Educated at the Military academy of Saint Cyr, graduate from the Ecole supérieure de guerre of Paris, the Staff college Camberley and the Royal College of Defense Studies of London, general Trinquand is an expert in international relations. In operations he commanded a battalion in Lebanon (1991-92) and during ex-Yugoslavian (1993-95) he was military assistant of two commanders in UN operations. Between 2001 and 2006 he had several posting of responsibility within UN, NATO and EU. 

In 2010 he joined Marck&Balsan as Director for external relations. In this position he was in charge of relations with international organizations and governments (French and foreign). In 2013, he established a group of enterprises equipping contingents participating in peace operations (OMP solutions).

In 2023 he left the company and became president of DHT Conseil SAS. General Trinquand is a regular speaker in French and International media. He is the author of “Ce qui nous attend” » (Robert Laffont, October 2023), geopolitics, politic and military analyst of the coming world.