After carrying out her studies of psychopedagogy,coping both with study and work, at the end of 1969 Carla Cantone enters the staff of the person in charge of the Department of Health Physics of Pavia General Hospital. Carla Cantone volunteers to teach workers to help them achieve their diploma of a work training school.

In 1971  Carla starts her trade union career as Union representative of Pavia General Hospital.

In 1977 she is appointed General Secretary of C.G.I.L. civil service in Pavia. She takes part in the movements for the sick people rights and plans the trade union campaign to achieve the Public Health National reform.

In 1984 she is appointed General Secretary of Fillea- C.G.I.L. in Pavia Building Division and in 1986 she joins the National Secretariat.

In december 1992  Carla Cantone is entrusted with the task of National General Secretary  of the building group. She will perform this task until 2000, the year that marks her entry into the C.G.I.L. National Secretariat. She is responsible for the productive sectors and of the industrial and contractual strategies.

In may 2006 she is elected Responsible for C.G.I.L. Organization. In june 2008  she is appointed General Secretary of SPI C.G.I.L. , Italian Trade Union of Retired People.

In september 2015 Carla Cantone is appointed F.E.R.P.A. General Secretary: the European Trade Union of Retired People.