The firm’s revenue originates from all over the world, primarily generating revenues from America and Australia. In the United States, Hochtief is one of the largest general construction companies under its Turner subsidiary. The CIMIC Group generates the majority of Hochtief's revenue in Australia. Despite its profitable years, Hochtief's international employment has decreased since a high in 2012 to some 55,780 employees in 2018.
The German construction company has been involved in high-profile projects in Germany such as the construction of Commerzbank Tower in Frankfurt and New Elbe Tunnel in Hamburg. The company has also been involved in the construction of Bosporus Bridge in Turkey and various airports worldwide. Furthermore, the company is involved in green building projects all over the world. In 2018, Hochtief was involved in about 630 green building certified projects in the United States alone. Hochtief invests significantly into its research and development and also contributes to rewards for innovation in the building and infrastructure construction market.