Soroptimist International is a global volunteer movement of service clubs of women in business and profession. There are over 90,000 members in 3000 clubs in 125 countries across the globe .

SI Madurai is the 12th Soroptimist club in India. It was inaugurated on 1st July 2009 with 30 women from Madurai, Sivakasi, Dindigul, and Rajapalayam areas. It was chartered in June 2010 with Founder President as Anita Rajrajan. Each SI local Chapter identifies socially relevant causes and works towards its development and sustainability.

SI Madurai has charted out its priority each year, from working on creating awareness among the Madurai public in minimizing the use of hazardous plastic materials, and responsible disposal of plastics to creating a scholarship fund to facilitate the college level education of girls, to creating green spaces in the city in the form of the Cosmo Green Park etc.