The operation of a technical and architectural office, the design of building works, technical consulting, including technical calculations and other engineering work, site management, and the execution of expert opinions in the construction sector. The purchase, sale, design, promotion, construction and consulting in the management of real estate. The preparation of expert opinions and real estate consulting. The acquisition, sale and management of real estate in Switzerland and abroad. Participation in companies in Switzerland and abroad, as well as the establishment of branches and subsidiaries in Switzerland and abroad. The company may assume representations, hold and market trademarks and patents. The company may also carry out all commercial, financial or other activities that are directly or indirectly related to the company's purpose.