Between 1965 and 1970, Richer studied composition with Serge Garant and musicology with Maryvonne Kendergi at the Université de Montréal.
That same year, Richer was appointed Canada's computerized processing of data on music called MUSCADET's (now MUSCADØC) administrative director.
[1][3] From 1980 to 1982, she served as director general of the small dance company Le Groupe Nouvelle Aire, and was given the responsibility of the Festival d'été de Québec's 1982 music, street and theatre program after moving to Quebec City earlier that year.
Richer was general director of arts and policy planning in Communications Canada's cultural affairs department between 1986 and 1988.
Richer was a contributor to the 1990 CD sound documentary RCI Anthology of Canadian Music's program notes.