COWI is an international consulting group, specialising in engineering, environmental science and economics, based in Lyngby, Denmark.  Our key services are mainly civil, structural and geotechnical engineers specialising in the design and maintenance of BTM - bridges, tunnels, and marine structures. Our principal activities are namely (71125) Infrastructure Engineering Design and Consultancy Services and (71129) Engineering Design and Consultancy Activities N.E.C. COWI Singapore was incorporated in October 2017.