Denis Lecouturier was born at the Clinics of the University of Kinshasa and lived in Kinshasa until he left to study commercial engineering at the University of Louvain in Belgium.
His father was a professor of mathematics at the University of Kinshasa and was very involved in the local life in Mount Amba.
After a long career as a Financial Director then Managing Director in different companies on the African continent (Congo Brazzaville, Ghana, Nigeria), Denis Lecouturier returned to the Democratic Republic of Congo where he has been, since February 2023, the Managing Director of the Congolese Battery Council, a public establishment in charge of managing the value chain of minerals used in the manufacturing of electric batteries.