Host Venue
The Meliá Castilla Hotel & Convention Center
The Meliá Castilla Hotel & Convention Center is one of Madrid’s most emblematic venues, renowned for seamlessly blending classic elegance with modern innovation to create the city’s premier conference setting. Its combination of world-class facilities, sustainable practices, and Spanish hospitality makes it a distinguished choice for ISLB 2026, ensuring a professional yet welcoming environment for scientific exchange and networking.









Accommodation & Comfort
909 guest rooms with modern amenities and varied categories (standard, premium, suites)
Renowned for quiet, spacious interiors despite central location
On-site wellness facilities including gym, pool, and spa services
MEETINGS & EVENTS
Over 7,000 m² of event space designed for flexibility
30+ meeting rooms with advanced audiovisual technology
Large auditorium suitable for plenary sessions and keynote addresses
Location & Accessibility
Prime location in Madrid’s financial district, close to Paseo de la Castellana
Easy access to Madrid-Barajas Airport and major transport hubs
Walking distance to shopping, dining, and cultural attractions