Visionary economic and science policy implemented after the German reunification resulted in Saxony's excellent position in the high-tech sector, in academic and non-university research and internationally recognized commercial R&D centers. Foreign investors appreciate the excellence of the Saxon workforce involved in high-skill production. There are four universities in Saxony, five universities of applied sciences, five art colleges an numerous private institutions of higher education. In addition to the universities in Saxony, there are also numerous non-university research institutes: six Max-Planck Institutes, 17 Fraunhofer Institutes, six Leibniz Institutes and two Helmholtz centers. Dresden now has the second largest Fraunhofer center in Germany. More than 900 companies are performing research and development.