May was a Volunteer at Mouvement Social starting 1973, before taking in charge many projects between 1975 and 1987.
Based in France from 1991 to 2009, she was an active member of the Social Movement Lebanon France – MSLF and member of the Board during the year 2007.
May is again member of the Board since 2020.
She is a Social Assistant, President of the Association of Social Assistants in Lebanon from 2014 to 2020.