Graduated from HEC Business School, Alain Cayzac began his advertising career in 1969 before setting up RSCG Agency in 1972 with Bernard Roux, Jacques Séguéla and Jean-Michel Goudard.
In 1984, he became President of RSCG France. Then, after the merge between Havas and RSCG in 1992, he became President of Euro RSCG France then President of Euro RSCG Worldwide.
In 1997, he was Vice-President of Havas and left the Company in December 2005.
In 1987, Alain Cayzac joins the Management Committee of Paris Saint Germain. In 1991 he became minority shareholder, and took the presidency in June 2006.
In April 2008, he left the club. He is now running the communication agency Transmettre.
Since 2009, he is also Senior Advisor at Goetzpartners, Corporate Finance and Management Consulting.