The IATA World Maintenance & Engineering Symposium (WMES) is a newly launched IATA event dedicated to addressing supply chain challenges, advancing innovation, safety, and efficiency across the aviation maintenance supply chain and engineering ecosystem. This symposium will bring together global aviation technical operations professionals and industry leaders to address current challenges, explore emerging technologies, regulatory developments, and best practices shaping the future of aircraft maintenance.
Under the theme “Reviving the Aircraft Supply Chain”, this event will provide insightful sessions, collaborative discussions to foster knowledge exchange and drive excellence across the aviation maintenance and engineering ecosystem.
Why should you join?
- Connect with airlines, MROs, OEMs, and regulators in a collaborative setting.
- Build strategic partnerships for compliance and operational excellence.
- Explore training programs and consulting services tailored to aircraft maintenance.
- Learn real-world case studies on digital maintenance and sustainability
- Explore emerging trends: predictive maintenance, digitalization with AI, and sustainability.
- Participate in workshops and case studies on maintenance optimization.
- Opportunity to showcase your products and services to a focused and targeted audience who needs your solutions
- Premium brand exposure
Who attends?
- Airline
- Aviation Parts and Equipment Suppliers
- Lessors
- Maintenance Training Organizations
- MRO
- MRO IT Companies
- OEM (Airframe, Engine, Components)
- Standard Setting Organizations
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| Registration Type | Regular Rate | EARLY-BIRD RATE* |
|---|---|---|
| IATA Member Airline | $600.00 | $600.00 |
| IATA Strategic Partner | $765.00 | $612.00 |
| Airport | $810.00 | $648.00 |
| Government/ Regulator/ Institution | $810.00 | $648.00 |
| General Public | $900.00 | $720.00 |
Please be advised that it is your responsibility to select the correct admission item for registration. IATA reserves the right to review your registration, verify the compliance of your selection, and make any necessary adjustments, which may revoke previous confirmations of your attendance and necessitate appropriate actions on your part.
**Price is excluding VAT (21%).

Madrid
Madrid, the vibrant heart of Spain, sets the stage for the World Maintenance and Engineering Symposium, a global meeting point for innovation, reliability, and industrial excellence. As one of Europe’s most connected cities, Madrid offers seamless accessibility and state-of-the-art facilities, creating the perfect environment for technical exchange and collaboration among industry leaders.
Beyond the symposium halls, Madrid captivates with its unique blend of history and modernity. From iconic landmarks like the Royal Palace to its dynamic business districts, the city reflects a spirit of progress rooted in tradition. Delegates can enjoy world-class cuisine, rich cultural experiences, and a welcoming atmosphere that makes every conversation as memorable as the setting. In Madrid, engineering innovation meets European elegance.
> Weather in Madrid
> More information about Madrid
Hotel Madrid Mariott Auditorium

