In 1993, architect Guido Tassoni founded the design firm that bears his name joined by a group of young colleagues. He is involved in the design of public and private works, ranging from land-use and urban planning to urban regeneration and the restoration of listed historic buildings. He collaborates with national and international design firms, handling planning and development projects for building complexes in Italy and abroad. In recent years he has distinguished himself in the post-earthquake reconstruction of Emilia Romagna with projects for schools, municipal headquarters, and sports facilities. In the health sector he has been involved in major renovation projects of hospital facilities. He has designed on behalf of industrial companies of national importance their new headquarters and production facilities, and also engaged in projects for the tertiary and services, leisure and