminal 2 / Roissy
Ride-hail: Ride-hailing apps are commonly used in Paris; confirm local availability before travel.
Public transit: Metro line 12 to Porte de Versailles; RER for north/south Paris halls.
Parking: On-site parking is available at Parc des Expositions - Hall 5A & 6; confirm daily rates and hall access on the organiser or venue site.
Plan and pack for the event climate.
Month: December 2027
Temperature: 6–9 °C typical daytime highs, 2–4 °C overnight lows, with occasional frost; feels colder in the open exhibition halls and car parks at Villepinte.
Seasonality: December is a reliably damp month in Paris: roughly 50–55 mm of rain across about 15 wet days, mostly light showers and drizzle rather than storms. Daylight is short (sunrise around 08:35, sunset around 17:00), so plan outdoor transfers for the middle of the day.
Packing: December 2027 in Paris is cold and damp: expect daytime highs of about 6–9 °C, nights of 2–4 °C with occasional frost, frequent light rain (roughly 15 wet days) and darkness by about 17:00. Pack a warm, waterproof coat and shoes for large, draughty exhibition halls and open car parks at Villepinte.
Plan your trip
Best day to visit: Wednesday 8 December 2027 — Day 2 (assuming the edition runs Tuesday 7 – Thursday 9 December 2027; confirm final dates and opening hours on world-nuclear-exhibition.com)
Opening day absorbs badge queues, inauguration traffic and keynote crowds, and stand teams are stretched. Day 2 normally carries the fullest conference programme alongside a fully staffed exhibition floor, giving the best balance of meeting access and manageable aisles. The final day often thins out and some stands begin packing down in the afternoon, so treat Day 2 as the priority day and keep Day 3 for follow-ups only.
Check passport validity and confirm France Schengen visa or visa-exempt status — Allow at least 6 months passport validity; apply for a Schengen short-stay visa early if required for your nationality.
Book flights to Paris for the December 2027 show window — Compare arrival at Paris Charles de Gaulle (CDG) or Paris Orly (ORY); World Nuclear Exhibition runs in early December 2027.
Reserve a hotel with good access to Parc des Expositions — Prefer properties near Villepinte or on the RER B line into Paris for a short commute to the venue halls.
Complete online visitor registration and secure your badge — Register via world-nuclear-exhibition.com and keep the confirmation and QR code for badge collection.
Download the hall plan and conference programme — Map the halls and prioritise the nuclear value-chain sessions across the show days.
Pre-schedule B2B meetings with target exhibitors — Use organiser matchmaking or direct outreach to lock slots with reactor, fuel-cycle and safety suppliers.
Shortlist conference sessions and keynotes to attend — Block calendar time for the sessions most relevant to procurement or project decisions.
Plan local transport from hotel and airports to the venue — Note RER B plus shuttle options, taxi and ride-hail bands, and allow extra time for security screening.
Prepare packing for December Paris weather — Expect cold, damp winter conditions; bring layers, a waterproof coat and comfortable walking shoes.
Print meeting documents and prepare business cards and materials — Bring a notebook or tablet for lead notes and any technical specs for supplier discussions.
Travel in and collect your badge on arrival day — Arrive with time to clear registration at Parc des Expositions - Hall 5A & 6 before the first sessions.
Confirm departure logistics and follow-up plan — Schedule post-show follow-ups with contacts made and verify return flight and transport times.
Arrival, badge collection and orientation
Main entrance, Halls 5A–6, Paris Nord Villepinte (RER B 'Parc des Expositions')Core technology halls — reactor vendors, EPCs and large-component supply chain
Hall 5A exhibition floorConference sessions and panel debates (policy, financing, SMR deployment)
Conference stage and auditorium areasTargeted meetings, fuel-cycle/supply-chain corridor and innovation/start-up zone
Halls 5A–6 networking and business-meeting areasCentral Paris (Châtelet–Les Halles, Marais, Louvre)
Château de Chantilly
Networking and business-meeting areas, Halls 5A–6
Use the organiser's matchmaking/business-meeting tool to reserve slots; the busiest windows are mid-morning and after the conference sessions end.
Conference stage and session breaks
Best route to senior contacts is the coffee break directly after a panel; check the schedule page for timings.
Hotel bars and restaurants in Roissy / Villepinte
Most exhibitor teams stay in the Villepinte/Roissy hotel cluster, so lobby and bar conversations after 19:00 are reliably productive.
Budget
Official cost items and estimated ranges for exhibitors.
visa_fee
visitor · standard
EUR 90 / per adult applicant (Schengen Type C short-stay)
hotel_night
visitor · mid-range
USD 160–290 / per room per night near Villepinte / Roissy CDG
hotel_night
visitor · budget
USD 90–150 / per room per night near Roissy-en-France
| Item | For | Tier | Estimated range | Status | As of |
|---|---|---|---|---|---|
| visa_fee | visitor | standard | EUR 90 / per adult applicant (Schengen Type C short-stay) | official | |
| hotel_night | visitor | mid-range | USD 160–290 / per room per night near Villepinte / Roissy CDG | estimate | |
| hotel_night | visitor | budget | USD 90–150 / per room per night near Roissy-en-France | estimate |
Decision
Pick the closest answer for each. Your recommendation updates live.
QUESTION 1 OF 6
What is your primary role?
Compare participation options side by side to choose the best fit for your objectives.
visit
You need supplier shortlisting, technology comparison or policy/regulatory intelligence ahead of a 2028–2030 project decision.
Best for
Buyers, specifiers, utility and O&M teams, regulators, financiers and analysts who need the full civil-nuclear supply chain in one trip.
Min. budget
$650.00
Timeline
6–10 weeks for international visitors: registration, flights, 2 nights hotel near Villepinte and a Schengen visa appointment if required.
Risks
Budget estimate from listing cost signals — confirm live rates.
December travel to Paris can be hit by winter weather or transport strikes; keep a buffer day around arrival.
Schengen appointment slots are scarce in peak season — apply as early as your dates allow.
exhibit
You have a qualification-ready product or service and a target list of at least 20 utility, EPC or fuel-cycle accounts.
Best for
Component makers, engineering and EPC services, fuel-cycle suppliers, digital/robotics and consultancy firms selling to nuclear utilities and prime contractors in Europe and export markets.
Min. budget
$3,500.00
Timeline
6–9 months: space selection, stand design and build, freight and ATA carnet, insurance, staff travel and visas.
Risks
Budget estimate from listing cost signals — confirm live rates.
Stand build, freight handling and staff travel sit on top of this floor; Paris Nord Villepinte shell-scheme and services are the largest single cost.
Nuclear-qualified sales staff, demonstration content and pre-booked customer meetings must be secured months ahead to justify the spend.
skip
Nuclear is a small share of your pipeline, or budget allows only one industry event this cycle and a cheaper regional alternative reaches the same buyers.
Best for
Companies with no nuclear value-chain exposure this cycle, or teams that can reach equivalent buyers at lower-cost regional events (World Nuclear Symposium, CNA, NIA).
Timeline
Not applicable — monitor the conference programme and post-show reporting instead.
Risks
Competitors present at WNE may be shortlisted while you stay off the visitor map.
Skipping the Paris cycle means waiting until the next edition for the same audience density.
Gallery
FAQs & glossary
Frequently asked
Glossary
Trust footer
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References
1
Publishers
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Date checked
World Nuclear Exhibition
Paris travel reference
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