The Hotel Madrid Marriott Auditorium is one of Europe’s largest and most prestigious conference hotels, offering the greatest event space in the country. Strategically located between Madrid International Airport and the city center, it is the perfect venue to host any type of event or conference with innovation and style.
Culinary offerings include three dining outlets: Kalma, a contemporary Mediterranean restaurant; the Great Room, ideal for enjoying Spanish tapas in a relaxed setting; and a casual quick-service option for lighter meals. Additionally, the Champions Bar opens in the evenings, serving street food in a vibrant, informal atmosphere. Guests can also enjoy the exclusive Executive Lounge for Marriott Bonvoy members and a fully equipped Fitness Center.
Spacious common areas, bright lobbies, and comfortable lounges are designed to encourage interaction and provide a welcoming environment for all attendees. The hotel also offers a free airport shuttle.
With its prime location, top-tier facilities, and exceptional service, the Hotel Madrid Marriott Auditorium is the ideal venue where organization, comfort, and excellence come together to make every event a memorable success.
Visa requirements
The IATA TravelCentre provides passport, visa, health advice, and much more. Visit the IATA Travel Centre-Passport, Visa & Health Requirements.
Before your travel
If you are travelling internationally, please ensure that you hold valid and appropriate travel documents before entering Spain or any other point of entry within the Schengen Area.
For guidance on visa requirements and further information, you should consult the IATA Travel Centre.
Please verify your visa requirements as early as possible, as visa application processing times may vary.
Invitation letters for visa applications are available to confirmed registrants upon request that can be submitted during the registration process.
Please note that IATA is providing a visa invitation letter but cannot guarantee your visa issuance.
Travel and Health Insurance: It is advisable to obtain adequate travel and health insurance when attending an event to provide you with the necessary cover.
Arrival to Madrid
Getting from the airport to the venue
The IATA World Maintenance & Engineering Symposium (WMES) will be held at Hotel Madrid Mariott Auditorium.
Adolfo Suárez Madrid–Barajas Airport (MAD)
- From the Adolfo Suárez Madrid–Barajas Airport (MAD) to the venue, Hotel Madrid Mariott Auditorium is a 10 -15min car ride.
- The most convenient option is to use the hotel’s free shuttle service from Madrid–Barajas Airport (MAD) to the Madrid Marriott Auditorium Hotel. You can find information on how to schedule to and from the airport from the Madrid Mariott Auditorium Hotel website which also shows the specific terminals (T1, T2, and T4) they operate from.
- The Airport Website shows the Taxi, which have a flat rate of 33 Euros in this area, stops at the airport or the Ridesharing (Uber/Cabify/Bolt) are also available as alternative options.
- Public transport offers a Metro (Line 8) and Bus (Line 212, Line 200) which connects to Terminals T1, T2, T3 and T4 to the city, getting off at Avenida de Aragón-Almanzora (by bus) stop and Feria de Madrid (by Metro) taking 30-45 minutes.
Getting around the city
- In Madrid you can move around the city with different modes of transportation.
- Public transport in Madrid has a fast and efficient public transport system that includes the metro, buses, and Cercanías trains. The Metro is the quickest option and runs until 1:30 AM, while Buses provide extensive coverage, including airport and night services.
- Public Transport Travel requires a rechargeable Multi Card (Tarjeta Multi) costs €2.50 and 10‑trip ticket (MetroBus) which offers good value and costs approximately €7.30, usable on both metro and EMT buses.
- Madrid City Council makes the official application TXMAD(App Store / Google Play) available to travellers and professionals in the sector to provide information of interest on the Madrid taxi service.
- Ride hailing applications are also available; companies mentioned are Uber, Cabify and Bolt.
While in Madrid
Emergency contacts
- General Emergency: 112
- Medical Emergencies: 061
- National Police (Policía Nacional): 091
- Local Police (Policía Local): 092
- Fire Department (Bomberos): 080 or 085
Currency
- The official currency in Madrid is Euros (€).
- Paying contactless cards or mobile payment is the easiest and most common option; however, it is recommended to carry a small amount of cash (€50–€100) for small purchases, local cafés, tips, or markets where cards may not be accepted.
- Tips are not mandatory but a gesture of appreciation.
Weather
Power plug
Spain uses power plugs and socket outlets type C and F. They operate on a 230V supply voltage and 50Hz frequency.
Useful app
- EMT Madrid and Metro de Madrid can be used for public transportation routes and timings.
- Madrid Travel Guide (Ulmon) for offline maps and city guide with POI (Points of Interest)
Smoking regulations
Smoking and vaping in Madrid are prohibited in all indoor public spaces and in many outdoor areas, including terraces, transport hubs, and locations near schools or hospitals. Violations can result in fines ranging from €30 to €600, depending on the location and severity. More information can be found on the Tobacco/Smoking control by the Ministerio de Sanidad.
While at the event
- Dress code: The dress code for the event is business casual.
- Wi-Fi:Complimentary wireless internet access will be available to all delegates during the official days of the event.
- Event app: The attendees are invited to download the official event app that will serve as the primary information platform of the event, offering program updates, speaker details, and important notifications. The app also facilitates engagement by enabling delegates to connect with other attendees.
- Access to the app is restricted to registered event delegates only.
Like, share, interact
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Help us spread the word!
Help us spread the word about this critical event. This Social Media Kit (ppt) can be tailored to your needs!

Showcase your products and services to industry leaders, governments, international organizations, and subject matter experts.
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Our Diversity & Inclusion Pledge
IATA believes that diversity of culture, gender, age, orientation and experience boosts the success of the aviation industry. We actively encourage aviation professionals with diverse profiles to contribute to our events as speakers, panelists, facilitators, or in any other way.


