[5] During his time at Grasset, he founded the Libelles collection, which featured authors such as Jacques Audiberti, Jean Cau, Bernard Frank, François Nourissier, Roger Vailland, and others.

[7][8] In 1970, Fasquelle purchased Le Nouveau Magazine Littéraire, which was sold in the 2000s to Groupe Artémis.

Une génération littéraire,[citation needed] was published by Presses Sorbonne Nouvelle [fr].

In 2015, he became a key shareholder for La nave di Teseo [it], a publishing house founded by Umberto Eco.

[12] Fasquelle was married to Solange de La Rochefoucauld, who divorced him in 2000 and died in August 2016.