HeiQ Materials AG (German pronunciation: [ˈhaɪkju]) is a Swiss material science company, headquartered in Bad Zurzach, Switzerland. It was founded in 2005 as a spin-off of Swiss Federal Institute of Technology Zurich (ETH). HeiQ produces and sells textile finishing and other auxiliaries. But its core business activity is to conduct co-joint research and development projects with textile producers or consumer textile products brands for textile finishing to achieve effects that are currently not in market or not optimized to certain products.