Duccio Santi is the Founder of SEQUENCES and the inventor of the ViceVersa technology.

A former competitive athlete and a CONI-certified Personal Trainer, he has been an active part of the fitness world for over 20 years.

This hands-on expertise and deep understanding of training dynamics directly inspired the concept and development of the ViceVersa method.

He holds a degree in Architecture from the Polytechnic University of Milan and has gained international professional experience, collaborating with firms in Spain, Portugal, and Argentina.

At SEQUENCES, Duccio merges his practical fitness background and technical design skills with his managerial expertise, coordinating a specialized multidisciplinary team of mechanical designers, physicians, and physiotherapists to bring the project to life.