2. ACS
Employees: 169,770
Revenue: 31.98 billion ~ 33.92 billion USD
Market Cap: 10.52 billion ~ 11.16 billion USD
Net Income: 751 million ~ 796.6 million USD
We are continuing our list of biggest construction companies in Europe with Actividades de Construcción y Servicios (Construction and Services Activities) that is a Madrid-based leviathan within the construction space in Europe. Founded in 1942, the company’s construction endeavors include civil construction works, residential and non-residential buildings, and other real estate undertakings. ACS’ major projects include Portugal’s Alqueva Dam, the Torre Caja in Madrid, and the 250 meter Torre de Cristal.