An engineering firm specialising in building simulation, with offices in Berlin and Singapore, advising architects, developers and planners. Its fire and smoke simulation uses FDS to model smoke and heat spread, visibility, smoke-extraction concepts and critical scenarios for fire-safety planning and special buildings, with results prepared for fire-safety planners, clients and authorities. The firm also runs CFD, thermal-comfort, daylight and energy simulation to VDI 6016 and on-site airflow measurement, across more than 150 projects worldwide.