On behalf of the Local Organising Committee and the International Program Committee, we are pleased to invite industrial partners, technology providers, startups, and exhibitors to participate in the 23th International Spherical Torus Workshop — ISTW 2026, which will take place in the historic city of Seville, Spain, from 15 to 20 November 2026.

The workshop is organised by the Plasma Science and Fusion Technology Laboratory of the University of Seville and will be held at the Hotel Giralda Center, conveniently located close to Seville city centre and within walking distance of the renowned Plaza de España.

ISTW 2026 will bring together leading scientists, engineers, research institutions, laboratories, and industry representatives from the international fusion community. The workshop will focus on the latest developments in spherical tokamaks and low-aspect-ratio fusion devices, covering key scientific and technological challenges on the path towards fusion energy. The scientific programme will include invited lectures, oral presentations, poster sessions and dedicated opportunities for discussion and networking.