As a modern service company, TFI Aachen GmbH is primarily concerned with the testing, monitoring and certification of building products and technology transfer. The focus is on the interior design. The testing and certification includes safety, health and quality aspects. TFI Aachen GmbH is a 100% subsidiary of TFI e.V. The key areas of work are: -Fire tests -Emission tests -pollutant analysis -sound tests -Heat tests -functional tests