fire in 1900, they were rebuilt reaching a total surface of 16 000 m². In the factories, Casino baked bread, produced oil and chocolate, roasted coffee, distilled and produced homemade liquors. An important wine business was also developed. Nearly 40 branches were opened in 1899. In September 1904, the 100th branch was opened in Lamastre in Ardèche and in July 1905, the 21st concession. The development of social action (1904 – 1923) In the first quarter of the 20th century, the company developed a social action plan dedicated to its employees, with, in 1904, the launch of an insurance fund, the creation of a health service in 1905, benefits for large families and a birth premium in 1910 or even child benefits and profit sharing for all employees as from 1916. In 1912, Casino created the Sports branch Casino employees’ Social Club, a sports organization in accordance with its sports corporatism policy. The Social club opened its football section in July 1919 alongside other disciplines such as athletics or basketball. More commonly referred to as AS Casino, the Social club became "l’Association Sportive Stéphanoise" in 1927 then "l’Association Sportive de Saint-Étienne" in 1933. In 1923, in celebration of its 25th anniversary, Casino put in place a pension fund which ensured the security of employees leaving the company. The Casino share was quoted on the Stock Exchange as from 1910. Industrial development after WWI (1920 – 1940) As from 1920, Casino continued to grow by creating factories and warehouses. In 1929, the company counted nearly 1000 branches and over 500 outlets. At that time, Casino was present across 28 districts. In 1923, Geoffroy Guichard became administrator of « L’Épargne de Toulouse », which had similar operations to Casino's with around 300 branches located in the South-West of France. Geoffroy Guichard took permanent control of the company in 1925. Geoffroy Guichard announced the transfer of the company to his children during the general meeting of October 1929. At that time, Casino counted around 2000 employees. After the death of Geoffroy Guichard in May 1940, Mario Guichard became President of the Executive Board. He was surrounded by his brothers Jean, Georges, Paul et Pierre Guichard, and his brother-in-law François Kemlin. In June 1941, François Kemlin created a network of clandestine activities. It benefited from important material resources made available by the company. These actions ranged from making packages/parcels and sending letters to creating