De Smet Engineers & Contractors (DSEC)
Engineering ServicesWallonia, Belgium201-500 Employees
De Smet Engineers & Contractors (DSEC) is a privately held Belgian engineering services firm founded in 1989 that operates as a general contractor (EPC) for agro-industrial projects. It provides engineering, procurement, and construction management or turnkey execution, prioritizing energy efficiency and sustainability while offering a single-contract package that can include financial engineering and project development support. Its markets include sugar processing, oils and fats facilities, bio-based chemistry, and agro-chemistry, serving industrial operators and financiers with projects such as sugar plants and refineries, bioethanol facilities, and fertilizer or fine chemical plants. Based in Mont-Saint-Guibert in the Wallonia region of Belgium, DSEC presents itself as a global provider within the engineering services landscape, focused on safe, cost-conscious delivery. A recent development illustrating its international reach is the June 2026 partnership with the Berrahal Group to commission and test the expansion of the Grande Raffinerie Oranaise de Sucre in Algeria.