The company aims to provide engineering, planning, and consulting services in the field of building services engineering, particularly in the areas of heating, ventilation, air conditioning, refrigeration, sanitary (HVACR), as well as energy and sustainability concepts. To this end, the company shall in particular provide building services engineering and execution planning, concepts for new buildings and renovations, heating and energy replacement solutions, general planning, project and technical management, as well as technical consulting. The company may engage in all transactions that are directly or indirectly related to the company's purpose or are suitable for promoting it. The company may establish branches and subsidiaries at home and abroad and participate in other companies at home and abroad, as well as engage in 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 arrange financing for its own or third-party account and provide guarantees and bonds for subsidiaries and third parties.