6. Rules and Processes

The company discloses how the sustainability strategy is implemented in the operational business by way of rules and processes.

To firmly anchor our commitment, sustainability is part of HOCHTIEF's vision, the principles of our Group and HOCHTIEF's strategy. This forms the basis for the sustainability strategy.

In addition, binding guidelines and guidelines ensure implementation within the Group. These specifications always comply at least with international standards, comply with applicable laws and regulations and in some cases go well beyond these.

Environmental protection is integrated into the project processes in the operating units. The management systems implemented for this purpose comply with international standards (ISO 14001). The proportion of units in the HOCHTIEF Group certified in accordance with environmental management systems, measured in terms of the number of employees, was 75.3 percent in 2018 (2017: 77.3%). The occupational health and safety management system is certified according to OSHAS 18001.

For information on CR organization, see criterion 5 "Responsibility".

The Executive Board of HOCHTIEF Aktiengesellschaft bears overall responsibility for the topic CR/sustainability. Controlling the department is the task of the CR function, which closely cooperates with all Management Boards and corporate departments.The work of the CR function and different CR committees serves the continuous strategic operational further development of sustainability at HOCHTIEF.

HOCHTIEF realizes a large number of projects that take long-term influences into account. In the case of certified projects (for example by the DGNB or LEED), HOCHTIEF is required to prepare an ecological balance sheet. For projects implemented in a public-private partnership (PPP), we must always carry out a life cycle analysis.