The perception of foreign environmental technologies was ranked between good and excellent, well above the perception of domestic products. In the air sector, American, German, Austrian and Scandinavian technologies were ranked particularly high. German, American, French, Dutch and Scandinavian products were best perceived in the water and wastewater sector. German, American, French and Scandinavian technologies were ranked high in the waste management sector, while the energy sector seemed to be dominated by Scandinavian, German, American and Dutch products. Scandinavian and German products rated high in the noise and vibration sector.
Foreign companies are most active in the water and wastewater sector, followed by waste and energy.
Air pollution control, and noise, vibration and OHS were represented to a lesser degree. Most active in the water and wastewater sector are German companies, followed by Czech, French, and American suppliers. Danish, Austrian, and French firms seem to dominate among foreign companies in the waste sector, while in the energy sector, German and American presence is notable.