The Sacyr Construction carries out its construction activity in all the areas of civil engineering and building. It is involved in some of the world's most important projects in terms of complexity, size and technical difficulty, such as the expansion of the Panama Canal.

In connection with the type of works carried out by the Group, it operates in the construction of roads, rails, hydraulics, airports, ports and urbanization projects, high-speed railway lines, metros, airports, motorways, highways, etc. and has great presence in both public and private construction works.

Aside from the activity carried out in Spain, the Sacyr Construction carries out an intense international activity, which it conducts through subsidiaries that are established locally and with local staff. So, this business is carried out by Sacyr in Spain, Chile, Costa Rica, Ireland, Panama, Algeria, Israel; Somague in Portugal, Angola, Brazil and Cape Verde and; SIS in Italy Apart from the emblematic global engineering project previously mentioned (the construction of the third set of locks of the Panama Canal), it is also involved in other important projects including: the construction of the Italian motorway Pedemontana - Veneta, between the Italian cities of Milan and Venice, the urban development work in El Beida and Benghazi (Libya), the construction of the Marâo tunnel (Portugal), the extension of Metro Line 9 in Madrid, the construction Vallenar-Caldera motorway (Chile) and several stretches of Spain's high-speed railway network .