IXO is the name of the business group specialized in restoration that integrates the restaurants MUKA, Bodegón Alejandro, TOPA Sukaldería and Lotu (Donostia-San Sebastián, Gipuzkoa), Mugaritz (Errenteria, Gipuzkoa), Nerua Guggenheim Bilbao and Bistró Guggenheim Bilbao (Bilbao, Bizkaia), whose objective is to create culture through gastronomy from a restless, nonconformist and idealistic spirit. In spring 2026, IXO will oversee the food and beverage services at the Hotel Palacio Bellas Artes, Curio Collection by Hilton, in Donostia–San Sebastián.

IXO grupo’s activity is not limited to the culinary area, and extends to other disciplines such as research and development of knowledge or the advice to other companies.

We combine cultural and social aspects of food while finding innovative solutions to the challenges of our sector.

IXO Grupo was created in 2009 by Bixente Arrieta and Andoni Luis Aduriz.