An independent fire-safety engineering consultancy specialising in rookbeheersingssystemen — natural and mechanical RWA, stairwell and lift-shaft overpressure installations and car-park thrust ventilation — including RWA calculations, CFD simulation and Programma van Eisen drafting. The practice holds a Kiwa NCP certificate and is an Erkend Basisopsteller Rookbeheersingsinstallatie, the recognition covered by Kiwa’s K21027 scheme, deelgebied 1.3. It chaired the working group that produced the 2002 Regeling Rookbeheersingssystemen, now NEN 6093.