Sébastien joined Howdens in September 2024 and was appointed to the Executive Committee in July 2025.

Prior to joining Howdens, Sébastien held various leadership and commercial roles with Kingfisher Group companies over two decades. These roles included Director of Trading for B&Q, CEO of Castorama Poland and, most recently, Chief Commercial Officer for Kingfisher Plc.

As Directeur Général – International, Sébastien is responsible for the performance and growth of Howdens’ international business in France, Belgium and the Republic of Ireland. The International business is in an important evolutionary phase and Sébastien’s wealth of experience will stand him, and Howdens, in good stead to grow this business.