Maanrakennus Keränen oy is an experienced and versatile civil engineering company, whose area of activity is mainly the vicinity of Oulu, but the company has also operated in various contract projects, e.g. in the metropolitan area. Reliability, flexibility and reliability best describe our business operations and, driven by these factors, we have kept our operations running for more than 35 years. Our services include almost all aspects of civil engineering, as well as hydraulic and network construction. Total contracts, subcontracts, project management contracts, hourly work, unit price contracts, earthworks, crushed stone, sand, soils. We serve. All from one number. 050 359 7477 Ulla Kangasluoma