The company's purpose is to plan, design and execute installations in the fields of heating, ventilation, air conditioning and sanitation, as well as their maintenance and service. Additionally, the company's purpose is to trade (import and export) and sell building materials and products in all areas of the construction industry. The company may establish subsidiaries and branches in Switzerland and abroad, participate in other domestic and foreign companies, acquire or merge with similar or related companies, and enter into any business and conclude any contracts that are suitable to promote the company's purpose or are directly or indirectly related to it. The company may acquire, hold, manage, encumber, utilize and sell real estate, participations, financial instruments, intellectual property rights and licenses in Switzerland and abroad. The company may conduct business with or for the benefit of related parties, including its direct and indirect shareholders and other group companies, in particular grant loans to these persons or provide guarantees, sureties, pledges or other securities to secure their liabilities, in each case with or without consideration and even if these legal transactions are in the exclusive interest of the related parties. The company may engage in any further activity that is directly or indirectly related to the aforementioned purposes.