
Growth Equity
—
Mikael Niemi
2018
212,4
248
GRK is an innovative construction corporation, including Graniittirakennus Kallio Oy and Winco Oy operating in Finland, Estonia-based GRK Infra AS as well as Infra Polar Ab in Finland. The core of the corporation’s operations are carrying out demanding infra projects, massive project management and allround competency in railway construction.