The company aims to provide comprehensive services in the fields of building technology, construction and real estate, as well as training and consulting. In the field of building technology, it provides consulting, planning, realization, maintenance and optimization services for systems, equipment and devices, with a particular focus on energy efficiency and sustainability. This also includes the trade of corresponding products as well as the provision of licensing, service and maintenance services. In the construction and real estate sector, the purpose includes in particular the activity as a general contractor and main contractor, as well as the creation, acquisition, management, leasing and sale of properties and land. The company may also provide coaching and educational services in the field of vocational and further education, as well as conduct all transactions that are directly or indirectly related to this purpose. The company may establish branches and subsidiaries at home and abroad and participate in other companies at home and abroad, as well as conduct all transactions that are directly or indirectly related to its purpose. The company may acquire, encumber, dispose of and manage real estate at home and abroad. It may also provide financing on its own or on behalf of others, as well as provide guarantees and sureties for subsidiaries and third parties.